From 57a2140dc9673c65fea088fbd024fbd002e6937b Mon Sep 17 00:00:00 2001 From: Nitin A Kamble Date: Thu, 9 Jun 2011 18:12:12 -0700 Subject: btrfs-tools: new recipe for tools to operate on btrfs images Added these patches to the recipe to get it to work as desired: Upstream patches from tmp & for-dragonn branches of repository http://git.kernel.org/?p=linux/kernel/git/mason/btrfs-progs-unstable.git Also included the debian patches. Nitin's patch to make the makefile cross friendly And Xin Zhong's patch to improve mkfs.btrfs Signed-off-by: Nitin A Kamble --- .../btrfs-tools/btrfs-tools/debian/01-labels.patch | 29 + .../btrfs-tools/btrfs-tools/debian/02-ftbfs.patch | 125 +++ .../btrfs-tools/btrfs-tools/debian/03-glibc.patch | 16 + .../btrfs-tools/btrfs-tools/fix_use_of_gcc.patch | 84 ++ .../btrfs-tools/btrfs-tools/mkfs-xin-fixes.patch | 183 ++++ ...g-devices-so-degraded-filesystems-can-be-.patch | 64 ++ ...-Check-for-RAID10-in-set_avail_alloc_bits.patch | 35 + ...t-the-root-generation-in-btrfs-debug-tree.patch | 33 + ...low-partial-FS-opens-for-btrfsck-scanning.patch | 253 +++++ .../0005-Temporary-debugging-for-dragonn.patch | 75 ++ ...-add-a-btrfs-select-super-command-to-over.patch | 170 +++ ...gs-use-safe-string-manipulation-functions.patch | 152 +++ ...0003-Btrfs-progs-utils-Informative-errors.patch | 37 + ...-page-to-new-defragment-command-interface.patch | 99 ++ ...prove-error-handling-in-the-btrfs-command.patch | 510 +++++++++ ...progs-update-super-fields-for-space-cache.patch | 57 + ...-add-support-for-mixed-data-metadata-bloc.patch | 403 +++++++ .../upstream-tmp/0008-Update-for-lzo-support.patch | 203 ++++ ...pdate-clean-up-btrfs-help-and-man-page-V2.patch | 272 +++++ ...0-Deprecate-btrfsctl-btrfs-show-btrfs-vol.patch | 152 +++ ...11-Add-the-btrfs-filesystem-label-command.patch | 390 +++++++ ...-Update-man-page-for-mixed-data-metadata-.patch | 42 + ...-Add-new-feature-to-mkfs.btrfs-to-make-fi.patch | 1108 ++++++++++++++++++++ ...-fix-wrong-extent-buffer-size-when-readin.patch | 33 + ...5-btrfs-progs-add-discard-support-to-mkfs.patch | 110 ++ .../btrfs-tools/btrfs-tools_git.bb | 52 + 26 files changed, 4687 insertions(+) create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/01-labels.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/02-ftbfs.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/03-glibc.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/fix_use_of_gcc.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/mkfs-xin-fixes.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0001-Fill-missing-devices-so-degraded-filesystems-can-be-.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0002-Check-for-RAID10-in-set_avail_alloc_bits.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0003-Print-the-root-generation-in-btrfs-debug-tree.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0004-Allow-partial-FS-opens-for-btrfsck-scanning.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0005-Temporary-debugging-for-dragonn.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0001-Btrfs-progs-add-a-btrfs-select-super-command-to-over.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0002-Btrfs-progs-use-safe-string-manipulation-functions.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0003-Btrfs-progs-utils-Informative-errors.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0004-update-man-page-to-new-defragment-command-interface.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0005-Improve-error-handling-in-the-btrfs-command.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0006-Btrfs-progs-update-super-fields-for-space-cache.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0007-Btrfs-progs-add-support-for-mixed-data-metadata-bloc.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0008-Update-for-lzo-support.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0009-Update-clean-up-btrfs-help-and-man-page-V2.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0010-Deprecate-btrfsctl-btrfs-show-btrfs-vol.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0011-Add-the-btrfs-filesystem-label-command.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0012-Btrfs-progs-Update-man-page-for-mixed-data-metadata-.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0013-btrfs-progs-Add-new-feature-to-mkfs.btrfs-to-make-fi.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0014-btrfs-progs-fix-wrong-extent-buffer-size-when-readin.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0015-btrfs-progs-add-discard-support-to-mkfs.patch create mode 100644 meta/recipes-devtools/btrfs-tools/btrfs-tools_git.bb (limited to 'meta/recipes-devtools') diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/01-labels.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/01-labels.patch new file mode 100644 index 000000000..b15a1c98e --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/01-labels.patch @@ -0,0 +1,29 @@ +Upstream-Status: Inappropriate [distribution: debian] + +Author: Chris Mason +Description: Allow /'s in labels. + +diff -Naurp btrfs-tools.orig/mkfs.c btrfs-tools/mkfs.c +--- btrfs-tools.orig/mkfs.c 2009-03-15 13:27:12.000000000 +0100 ++++ btrfs-tools/mkfs.c 2009-04-17 20:53:12.000000000 +0200 +@@ -294,7 +294,6 @@ static u64 parse_profile(char *s) + + static char *parse_label(char *input) + { +- int i; + int len = strlen(input); + + if (len > BTRFS_LABEL_SIZE) { +@@ -302,12 +301,6 @@ static char *parse_label(char *input) + BTRFS_LABEL_SIZE); + exit(1); + } +- for (i = 0; i < len; i++) { +- if (input[i] == '/' || input[i] == '\\') { +- fprintf(stderr, "invalid label %s\n", input); +- exit(1); +- } +- } + return strdup(input); + } + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/02-ftbfs.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/02-ftbfs.patch new file mode 100644 index 000000000..7b4719075 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/02-ftbfs.patch @@ -0,0 +1,125 @@ +Upstream-Status: Inappropriate [distribution: debian] + +Authors: + Luca Bruno + Alexander Kurtz + Daniel Baumann +Description: + Patch to properly cast and avoiding compiler warnings. Fixes FTBFS on alpha + and ia64 (Closes: #539433, #583768). + +diff -Naurp btrfs-tools.orig/btrfsctl.c btrfs-tools/btrfsctl.c +--- btrfs-tools.orig/btrfsctl.c 2010-06-01 07:22:33.000000000 +0200 ++++ btrfs-tools/btrfsctl.c 2010-06-05 08:44:05.000000000 +0200 +@@ -234,7 +234,7 @@ int main(int ac, char **av) + args.fd = fd; + ret = ioctl(snap_fd, command, &args); + } else if (command == BTRFS_IOC_DEFAULT_SUBVOL) { +- printf("objectid is %llu\n", objectid); ++ printf("objectid is %llu\n", (long long unsigned int) objectid); + ret = ioctl(fd, command, &objectid); + } else + ret = ioctl(fd, command, &args); +diff -Naurp btrfs-tools.orig/btrfs-list.c btrfs-tools/btrfs-list.c +--- btrfs-tools.orig/btrfs-list.c 2010-06-01 07:22:33.000000000 +0200 ++++ btrfs-tools/btrfs-list.c 2010-06-05 08:47:27.000000000 +0200 +@@ -248,8 +248,9 @@ static int resolve_root(struct root_look + break; + } + } +- printf("ID %llu top level %llu path %s\n", ri->root_id, top_id, +- full_path); ++ printf("ID %llu top level %llu path %s\n", ++ (long long unsigned int) ri->root_id, ++ (long long unsigned int) top_id, full_path); + free(full_path); + return 0; + } +diff -Naurp btrfs-tools.orig/btrfs-map-logical.c btrfs-tools/btrfs-map-logical.c +--- btrfs-tools.orig/btrfs-map-logical.c 2010-06-01 07:22:33.000000000 +0200 ++++ btrfs-tools/btrfs-map-logical.c 2010-06-05 08:48:10.000000000 +0200 +@@ -65,8 +65,9 @@ struct extent_buffer *debug_read_block(s + eb->dev_bytenr = multi->stripes[0].physical; + + fprintf(info_file, "mirror %d logical %Lu physical %Lu " +- "device %s\n", mirror_num, bytenr, eb->dev_bytenr, +- device->name); ++ "device %s\n", mirror_num, ++ (long long unsigned int) bytenr, ++ (long long unsigned int) eb->dev_bytenr, device->name); + kfree(multi); + + if (!copy || mirror_num == copy) +diff -Naurp btrfs-tools.orig/convert.c btrfs-tools/convert.c +--- btrfs-tools.orig/convert.c 2010-06-01 07:22:33.000000000 +0200 ++++ btrfs-tools/convert.c 2010-06-05 08:43:29.000000000 +0200 +@@ -2572,7 +2572,7 @@ int do_rollback(const char *devname, int + ext2_root = btrfs_read_fs_root(root->fs_info, &key); + if (!ext2_root || IS_ERR(ext2_root)) { + fprintf(stderr, "unable to open subvol %llu\n", +- key.objectid); ++ (unsigned long long) key.objectid); + goto fail; + } + +diff -Naurp btrfs-tools.orig/debug-tree.c btrfs-tools/debug-tree.c +--- btrfs-tools.orig/debug-tree.c 2010-06-01 07:22:33.000000000 +0200 ++++ btrfs-tools/debug-tree.c 2010-06-05 08:46:17.000000000 +0200 +@@ -162,7 +162,8 @@ int main(int ac, char **av) + root->nodesize, 0); + } + if (!leaf) { +- fprintf(stderr, "failed to read %llu\n", block_only); ++ fprintf(stderr, "failed to read %llu\n", ++ (long long unsigned int) block_only); + return 0; + } + btrfs_print_tree(root, leaf, 0); +diff -Naurp btrfs-tools.orig/disk-io.c btrfs-tools/disk-io.c +--- btrfs-tools.orig/disk-io.c 2010-06-01 07:18:01.000000000 +0200 ++++ btrfs-tools/disk-io.c 2010-06-05 08:43:29.000000000 +0200 +@@ -678,7 +678,8 @@ struct btrfs_root *open_ctree_fd(int fp, + ~BTRFS_FEATURE_INCOMPAT_SUPP; + if (features) { + printk("couldn't open because of unsupported " +- "option features (%Lx).\n", features); ++ "option features (%Lx).\n", ++ (unsigned long long)features); + BUG_ON(1); + } + +@@ -692,7 +693,8 @@ struct btrfs_root *open_ctree_fd(int fp, + ~BTRFS_FEATURE_COMPAT_RO_SUPP; + if (writes && features) { + printk("couldn't open RDWR because of unsupported " +- "option features (%Lx).\n", features); ++ "option features (%Lx).\n", ++ (unsigned long long) features); + BUG_ON(1); + } + +diff -Naurp btrfs-tools.orig/extent-tree.c btrfs-tools/extent-tree.c +--- btrfs-tools.orig/extent-tree.c 2010-06-01 07:18:01.000000000 +0200 ++++ btrfs-tools/extent-tree.c 2010-06-05 08:43:29.000000000 +0200 +@@ -1448,7 +1448,8 @@ int btrfs_lookup_extent_info(struct btrf + goto out; + if (ret != 0) { + btrfs_print_leaf(root, path->nodes[0]); +- printk("failed to find block number %Lu\n", bytenr); ++ printk("failed to find block number %Lu\n", ++ (unsigned long long) bytenr); + BUG(); + } + +diff -Naurp btrfs-tools.orig/print-tree.c btrfs-tools/print-tree.c +--- btrfs-tools.orig/print-tree.c 2010-06-01 07:22:33.000000000 +0200 ++++ btrfs-tools/print-tree.c 2010-06-05 08:43:29.000000000 +0200 +@@ -494,7 +494,7 @@ void btrfs_print_leaf(struct btrfs_root + case BTRFS_DIR_LOG_ITEM_KEY: + dlog = btrfs_item_ptr(l, i, struct btrfs_dir_log_item); + printf("\t\tdir log end %Lu\n", +- btrfs_dir_log_end(l, dlog)); ++ (unsigned long long) btrfs_dir_log_end(l, dlog)); + break; + case BTRFS_ORPHAN_ITEM_KEY: + printf("\t\torphan item\n"); diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/03-glibc.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/03-glibc.patch new file mode 100644 index 000000000..dc26148f1 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/debian/03-glibc.patch @@ -0,0 +1,16 @@ +Upstream-Status: Inappropriate [distribution: debian] + +Author: Colin Watson +Description: Fixes FTBFS with glibc 2.12 (Closes; #586111). + +diff -Naurp btrfs-tools.orig//btrfsck.c btrfs-tools/btrfsck.c +--- btrfs-tools.orig//btrfsck.c 2010-06-05 09:06:38.000000000 +0200 ++++ btrfs-tools/btrfsck.c 2010-06-16 16:16:10.000000000 +0200 +@@ -21,6 +21,7 @@ + #include + #include + #include ++#include + #include "kerncompat.h" + #include "ctree.h" + #include "disk-io.h" diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/fix_use_of_gcc.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/fix_use_of_gcc.patch new file mode 100644 index 000000000..0a5fb349c --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/fix_use_of_gcc.patch @@ -0,0 +1,84 @@ +Nitin A Kamble 2011/06/09 +UpstreamStatus: Pending + +Avoid these kinds of errors while doing cross build: + +| ccache i586-poky-linux-gcc -march=i586 --sysroot=/disk0/pokybuild/build0/tmp/sysroots/qemux86 -Wp,-MMD,./.btrfsctl.o.d,-MT,btrfsctl.o -Wall -D_FILE_OFFSET_BITS=64 -D_FORTIFY_SOURCE=2 -O2 -pipe -g -feliminate-unused-debug-types -c btrfsctl.c +| gcc -O2 -pipe -g -feliminate-unused-debug-types -o btrfsctl btrfsctl.o ctree.o disk-io.o radix-tree.o extent-tree.o print-tree.o root-tree.o dir-item.o file-item.o inode-item.o inode-map.o crc32c.o rbtree.o extent-cache.o extent_io.o volumes.o utils.o btrfs-list.o -Wl,-O1 -Wl,--as-needed -luuid +| /usr/bin/ld: i386 architecture of input file `btrfsctl.o' is incompatible with i386:x86-64 output +| /usr/bin/ld: i386 architecture of input file `ctree.o' is incompatible with i386:x86-64 output + +Index: git/Makefile +=================================================================== +--- git.orig/Makefile ++++ git/Makefile +@@ -38,53 +38,53 @@ version: + bash version.sh + + btrfs: $(objects) btrfs.o btrfs_cmds.o +- gcc $(CFLAGS) -o btrfs btrfs.o btrfs_cmds.o \ ++ $(CC) $(CFLAGS) -o btrfs btrfs.o btrfs_cmds.o \ + $(objects) $(LDFLAGS) $(LIBS) + + btrfsctl: $(objects) btrfsctl.o +- gcc $(CFLAGS) -o btrfsctl btrfsctl.o $(objects) $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfsctl btrfsctl.o $(objects) $(LDFLAGS) $(LIBS) + + btrfs-vol: $(objects) btrfs-vol.o +- gcc $(CFLAGS) -o btrfs-vol btrfs-vol.o $(objects) $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-vol btrfs-vol.o $(objects) $(LDFLAGS) $(LIBS) + + btrfs-show: $(objects) btrfs-show.o +- gcc $(CFLAGS) -o btrfs-show btrfs-show.o $(objects) $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-show btrfs-show.o $(objects) $(LDFLAGS) $(LIBS) + + btrfsck: $(objects) btrfsck.o +- gcc $(CFLAGS) -o btrfsck btrfsck.o $(objects) $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfsck btrfsck.o $(objects) $(LDFLAGS) $(LIBS) + + mkfs.btrfs: $(objects) mkfs.o +- gcc $(CFLAGS) -o mkfs.btrfs $(objects) mkfs.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o mkfs.btrfs $(objects) mkfs.o $(LDFLAGS) $(LIBS) + + btrfs-debug-tree: $(objects) debug-tree.o +- gcc $(CFLAGS) -o btrfs-debug-tree $(objects) debug-tree.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-debug-tree $(objects) debug-tree.o $(LDFLAGS) $(LIBS) + + btrfs-zero-log: $(objects) btrfs-zero-log.o +- gcc $(CFLAGS) -o btrfs-zero-log $(objects) btrfs-zero-log.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-zero-log $(objects) btrfs-zero-log.o $(LDFLAGS) $(LIBS) + + btrfs-select-super: $(objects) btrfs-select-super.o +- gcc $(CFLAGS) -o btrfs-select-super $(objects) btrfs-select-super.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-select-super $(objects) btrfs-select-super.o $(LDFLAGS) $(LIBS) + + btrfstune: $(objects) btrfstune.o +- gcc $(CFLAGS) -o btrfstune $(objects) btrfstune.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfstune $(objects) btrfstune.o $(LDFLAGS) $(LIBS) + + btrfs-map-logical: $(objects) btrfs-map-logical.o +- gcc $(CFLAGS) -o btrfs-map-logical $(objects) btrfs-map-logical.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-map-logical $(objects) btrfs-map-logical.o $(LDFLAGS) $(LIBS) + + btrfs-image: $(objects) btrfs-image.o +- gcc $(CFLAGS) -o btrfs-image $(objects) btrfs-image.o -lpthread -lz $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-image $(objects) btrfs-image.o -lpthread -lz $(LDFLAGS) $(LIBS) + + dir-test: $(objects) dir-test.o +- gcc $(CFLAGS) -o dir-test $(objects) dir-test.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o dir-test $(objects) dir-test.o $(LDFLAGS) $(LIBS) + + quick-test: $(objects) quick-test.o +- gcc $(CFLAGS) -o quick-test $(objects) quick-test.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o quick-test $(objects) quick-test.o $(LDFLAGS) $(LIBS) + + convert: $(objects) convert.o +- gcc $(CFLAGS) -o btrfs-convert $(objects) convert.o -lext2fs -lcom_err $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o btrfs-convert $(objects) convert.o -lext2fs -lcom_err $(LDFLAGS) $(LIBS) + + ioctl-test: $(objects) ioctl-test.o +- gcc $(CFLAGS) -o ioctl-test $(objects) ioctl-test.o $(LDFLAGS) $(LIBS) ++ $(CC) $(CFLAGS) -o ioctl-test $(objects) ioctl-test.o $(LDFLAGS) $(LIBS) + + manpages: + cd man; make diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/mkfs-xin-fixes.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/mkfs-xin-fixes.patch new file mode 100644 index 000000000..847e87066 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/mkfs-xin-fixes.patch @@ -0,0 +1,183 @@ +Upstream-Status: Pending + +This patch is made by xin.zhong@intel.com to implement these supported +features in mkfs.btrfs: + * populate fs image from a directory while creating it + * reduce minimum size of the created image from 256MB to around 24MB + * while creating image use the specified device name rather than output.img + +Patch tested and incorporated in poky by: +Nitin A Kamble 2011/06/20 + +diff --git a/file-item.c b/file-item.c +index 9732282..aed42c3 100644 +--- a/file-item.c ++++ b/file-item.c +@@ -193,7 +193,7 @@ int btrfs_csum_file_block(struct btrfs_trans_handle *trans, + struct btrfs_root *root, u64 alloc_end, + u64 bytenr, char *data, size_t len) + { +- int ret; ++ int ret = 0; + struct btrfs_key file_key; + struct btrfs_key found_key; + u64 next_offset = (u64)-1; +diff --git a/mkfs.c b/mkfs.c +index 57c88f9..e953a33 100644 +--- a/mkfs.c ++++ b/mkfs.c +@@ -36,7 +36,7 @@ + #include + #include + #include +-#include ++#include + #include "kerncompat.h" + #include "ctree.h" + #include "disk-io.h" +@@ -517,7 +517,6 @@ static int add_inode_items(struct btrfs_trans_handle *trans, + fail: + return ret; + } +- + static int add_xattr_item(struct btrfs_trans_handle *trans, + struct btrfs_root *root, u64 objectid, + const char *file_name) +@@ -532,8 +531,10 @@ static int add_xattr_item(struct btrfs_trans_handle *trans, + + ret = llistxattr(file_name, xattr_list, XATTR_LIST_MAX); + if (ret < 0) { +- fprintf(stderr, "get a list of xattr failed for %s\n", +- file_name); ++ if(errno == ENOTSUP) ++ return 0; ++ fprintf(stderr, "get a list of xattr failed for %s errno %d\n", ++ file_name, errno); + return ret; + } + if (ret == 0) +@@ -546,8 +547,11 @@ static int add_xattr_item(struct btrfs_trans_handle *trans, + + ret = getxattr(file_name, cur_name, cur_value, XATTR_SIZE_MAX); + if (ret < 0) { +- fprintf(stderr, "get a xattr value failed for %s\n", +- cur_name); ++ if(errno == ENOTSUP) ++ return 0; ++ fprintf(stderr, "get a xattr value failed for %s attr %s errno %d\n", ++ file_name, cur_name, errno); ++ return ret; + } + + ret = btrfs_insert_xattr_item(trans, root, cur_name, +@@ -563,7 +567,6 @@ static int add_xattr_item(struct btrfs_trans_handle *trans, + + return ret; + } +- + static int custom_alloc_extent(struct btrfs_root *root, u64 num_bytes, + u64 hint_byte, struct btrfs_key *ins) + { +@@ -923,27 +926,27 @@ static int traverse_directory(struct btrfs_trans_handle *trans, + fprintf(stderr, "add_inode_items failed\n"); + goto fail; + } +- + ret = add_xattr_item(trans, root, + cur_inum, cur_file->d_name); + if (ret) { + fprintf(stderr, "add_xattr_item failed\n"); +- goto fail; ++ if(ret != -ENOTSUP) ++ goto fail; + } +- + if (S_ISDIR(st.st_mode)) { + dir_entry = malloc(sizeof(struct directory_name_entry)); + dir_entry->dir_name = cur_file->d_name; + dir_entry->path = make_path(parent_dir_entry->path, + cur_file->d_name); + dir_entry->inum = cur_inum; +- list_add_tail(&dir_entry->list, &dir_head->list); ++ list_add_tail(&dir_entry->list, &dir_head->list); + } else if (S_ISREG(st.st_mode)) { + ret = add_file_items(trans, root, &cur_inode, + cur_inum, parent_inum, &st, + cur_file->d_name, out_fd); + if (ret) { +- fprintf(stderr, "add_file_items failed\n"); ++ fprintf(stderr, "add_file_items failed %s\n", ++ cur_file->d_name); + goto fail; + } + } else if (S_ISLNK(st.st_mode)) { +@@ -987,7 +990,7 @@ static int create_chunks(struct btrfs_trans_handle *trans, + u64 chunk_size; + u64 meta_type = BTRFS_BLOCK_GROUP_METADATA; + u64 data_type = BTRFS_BLOCK_GROUP_DATA; +- u64 minimum_data_chunk_size = 64 * 1024 * 1024; ++ u64 minimum_data_chunk_size = 8 * 1024 * 1024; + u64 i; + int ret; + +@@ -1062,7 +1065,6 @@ static u64 size_sourcedir(char *dir_name, u64 sectorsize, + char path[512]; + char *file_name = "temp_file"; + FILE *file; +- u64 minimum_data_size = 256 * 1024 * 1024; /* 256MB */ + u64 default_chunk_size = 8 * 1024 * 1024; /* 8MB */ + u64 allocated_meta_size = 8 * 1024 * 1024; /* 8MB */ + u64 allocated_total_size = 20 * 1024 * 1024; /* 20MB */ +@@ -1101,9 +1103,6 @@ static u64 size_sourcedir(char *dir_name, u64 sectorsize, + + *num_of_meta_chunks_ret = num_of_meta_chunks; + +- if (total_size < minimum_data_size) +- total_size = minimum_data_size; +- + return total_size; + } + +@@ -1158,9 +1157,9 @@ int main(int ac, char **av) + + char *source_dir = NULL; + int source_dir_set = 0; +- char *output = "output.img"; + u64 num_of_meta_chunks = 0; + u64 size_of_data = 0; ++ u64 source_dir_size = 0; + + while(1) { + int c; +@@ -1224,8 +1223,6 @@ int main(int ac, char **av) + fprintf(stderr, "Illegal nodesize %u\n", nodesize); + exit(1); + } +- if (source_dir_set) +- ac++; + ac = ac - optind; + if (ac == 0) + print_usage(); +@@ -1257,17 +1254,19 @@ int main(int ac, char **av) + block_count = dev_block_count; + } else { + ac = 0; +- fd = open_target(output); ++ file = av[optind++]; ++ fd = open_target(file); + if (fd < 0) { + fprintf(stderr, "unable to open the %s\n", file); + exit(1); + } + +- file = output; + first_fd = fd; + first_file = file; +- block_count = size_sourcedir(source_dir, sectorsize, ++ source_dir_size = size_sourcedir(source_dir, sectorsize, + &num_of_meta_chunks, &size_of_data); ++ if(block_count < source_dir_size) ++ block_count = source_dir_size; + ret = zero_output_file(fd, block_count, sectorsize); + if (ret) { + fprintf(stderr, "unable to zero the output file\n"); diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0001-Fill-missing-devices-so-degraded-filesystems-can-be-.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0001-Fill-missing-devices-so-degraded-filesystems-can-be-.patch new file mode 100644 index 000000000..e4665335e --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0001-Fill-missing-devices-so-degraded-filesystems-can-be-.patch @@ -0,0 +1,64 @@ +Upstream-Status: Inappropriate [Backport] +From a6c54702d8973aef081cff81ed8d90427bb21768 Mon Sep 17 00:00:00 2001 +From: Chris Mason +Date: Wed, 15 Dec 2010 16:00:23 -0500 +Subject: [PATCH 1/5] Fill missing devices so degraded filesystems can be read + +When a device is missing, the btrfs tools need to be able to read alternate +copies from the remaining devices. This creates placeholder devices +that always return -EIO so the tools can limp along. + +Signed-off-by: Chris Mason +--- + disk-io.c | 1 + + volumes.c | 15 +++++++++++++-- + 2 files changed, 14 insertions(+), 2 deletions(-) + +diff --git a/disk-io.c b/disk-io.c +index 5bd9cfc..f4368f3 100644 +--- a/disk-io.c ++++ b/disk-io.c +@@ -204,6 +204,7 @@ struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr, + eb->dev_bytenr = multi->stripes[0].physical; + kfree(multi); + ret = read_extent_from_disk(eb); ++ + if (ret == 0 && check_tree_block(root, eb) == 0 && + csum_tree_block(root, eb, 1) == 0 && + verify_parent_transid(eb->tree, eb, parent_transid) == 0) { +diff --git a/volumes.c b/volumes.c +index 4bb77e2..5773467 100644 +--- a/volumes.c ++++ b/volumes.c +@@ -1263,6 +1263,16 @@ int btrfs_chunk_readonly(struct btrfs_root *root, u64 chunk_offset) + return readonly; + } + ++static struct btrfs_device *fill_missing_device(u64 devid) ++{ ++ struct btrfs_device *device; ++ ++ device = kzalloc(sizeof(*device), GFP_NOFS); ++ device->devid = devid; ++ device->fd = -1; ++ return device; ++} ++ + static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key, + struct extent_buffer *leaf, + struct btrfs_chunk *chunk) +@@ -1313,8 +1323,9 @@ static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key, + map->stripes[i].dev = btrfs_find_device(root, devid, uuid, + NULL); + if (!map->stripes[i].dev) { +- kfree(map); +- return -EIO; ++ map->stripes[i].dev = fill_missing_device(devid); ++ printf("warning, device %llu is missing\n", ++ (unsigned long long)devid); + } + + } +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0002-Check-for-RAID10-in-set_avail_alloc_bits.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0002-Check-for-RAID10-in-set_avail_alloc_bits.patch new file mode 100644 index 000000000..c8557f786 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0002-Check-for-RAID10-in-set_avail_alloc_bits.patch @@ -0,0 +1,35 @@ +Upstream-Status: Inappropriate [Backport] +From 454a0538680bc17656cefadef1f167917ea0b856 Mon Sep 17 00:00:00 2001 +From: Chris Mason +Date: Wed, 15 Dec 2010 16:02:45 -0500 +Subject: [PATCH 2/5] Check for RAID10 in set_avail_alloc_bits + +When raid is setup with mkfs, it is supposed to cow the initial filesystem +it creates up to the desired raid level. RAID10 was not in the list +of RAID levels it checked for, so the initial FS created for RAID10 +actually only lived on the first disk. + +This works well enough because all the roots get quickly cowed during the +first mount. The exception is the data relocation tree, which only gets +cowed when we do a balance. + +Signed-off-by: Chris Mason +--- + extent-tree.c | 1 + + 1 files changed, 1 insertions(+), 0 deletions(-) + +diff --git a/extent-tree.c b/extent-tree.c +index b2f9bb2..108933f 100644 +--- a/extent-tree.c ++++ b/extent-tree.c +@@ -1775,6 +1775,7 @@ static void set_avail_alloc_bits(struct btrfs_fs_info *fs_info, u64 flags) + { + u64 extra_flags = flags & (BTRFS_BLOCK_GROUP_RAID0 | + BTRFS_BLOCK_GROUP_RAID1 | ++ BTRFS_BLOCK_GROUP_RAID10 | + BTRFS_BLOCK_GROUP_DUP); + if (extra_flags) { + if (flags & BTRFS_BLOCK_GROUP_DATA) +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0003-Print-the-root-generation-in-btrfs-debug-tree.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0003-Print-the-root-generation-in-btrfs-debug-tree.patch new file mode 100644 index 000000000..ad416208b --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0003-Print-the-root-generation-in-btrfs-debug-tree.patch @@ -0,0 +1,33 @@ +Upstream-Status: Inappropriate [Backport] +From d5b8b904ac40e4c5dbff4008accd7e588b697085 Mon Sep 17 00:00:00 2001 +From: Chris Mason +Date: Wed, 15 Dec 2010 16:03:00 -0500 +Subject: [PATCH 3/5] Print the root generation in btrfs-debug-tree + +Signed-off-by: Chris Mason +--- + print-tree.c | 5 +++-- + 1 files changed, 3 insertions(+), 2 deletions(-) + +diff --git a/print-tree.c b/print-tree.c +index ac575d5..85399aa 100644 +--- a/print-tree.c ++++ b/print-tree.c +@@ -505,11 +505,12 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l) + case BTRFS_ROOT_ITEM_KEY: + ri = btrfs_item_ptr(l, i, struct btrfs_root_item); + read_extent_buffer(l, &root_item, (unsigned long)ri, sizeof(root_item)); +- printf("\t\troot data bytenr %llu level %d dirid %llu refs %u\n", ++ printf("\t\troot data bytenr %llu level %d dirid %llu refs %u gen %llu\n", + (unsigned long long)btrfs_root_bytenr(&root_item), + btrfs_root_level(&root_item), + (unsigned long long)btrfs_root_dirid(&root_item), +- btrfs_root_refs(&root_item)); ++ btrfs_root_refs(&root_item), ++ (unsigned long long)btrfs_root_generation(&root_item)); + if (btrfs_root_refs(&root_item) == 0) { + struct btrfs_key drop_key; + btrfs_disk_key_to_cpu(&drop_key, +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0004-Allow-partial-FS-opens-for-btrfsck-scanning.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0004-Allow-partial-FS-opens-for-btrfsck-scanning.patch new file mode 100644 index 000000000..cf8700723 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0004-Allow-partial-FS-opens-for-btrfsck-scanning.patch @@ -0,0 +1,253 @@ +Upstream-Status: Inappropriate [Backport] +From 238f88bb6c4b9ebad727c6bffb57f542e7e412c1 Mon Sep 17 00:00:00 2001 +From: Chris Mason +Date: Sun, 19 Dec 2010 16:22:31 -0500 +Subject: [PATCH 4/5] Allow partial FS opens for btrfsck scanning + +Signed-off-by: Chris Mason +--- + btrfsck.c | 10 ++++++++-- + convert.c | 20 ++++++++++++++------ + disk-io.c | 57 +++++++++++++++++++++++++++++++++++++++++---------------- + disk-io.h | 5 +++-- + 4 files changed, 66 insertions(+), 26 deletions(-) + +diff --git a/btrfsck.c b/btrfsck.c +index 63e44d1..f760706 100644 +--- a/btrfsck.c ++++ b/btrfsck.c +@@ -2820,6 +2820,7 @@ int main(int ac, char **av) + { + struct cache_tree root_cache; + struct btrfs_root *root; ++ struct btrfs_fs_info *info; + u64 bytenr = 0; + int ret; + int num; +@@ -2856,11 +2857,16 @@ int main(int ac, char **av) + return -EBUSY; + } + +- root = open_ctree(av[optind], bytenr, 0); ++ info = open_fs_info(av[optind], bytenr, 0, 1); + +- if (root == NULL) ++ if (info == NULL) + return 1; + ++ root = info->fs_root; ++ if (!root) { ++ fprintf(stderr, "failed to read the filesystem\n"); ++ exit(1); ++ } + ret = check_extents(root); + if (ret) + goto out; +diff --git a/convert.c b/convert.c +index fbcf4a3..72e3cdc 100644 +--- a/convert.c ++++ b/convert.c +@@ -2342,6 +2342,7 @@ int do_convert(const char *devname, int datacsum, int packing, int noxattr) + ext2_filsys ext2_fs; + struct btrfs_root *root; + struct btrfs_root *ext2_root; ++ struct btrfs_fs_info *fs_info; + + ret = open_ext2fs(devname, &ext2_fs); + if (ret) { +@@ -2386,11 +2387,12 @@ int do_convert(const char *devname, int datacsum, int packing, int noxattr) + fprintf(stderr, "unable to update system chunk\n"); + goto fail; + } +- root = open_ctree_fd(fd, devname, super_bytenr, O_RDWR); +- if (!root) { ++ fs_info = open_ctree_fd(fd, devname, super_bytenr, O_RDWR, 0); ++ if (!fs_info) { + fprintf(stderr, "unable to open ctree\n"); + goto fail; + } ++ root = fs_info->fs_root; + ret = cache_free_extents(root, ext2_fs); + if (ret) { + fprintf(stderr, "error during cache_free_extents %d\n", ret); +@@ -2447,11 +2449,13 @@ int do_convert(const char *devname, int datacsum, int packing, int noxattr) + goto fail; + } + +- root = open_ctree_fd(fd, devname, 0, O_RDWR); +- if (!root) { ++ fs_info = open_ctree_fd(fd, devname, 0, O_RDWR, 0); ++ if (!fs_info) { + fprintf(stderr, "unable to open ctree\n"); + goto fail; + } ++ root = fs_info->fs_root; ++ + /* move chunk tree into system chunk. */ + ret = fixup_chunk_mapping(root); + if (ret) { +@@ -2525,6 +2529,7 @@ int do_rollback(const char *devname, int force) + struct btrfs_key key; + struct btrfs_path path; + struct extent_io_tree io_tree; ++ struct btrfs_fs_info *fs_info; + char *buf; + char *name; + u64 bytenr; +@@ -2546,11 +2551,14 @@ int do_rollback(const char *devname, int force) + fprintf(stderr, "unable to open %s\n", devname); + goto fail; + } +- root = open_ctree_fd(fd, devname, 0, O_RDWR); +- if (!root) { ++ ++ fs_info = open_ctree_fd(fd, devname, 0, O_RDWR, 0); ++ if (!fs_info) { + fprintf(stderr, "unable to open ctree\n"); + goto fail; + } ++ root = fs_info->fs_root; ++ + ret = may_rollback(root); + if (ret < 0) { + fprintf(stderr, "unable to do rollback\n"); +diff --git a/disk-io.c b/disk-io.c +index f4368f3..dc100b0 100644 +--- a/disk-io.c ++++ b/disk-io.c +@@ -441,7 +441,8 @@ static int find_and_setup_log_root(struct btrfs_root *tree_root, + btrfs_super_generation(disk_super) + 1); + + fs_info->log_root_tree = log_root; +- BUG_ON(!log_root->node); ++ if (!log_root->node) ++ return -EIO; + return 0; + } + +@@ -571,10 +572,11 @@ struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info, + return root; + } + +-struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr, int writes) ++struct btrfs_fs_info *open_fs_info(const char *filename, u64 sb_bytenr, ++ int writes, int partial) + { + int fp; +- struct btrfs_root *root; ++ struct btrfs_fs_info *fs_info; + int flags = O_CREAT | O_RDWR; + + if (!writes) +@@ -585,14 +587,25 @@ struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr, int writes) + fprintf (stderr, "Could not open %s\n", filename); + return NULL; + } +- root = open_ctree_fd(fp, filename, sb_bytenr, writes); ++ fs_info = open_ctree_fd(fp, filename, sb_bytenr, writes, partial); ++ + close(fp); ++ return fs_info; ++} + +- return root; ++ ++struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr, int writes) ++{ ++ struct btrfs_fs_info *fs_info; ++ ++ fs_info = open_fs_info(filename, sb_bytenr, writes, 0); ++ if (fs_info) ++ return fs_info->fs_root; ++ return NULL; + } + +-struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, +- int writes) ++struct btrfs_fs_info *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, ++ int writes, int partial) + { + u32 sectorsize; + u32 nodesize; +@@ -727,7 +740,8 @@ struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, + + if (!(btrfs_super_flags(disk_super) & BTRFS_SUPER_FLAG_METADUMP)) { + ret = btrfs_read_chunk_tree(chunk_root); +- BUG_ON(ret); ++ if (ret) ++ goto fail; + } + + blocksize = btrfs_level_size(tree_root, +@@ -737,25 +751,32 @@ struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, + tree_root->node = read_tree_block(tree_root, + btrfs_super_root(disk_super), + blocksize, generation); +- BUG_ON(!tree_root->node); ++ if (!tree_root->node) ++ goto fail; ++ + ret = find_and_setup_root(tree_root, fs_info, + BTRFS_EXTENT_TREE_OBJECTID, extent_root); +- BUG_ON(ret); ++ if (ret) ++ goto fail; ++ + extent_root->track_dirty = 1; + + ret = find_and_setup_root(tree_root, fs_info, + BTRFS_DEV_TREE_OBJECTID, dev_root); +- BUG_ON(ret); ++ if (ret) ++ goto fail; ++ + dev_root->track_dirty = 1; + + ret = find_and_setup_root(tree_root, fs_info, + BTRFS_CSUM_TREE_OBJECTID, csum_root); +- BUG_ON(ret); ++ if (ret) ++ goto fail; + csum_root->track_dirty = 1; + +- BUG_ON(ret); +- +- find_and_setup_log_root(tree_root, fs_info, disk_super); ++ ret = find_and_setup_log_root(tree_root, fs_info, disk_super); ++ if (ret) ++ goto fail; + + fs_info->generation = generation + 1; + btrfs_read_block_groups(fs_info->tree_root); +@@ -769,7 +790,11 @@ struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, + fs_info->metadata_alloc_profile = (u64)-1; + fs_info->system_alloc_profile = fs_info->metadata_alloc_profile; + +- return fs_info->fs_root; ++ return fs_info; ++fail: ++ if (partial) ++ return fs_info; ++ return NULL; + } + + int btrfs_read_dev_super(int fd, struct btrfs_super_block *sb, u64 sb_bytenr) +diff --git a/disk-io.h b/disk-io.h +index 7ebec24..03c5eee 100644 +--- a/disk-io.h ++++ b/disk-io.h +@@ -44,8 +44,9 @@ struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root, + int clean_tree_block(struct btrfs_trans_handle *trans, + struct btrfs_root *root, struct extent_buffer *buf); + struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr, int writes); +-struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, +- int writes); ++struct btrfs_fs_info *open_fs_info(const char *filename, u64 sb_bytenr, int writes, int partial); ++struct btrfs_fs_info *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, ++ int writes, int partial); + int close_ctree(struct btrfs_root *root); + int write_all_supers(struct btrfs_root *root); + int write_ctree_super(struct btrfs_trans_handle *trans, +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0005-Temporary-debugging-for-dragonn.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0005-Temporary-debugging-for-dragonn.patch new file mode 100644 index 000000000..54123f729 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-for-dragonn/0005-Temporary-debugging-for-dragonn.patch @@ -0,0 +1,75 @@ +Upstream-Status: Inappropriate [Backport] +From e3064e90cfd0be823b2da3edff64f97756fcc245 Mon Sep 17 00:00:00 2001 +From: Chris Mason +Date: Mon, 25 Apr 2011 16:31:40 -0400 +Subject: [PATCH 5/5] Temporary debugging for dragonn + +Signed-off-by: Chris Mason +--- + btrfsck.c | 3 +++ + disk-io.c | 16 ++++++++-------- + 2 files changed, 11 insertions(+), 8 deletions(-) + +diff --git a/btrfsck.c b/btrfsck.c +index f760706..cb3dee0 100644 +--- a/btrfsck.c ++++ b/btrfsck.c +@@ -855,6 +855,7 @@ static u64 count_csum_range(struct btrfs_root *root, u64 start, u64 len) + u64 csum_end; + u16 csum_size = btrfs_super_csum_size(&root->fs_info->super_copy); + ++ return 0; + btrfs_init_path(&path); + + key.objectid = BTRFS_EXTENT_CSUM_OBJECTID; +@@ -2666,6 +2667,8 @@ static int add_root_to_pending(struct extent_buffer *buf, + struct cache_tree *nodes, + struct btrfs_key *root_key) + { ++ if (root_key->objectid == 7) ++ return 0; + if (btrfs_header_level(buf) > 0) + add_pending(nodes, seen, buf->start, buf->len); + else +diff --git a/disk-io.c b/disk-io.c +index dc100b0..c242364 100644 +--- a/disk-io.c ++++ b/disk-io.c +@@ -614,12 +614,12 @@ struct btrfs_fs_info *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, + u32 stripesize; + u64 generation; + struct btrfs_key key; +- struct btrfs_root *tree_root = malloc(sizeof(struct btrfs_root)); +- struct btrfs_root *extent_root = malloc(sizeof(struct btrfs_root)); +- struct btrfs_root *chunk_root = malloc(sizeof(struct btrfs_root)); +- struct btrfs_root *dev_root = malloc(sizeof(struct btrfs_root)); +- struct btrfs_root *csum_root = malloc(sizeof(struct btrfs_root)); +- struct btrfs_fs_info *fs_info = malloc(sizeof(*fs_info)); ++ struct btrfs_root *tree_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS); ++ struct btrfs_root *extent_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS); ++ struct btrfs_root *chunk_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS); ++ struct btrfs_root *dev_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS); ++ struct btrfs_root *csum_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS); ++ struct btrfs_fs_info *fs_info = kzalloc(sizeof(*fs_info), GFP_NOFS); + int ret; + struct btrfs_super_block *disk_super; + struct btrfs_fs_devices *fs_devices = NULL; +@@ -767,13 +767,13 @@ struct btrfs_fs_info *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, + goto fail; + + dev_root->track_dirty = 1; +- ++#if 0 + ret = find_and_setup_root(tree_root, fs_info, + BTRFS_CSUM_TREE_OBJECTID, csum_root); + if (ret) + goto fail; + csum_root->track_dirty = 1; +- ++#endif + ret = find_and_setup_log_root(tree_root, fs_info, disk_super); + if (ret) + goto fail; +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0001-Btrfs-progs-add-a-btrfs-select-super-command-to-over.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0001-Btrfs-progs-add-a-btrfs-select-super-command-to-over.patch new file mode 100644 index 000000000..2102f08e9 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0001-Btrfs-progs-add-a-btrfs-select-super-command-to-over.patch @@ -0,0 +1,170 @@ +Upstream-Status: Inappropriate [Backport] +From 70c6c10134b502fa69955746554031939b85fb0c Mon Sep 17 00:00:00 2001 +From: Chris Mason +Date: Thu, 9 Dec 2010 16:36:29 -0500 +Subject: [PATCH 01/15] Btrfs-progs: add a btrfs-select-super command to overwrite the super + +Btrfs stores multiple copies of the superblock, and for common power-failure +crashes where barriers were not in use, one of the super copies is often +valid while the first copy is not. + +This adds a btrfs-select-super -s N /dev/xxx command, which can +overwrite all the super blocks with a copy that you have already +determined is valid with btrfsck -s + +Signed-off-by: Chris Mason +--- + Makefile | 3 ++ + btrfs-select-super.c | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++ + disk-io.c | 2 +- + disk-io.h | 1 + + 4 files changed, 104 insertions(+), 1 deletions(-) + create mode 100644 btrfs-select-super.c + +diff --git a/Makefile b/Makefile +index 6e6f6c6..d65f6a2 100644 +--- a/Makefile ++++ b/Makefile +@@ -62,6 +62,9 @@ btrfs-debug-tree: $(objects) debug-tree.o + btrfs-zero-log: $(objects) btrfs-zero-log.o + gcc $(CFLAGS) -o btrfs-zero-log $(objects) btrfs-zero-log.o $(LDFLAGS) $(LIBS) + ++btrfs-select-super: $(objects) btrfs-select-super.o ++ gcc $(CFLAGS) -o btrfs-select-super $(objects) btrfs-select-super.o $(LDFLAGS) $(LIBS) ++ + btrfstune: $(objects) btrfstune.o + gcc $(CFLAGS) -o btrfstune $(objects) btrfstune.o $(LDFLAGS) $(LIBS) + +diff --git a/btrfs-select-super.c b/btrfs-select-super.c +new file mode 100644 +index 0000000..f12f36c +--- /dev/null ++++ b/btrfs-select-super.c +@@ -0,0 +1,99 @@ ++/* ++ * Copyright (C) 2007 Oracle. All rights reserved. ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public ++ * License v2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ * General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public ++ * License along with this program; if not, write to the ++ * Free Software Foundation, Inc., 59 Temple Place - Suite 330, ++ * Boston, MA 021110-1307, USA. ++ */ ++ ++#define _XOPEN_SOURCE 500 ++#define _GNU_SOURCE 1 ++#include ++#include ++#include ++#include ++#include ++#include "kerncompat.h" ++#include "ctree.h" ++#include "disk-io.h" ++#include "print-tree.h" ++#include "transaction.h" ++#include "list.h" ++#include "version.h" ++#include "utils.h" ++ ++static void print_usage(void) ++{ ++ fprintf(stderr, "usage: btrfs-select-super -s number dev\n"); ++ fprintf(stderr, "%s\n", BTRFS_BUILD_VERSION); ++ exit(1); ++} ++ ++int main(int ac, char **av) ++{ ++ struct btrfs_root *root; ++ int ret; ++ int num; ++ u64 bytenr = 0; ++ ++ while(1) { ++ int c; ++ c = getopt(ac, av, "s:"); ++ if (c < 0) ++ break; ++ switch(c) { ++ case 's': ++ num = atol(optarg); ++ bytenr = btrfs_sb_offset(num); ++ printf("using SB copy %d, bytenr %llu\n", num, ++ (unsigned long long)bytenr); ++ break; ++ default: ++ print_usage(); ++ } ++ } ++ ac = ac - optind; ++ ++ if (ac != 1) ++ print_usage(); ++ ++ if (bytenr == 0) { ++ fprintf(stderr, "Please select the super copy with -s\n"); ++ print_usage(); ++ } ++ ++ radix_tree_init(); ++ ++ if((ret = check_mounted(av[optind])) < 0) { ++ fprintf(stderr, "Could not check mount status: %s\n", strerror(ret)); ++ return ret; ++ } else if(ret) { ++ fprintf(stderr, "%s is currently mounted. Aborting.\n", av[optind]); ++ return -EBUSY; ++ } ++ ++ root = open_ctree(av[optind], bytenr, 1); ++ ++ if (root == NULL) ++ return 1; ++ ++ /* make the super writing code think we've read the first super */ ++ root->fs_info->super_bytenr = BTRFS_SUPER_INFO_OFFSET; ++ ret = write_all_supers(root); ++ ++ /* we don't close the ctree or anything, because we don't want a real ++ * transaction commit. We just want the super copy we pulled off the ++ * disk to overwrite all the other copies ++ */ ++ return ret; ++} +diff --git a/disk-io.c b/disk-io.c +index a6e1000..5bd9cfc 100644 +--- a/disk-io.c ++++ b/disk-io.c +@@ -828,7 +828,7 @@ int write_dev_supers(struct btrfs_root *root, struct btrfs_super_block *sb, + + if (root->fs_info->super_bytenr != BTRFS_SUPER_INFO_OFFSET) { + btrfs_set_super_bytenr(sb, root->fs_info->super_bytenr); +- ++printk("speiiiiiiiiiiiiiiiiiiiiiiiiiiiii\n"); + crc = ~(u32)0; + crc = btrfs_csum_data(NULL, (char *)sb + BTRFS_CSUM_SIZE, crc, + BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE); +diff --git a/disk-io.h b/disk-io.h +index 49e5692..7ebec24 100644 +--- a/disk-io.h ++++ b/disk-io.h +@@ -47,6 +47,7 @@ struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr, int writes); + struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr, + int writes); + int close_ctree(struct btrfs_root *root); ++int write_all_supers(struct btrfs_root *root); + int write_ctree_super(struct btrfs_trans_handle *trans, + struct btrfs_root *root); + int btrfs_read_dev_super(int fd, struct btrfs_super_block *sb, u64 sb_bytenr); +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0002-Btrfs-progs-use-safe-string-manipulation-functions.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0002-Btrfs-progs-use-safe-string-manipulation-functions.patch new file mode 100644 index 000000000..67739be2f --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0002-Btrfs-progs-use-safe-string-manipulation-functions.patch @@ -0,0 +1,152 @@ +Upstream-Status: Inappropriate [Backport] +From 2636bf1da17720fc99b14cf4db33f1d1a4c9e0ee Mon Sep 17 00:00:00 2001 +From: Eduardo Silva +Date: Mon, 7 Feb 2011 08:55:04 -0300 +Subject: [PATCH 02/15] Btrfs-progs use safe string manipulation functions + +Signed-off-by: Eduardo Silva +Signed-off-by: Chris Mason +--- + btrfs_cmds.c | 14 +++++++------- + btrfsctl.c | 2 +- + convert.c | 2 +- + utils.c | 9 +++++---- + 4 files changed, 14 insertions(+), 13 deletions(-) + +diff --git a/btrfs_cmds.c b/btrfs_cmds.c +index 8031c58..fffb423 100644 +--- a/btrfs_cmds.c ++++ b/btrfs_cmds.c +@@ -375,7 +375,7 @@ int do_clone(int argc, char **argv) + printf("Create a snapshot of '%s' in '%s/%s'\n", + subvol, dstdir, newname); + args.fd = fd; +- strcpy(args.name, newname); ++ strncpy(args.name, newname, BTRFS_PATH_NAME_MAX); + res = ioctl(fddst, BTRFS_IOC_SNAP_CREATE, &args); + + close(fd); +@@ -436,7 +436,7 @@ int do_delete_subvolume(int argc, char **argv) + } + + printf("Delete subvolume '%s/%s'\n", dname, vname); +- strcpy(args.name, vname); ++ strncpy(args.name, vname, BTRFS_PATH_NAME_MAX); + res = ioctl(fd, BTRFS_IOC_SNAP_DESTROY, &args); + + close(fd); +@@ -490,7 +490,7 @@ int do_create_subvol(int argc, char **argv) + } + + printf("Create subvolume '%s/%s'\n", dstdir, newname); +- strcpy(args.name, newname); ++ strncpy(args.name, newname, BTRFS_PATH_NAME_MAX); + res = ioctl(fddst, BTRFS_IOC_SUBVOL_CREATE, &args); + + close(fddst); +@@ -553,7 +553,7 @@ int do_scan(int argc, char **argv) + + printf("Scanning for Btrfs filesystems in '%s'\n", argv[i]); + +- strcpy(args.name, argv[i]); ++ strncpy(args.name, argv[i], BTRFS_PATH_NAME_MAX); + /* + * FIXME: which are the error code returned by this ioctl ? + * it seems that is impossible to understand if there no is +@@ -593,7 +593,7 @@ int do_resize(int argc, char **argv) + } + + printf("Resize '%s' of '%s'\n", path, amount); +- strcpy(args.name, amount); ++ strncpy(args.name, amount, BTRFS_PATH_NAME_MAX); + res = ioctl(fd, BTRFS_IOC_RESIZE, &args); + close(fd); + if( res < 0 ){ +@@ -736,7 +736,7 @@ int do_add_volume(int nargs, char **args) + } + close(devfd); + +- strcpy(ioctl_args.name, args[i]); ++ strncpy(ioctl_args.name, args[i], BTRFS_PATH_NAME_MAX); + res = ioctl(fdmnt, BTRFS_IOC_ADD_DEV, &ioctl_args); + if(res<0){ + fprintf(stderr, "ERROR: error adding the device '%s'\n", args[i]); +@@ -792,7 +792,7 @@ int do_remove_volume(int nargs, char **args) + struct btrfs_ioctl_vol_args arg; + int res; + +- strcpy(arg.name, args[i]); ++ strncpy(arg.name, args[i], BTRFS_PATH_NAME_MAX); + res = ioctl(fdmnt, BTRFS_IOC_RM_DEV, &arg); + if(res<0){ + fprintf(stderr, "ERROR: error removing the device '%s'\n", args[i]); +diff --git a/btrfsctl.c b/btrfsctl.c +index 92bdf39..adfa519 100644 +--- a/btrfsctl.c ++++ b/btrfsctl.c +@@ -237,7 +237,7 @@ int main(int ac, char **av) + } + + if (name) +- strcpy(args.name, name); ++ strncpy(args.name, name, BTRFS_PATH_NAME_MAX + 1); + else + args.name[0] = '\0'; + +diff --git a/convert.c b/convert.c +index d037c98..fbcf4a3 100644 +--- a/convert.c ++++ b/convert.c +@@ -857,7 +857,7 @@ static int copy_single_xattr(struct btrfs_trans_handle *trans, + data = databuf; + datalen = bufsize; + } +- strcpy(namebuf, xattr_prefix_table[name_index]); ++ strncpy(namebuf, xattr_prefix_table[name_index], XATTR_NAME_MAX); + strncat(namebuf, EXT2_EXT_ATTR_NAME(entry), entry->e_name_len); + if (name_len + datalen > BTRFS_LEAF_DATA_SIZE(root) - + sizeof(struct btrfs_item) - sizeof(struct btrfs_dir_item)) { +diff --git a/utils.c b/utils.c +index fd894f3..96ef94d 100644 +--- a/utils.c ++++ b/utils.c +@@ -108,7 +108,7 @@ int make_btrfs(int fd, const char *device, const char *label, + btrfs_set_super_csum_type(&super, BTRFS_CSUM_TYPE_CRC32); + btrfs_set_super_chunk_root_generation(&super, 1); + if (label) +- strcpy(super.label, label); ++ strncpy(super.label, label, BTRFS_LABEL_SIZE - 1); + + buf = malloc(sizeof(*buf) + max(sectorsize, leafsize)); + +@@ -828,7 +828,7 @@ void btrfs_register_one_device(char *fname) + "skipping device registration\n"); + return; + } +- strcpy(args.name, fname); ++ strncpy(args.name, fname, BTRFS_PATH_NAME_MAX); + ret = ioctl(fd, BTRFS_IOC_SCAN_DEV, &args); + close(fd); + } +@@ -971,6 +971,7 @@ static char *size_strs[] = { "", "KB", "MB", "GB", "TB", + char *pretty_sizes(u64 size) + { + int num_divs = 0; ++ int pretty_len = 16; + u64 last_size = size; + u64 fract_size = size; + float fraction; +@@ -988,8 +989,8 @@ char *pretty_sizes(u64 size) + return NULL; + + fraction = (float)fract_size / 1024; +- pretty = malloc(16); +- sprintf(pretty, "%.2f%s", fraction, size_strs[num_divs-1]); ++ pretty = malloc(pretty_len); ++ snprintf(pretty, pretty_len, "%.2f%s", fraction, size_strs[num_divs-1]); + return pretty; + } + +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0003-Btrfs-progs-utils-Informative-errors.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0003-Btrfs-progs-utils-Informative-errors.patch new file mode 100644 index 000000000..afc810573 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0003-Btrfs-progs-utils-Informative-errors.patch @@ -0,0 +1,37 @@ +Upstream-Status: Inappropriate [Backport] +From ac1a80f52434d05230f9933d8f68e28cc09e10b0 Mon Sep 17 00:00:00 2001 +From: Goldwyn Rodrigues +Date: Mon, 7 Feb 2011 07:34:36 +0000 +Subject: [PATCH 03/15] Btrfs-progs utils Informative errors + +Signed-off-by: Chris Mason +--- + utils.c | 5 +++-- + 1 files changed, 3 insertions(+), 2 deletions(-) + +diff --git a/utils.c b/utils.c +index 96ef94d..d8c3dcc 100644 +--- a/utils.c ++++ b/utils.c +@@ -867,7 +867,7 @@ again: + } + dirp = opendir(dirname); + if (!dirp) { +- fprintf(stderr, "Unable to open /sys/block for scanning\n"); ++ fprintf(stderr, "Unable to open %s for scanning\n", dirname); + return -ENOENT; + } + while(1) { +@@ -902,7 +902,8 @@ again: + } + fd = open(fullpath, O_RDONLY); + if (fd < 0) { +- fprintf(stderr, "failed to read %s\n", fullpath); ++ fprintf(stderr, "failed to read %s: %s\n", fullpath, ++ strerror(errno)); + continue; + } + ret = btrfs_scan_one_device(fd, fullpath, &tmp_devices, +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0004-update-man-page-to-new-defragment-command-interface.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0004-update-man-page-to-new-defragment-command-interface.patch new file mode 100644 index 000000000..4080a75d7 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0004-update-man-page-to-new-defragment-command-interface.patch @@ -0,0 +1,99 @@ +Upstream-Status: Inappropriate [Backport] +From 0a63a11c3d3bbb7e061daad28435b5eef91a947d Mon Sep 17 00:00:00 2001 +From: Hubert Kario +Date: Sun, 23 Jan 2011 15:31:07 +0000 +Subject: [PATCH 04/15] update man page to new defragment command interface + +Update + + btrfs filesystem defragment + +command explanation. Add explanation of advanced parameters and notes +about general usage. + +Add few notes about the + + btrfs --help + +usage, fix related grammar. + +Signed-off-by: Hubert Kario +Signed-off-by: Chris Mason +--- + man/btrfs.8.in | 33 ++++++++++++++++++++++++++------- + 1 files changed, 26 insertions(+), 7 deletions(-) + +diff --git a/man/btrfs.8.in b/man/btrfs.8.in +index 26ef982..cba2de1 100644 +--- a/man/btrfs.8.in ++++ b/man/btrfs.8.in +@@ -15,7 +15,7 @@ btrfs \- control a btrfs filesystem + .PP + \fBbtrfs\fP \fBsubvolume set-default\fP\fI \fP + .PP +-\fBbtrfs\fP \fBfilesystem defrag\fP\fI | [|...]\fP ++\fBbtrfs\fP \fBfilesystem defragment\fP\fI [-vcf] [-s start] [-l len] [-t size] | [|...]\fP + .PP + \fBbtrfs\fP \fBfilesystem sync\fP\fI \fP + .PP +@@ -34,6 +34,8 @@ btrfs \- control a btrfs filesystem + .PP + \fBbtrfs\fP \fBhelp|\-\-help|\-h \fP\fI\fP + .PP ++\fBbtrfs\fP \fB \-\-help \fP\fI\fP ++.PP + .SH DESCRIPTION + .B btrfs + is used to control the filesystem and the files and directories stored. It is +@@ -60,12 +62,12 @@ returns an error. + + If a command is terminated by + .I --help +-, the relevant help is showed. If the passed command matches more commands, +-the help of all the matched commands are showed. For example ++, the detailed help is showed. If the passed command matches more commands, ++detailed help of all the matched commands is showed. For example + .I btrfs dev --help + shows the help of all + .I device* +-command. ++commands. + + .SH COMMANDS + .TP +@@ -98,12 +100,29 @@ mount time via the \fIsubvol=\fR option. + + \fBsubvolume set-default\fR\fI \fR + Set the subvolume of the filesystem \fI\fR which is mounted as +-\fIdefault\fR. The subvolume is identified by \fB\fR, which ++\fIdefault\fR. The subvolume is identified by \fI\fR, which + is returned by the \fBsubvolume list\fR command. + .TP + +-\fBfilesystem defragment\fP\fI | [|...]\fR +-Defragment files and/or directories. ++\fBfilesystem defragment\fP\fI [-vcf] [-s start] [-l len] [-t size] | [|...]\fR ++Defragment file data and/or directory metadata. To defragment all files in a ++directory you have to specify each one on its own or use your shell wildcards. ++ ++\fB-v\fP be verbose ++ ++\fB-c\fP compress file contents while defragmenting ++ ++\fB-f\fP flush filesystem after defragmenting ++ ++\fB-s start\fP defragment only from byte \fIstart\fR onward ++ ++\fB-l len\fP defragment only up to \fIlen\fR bytes ++ ++\fB-t size\fP defragment only files at least \fIsize\fR bytes big ++ ++NOTE: defragmenting with kernels up to 2.6.37 will unlink COW-ed copies of data, don't ++use it if you use snapshots, have de-duplicated your data or made copies with ++\fBcp --reflink\fP. + .TP + + \fBdevice scan\fR \fI[ [..]]\fR +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0005-Improve-error-handling-in-the-btrfs-command.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0005-Improve-error-handling-in-the-btrfs-command.patch new file mode 100644 index 000000000..e7e3fae33 --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0005-Improve-error-handling-in-the-btrfs-command.patch @@ -0,0 +1,510 @@ +Upstream-Status: Inappropriate [Backport] +From b3007332100e01ca84c161b6c75f0a414ab4611b Mon Sep 17 00:00:00 2001 +From: Goffredo Baroncelli +Date: Mon, 20 Dec 2010 20:06:19 +0000 +Subject: [PATCH 05/15] Improve error handling in the btrfs command + +Hi Chris, + +below is enclosed a trivial patch, which has the aim to improve the error +reporting of the "btrfs" command. + +You can pull from + + http://cassiopea.homelinux.net/git/btrfs-progs-unstable.git + +branch + + strerror + +I changed every printf("some-error") to something like: + + e = errno; + fprintf(stderr, "ERROR: .... - %s", strerror(e)); + +so: + +1) all the error are reported to standard error +2) At the end of the message is printed the error as returned by the system. + +The change is quite simple, I replaced every printf("some-error") to the line +above. I don't touched anything other. +I also integrated a missing "printf" on the basis of the Ben patch. + +This patch leads the btrfs command to be more "user friendly" :-) + +Regards +G.Baroncelli + + btrfs-list.c | 40 ++++++++++++++++++++++-------- + btrfs_cmds.c | 77 ++++++++++++++++++++++++++++++++++++++++----------------- + utils.c | 6 ++++ + 3 files changed, 89 insertions(+), 34 deletions(-) + +Signed-off-by: Chris Mason +--- + btrfs-list.c | 40 ++++++++++++++++++++++-------- + btrfs_cmds.c | 77 ++++++++++++++++++++++++++++++++++++++++----------------- + utils.c | 6 ++++ + 3 files changed, 89 insertions(+), 34 deletions(-) + +diff --git a/btrfs-list.c b/btrfs-list.c +index 93766a8..abcc2f4 100644 +--- a/btrfs-list.c ++++ b/btrfs-list.c +@@ -265,7 +265,7 @@ static int resolve_root(struct root_lookup *rl, struct root_info *ri) + static int lookup_ino_path(int fd, struct root_info *ri) + { + struct btrfs_ioctl_ino_lookup_args args; +- int ret; ++ int ret, e; + + if (ri->path) + return 0; +@@ -275,9 +275,11 @@ static int lookup_ino_path(int fd, struct root_info *ri) + args.objectid = ri->dir_id; + + ret = ioctl(fd, BTRFS_IOC_INO_LOOKUP, &args); ++ e = errno; + if (ret) { +- fprintf(stderr, "ERROR: Failed to lookup path for root %llu\n", +- (unsigned long long)ri->ref_tree); ++ fprintf(stderr, "ERROR: Failed to lookup path for root %llu - %s\n", ++ (unsigned long long)ri->ref_tree, ++ strerror(e)); + return ret; + } + +@@ -320,15 +322,18 @@ static u64 find_root_gen(int fd) + unsigned long off = 0; + u64 max_found = 0; + int i; ++ int e; + + memset(&ino_args, 0, sizeof(ino_args)); + ino_args.objectid = BTRFS_FIRST_FREE_OBJECTID; + + /* this ioctl fills in ino_args->treeid */ + ret = ioctl(fd, BTRFS_IOC_INO_LOOKUP, &ino_args); ++ e = errno; + if (ret) { +- fprintf(stderr, "ERROR: Failed to lookup path for dirid %llu\n", +- (unsigned long long)BTRFS_FIRST_FREE_OBJECTID); ++ fprintf(stderr, "ERROR: Failed to lookup path for dirid %llu - %s\n", ++ (unsigned long long)BTRFS_FIRST_FREE_OBJECTID, ++ strerror(e)); + return 0; + } + +@@ -351,8 +356,10 @@ static u64 find_root_gen(int fd) + + while (1) { + ret = ioctl(fd, BTRFS_IOC_TREE_SEARCH, &args); ++ e = errno; + if (ret < 0) { +- fprintf(stderr, "ERROR: can't perform the search\n"); ++ fprintf(stderr, "ERROR: can't perform the search - %s\n", ++ strerror(e)); + return 0; + } + /* the ioctl returns the number of item it found in nr_items */ +@@ -407,14 +414,16 @@ static char *__ino_resolve(int fd, u64 dirid) + struct btrfs_ioctl_ino_lookup_args args; + int ret; + char *full; ++ int e; + + memset(&args, 0, sizeof(args)); + args.objectid = dirid; + + ret = ioctl(fd, BTRFS_IOC_INO_LOOKUP, &args); ++ e = errno; + if (ret) { +- fprintf(stderr, "ERROR: Failed to lookup path for dirid %llu\n", +- (unsigned long long)dirid); ++ fprintf(stderr, "ERROR: Failed to lookup path for dirid %llu - %s\n", ++ (unsigned long long)dirid, strerror(e) ); + return ERR_PTR(ret); + } + +@@ -472,6 +481,7 @@ static char *ino_resolve(int fd, u64 ino, u64 *cache_dirid, char **cache_name) + struct btrfs_ioctl_search_header *sh; + unsigned long off = 0; + int namelen; ++ int e; + + memset(&args, 0, sizeof(args)); + +@@ -490,8 +500,10 @@ static char *ino_resolve(int fd, u64 ino, u64 *cache_dirid, char **cache_name) + sk->nr_items = 1; + + ret = ioctl(fd, BTRFS_IOC_TREE_SEARCH, &args); ++ e = errno; + if (ret < 0) { +- fprintf(stderr, "ERROR: can't perform the search\n"); ++ fprintf(stderr, "ERROR: can't perform the search - %s\n", ++ strerror(e)); + return NULL; + } + /* the ioctl returns the number of item it found in nr_items */ +@@ -550,6 +562,7 @@ int list_subvols(int fd) + char *name; + u64 dir_id; + int i; ++ int e; + + root_lookup_init(&root_lookup); + +@@ -578,8 +591,10 @@ int list_subvols(int fd) + + while(1) { + ret = ioctl(fd, BTRFS_IOC_TREE_SEARCH, &args); ++ e = errno; + if (ret < 0) { +- fprintf(stderr, "ERROR: can't perform the search\n"); ++ fprintf(stderr, "ERROR: can't perform the search - %s\n", ++ strerror(e)); + return ret; + } + /* the ioctl returns the number of item it found in nr_items */ +@@ -747,6 +762,7 @@ int find_updated_files(int fd, u64 root_id, u64 oldest_gen) + u64 found_gen; + u64 max_found = 0; + int i; ++ int e; + u64 cache_dirid = 0; + u64 cache_ino = 0; + char *cache_dir_name = NULL; +@@ -773,8 +789,10 @@ int find_updated_files(int fd, u64 root_id, u64 oldest_gen) + max_found = find_root_gen(fd); + while(1) { + ret = ioctl(fd, BTRFS_IOC_TREE_SEARCH, &args); ++ e = errno; + if (ret < 0) { +- fprintf(stderr, "ERROR: can't perform the search\n"); ++ fprintf(stderr, "ERROR: can't perform the search- %s\n", ++ strerror(e)); + return ret; + } + /* the ioctl returns the number of item it found in nr_items */ +diff --git a/btrfs_cmds.c b/btrfs_cmds.c +index fffb423..775bfe1 100644 +--- a/btrfs_cmds.c ++++ b/btrfs_cmds.c +@@ -156,6 +156,7 @@ int do_defrag(int ac, char **av) + int verbose = 0; + int fancy_ioctl = 0; + struct btrfs_ioctl_defrag_range_args range; ++ int e=0; + + optind = 1; + while(1) { +@@ -219,19 +220,21 @@ int do_defrag(int ac, char **av) + } + if (!fancy_ioctl) { + ret = ioctl(fd, BTRFS_IOC_DEFRAG, NULL); ++ e=errno; + } else { + ret = ioctl(fd, BTRFS_IOC_DEFRAG_RANGE, &range); + if (ret && errno == ENOTTY) { +- fprintf(stderr, "defrag range ioctl not " ++ fprintf(stderr, "ERROR: defrag range ioctl not " + "supported in this kernel, please try " + "without any options.\n"); + errors++; ++ close(fd); + break; + } + } + if (ret) { +- fprintf(stderr, "ioctl failed on %s ret %d errno %d\n", +- av[i], ret, errno); ++ fprintf(stderr, "ERROR: defrag failed on %s - %s\n", ++ av[i], strerror(e)); + errors++; + } + close(fd); +@@ -310,7 +313,7 @@ int do_subvol_list(int argc, char **argv) + int do_clone(int argc, char **argv) + { + char *subvol, *dst; +- int res, fd, fddst, len; ++ int res, fd, fddst, len, e; + char *newname; + char *dstdir; + +@@ -377,12 +380,14 @@ int do_clone(int argc, char **argv) + args.fd = fd; + strncpy(args.name, newname, BTRFS_PATH_NAME_MAX); + res = ioctl(fddst, BTRFS_IOC_SNAP_CREATE, &args); ++ e = errno; + + close(fd); + close(fddst); + + if(res < 0 ){ +- fprintf( stderr, "ERROR: cannot snapshot '%s'\n",subvol); ++ fprintf( stderr, "ERROR: cannot snapshot '%s' - %s\n", ++ subvol, strerror(e)); + return 11; + } + +@@ -392,7 +397,7 @@ int do_clone(int argc, char **argv) + + int do_delete_subvolume(int argc, char **argv) + { +- int res, fd, len; ++ int res, fd, len, e; + struct btrfs_ioctl_vol_args args; + char *dname, *vname, *cpath; + char *path = argv[1]; +@@ -438,11 +443,13 @@ int do_delete_subvolume(int argc, char **argv) + printf("Delete subvolume '%s/%s'\n", dname, vname); + strncpy(args.name, vname, BTRFS_PATH_NAME_MAX); + res = ioctl(fd, BTRFS_IOC_SNAP_DESTROY, &args); ++ e = errno; + + close(fd); + + if(res < 0 ){ +- fprintf( stderr, "ERROR: cannot delete '%s/%s'\n",dname, vname); ++ fprintf( stderr, "ERROR: cannot delete '%s/%s' - %s\n", ++ dname, vname, strerror(e)); + return 11; + } + +@@ -452,7 +459,7 @@ int do_delete_subvolume(int argc, char **argv) + + int do_create_subvol(int argc, char **argv) + { +- int res, fddst, len; ++ int res, fddst, len, e; + char *newname; + char *dstdir; + struct btrfs_ioctl_vol_args args; +@@ -492,11 +499,13 @@ int do_create_subvol(int argc, char **argv) + printf("Create subvolume '%s/%s'\n", dstdir, newname); + strncpy(args.name, newname, BTRFS_PATH_NAME_MAX); + res = ioctl(fddst, BTRFS_IOC_SUBVOL_CREATE, &args); ++ e = errno; + + close(fddst); + + if(res < 0 ){ +- fprintf( stderr, "ERROR: cannot create subvolume\n"); ++ fprintf( stderr, "ERROR: cannot create subvolume - %s\n", ++ strerror(e)); + return 11; + } + +@@ -506,7 +515,7 @@ int do_create_subvol(int argc, char **argv) + + int do_fssync(int argc, char **argv) + { +- int fd, res; ++ int fd, res, e; + char *path = argv[1]; + + fd = open_file_or_dir(path); +@@ -517,9 +526,11 @@ int do_fssync(int argc, char **argv) + + printf("FSSync '%s'\n", path); + res = ioctl(fd, BTRFS_IOC_SYNC); ++ e = errno; + close(fd); + if( res < 0 ){ +- fprintf(stderr, "ERROR: unable to fs-syncing '%s'\n", path); ++ fprintf(stderr, "ERROR: unable to fs-syncing '%s' - %s\n", ++ path, strerror(e)); + return 16; + } + +@@ -528,7 +539,7 @@ int do_fssync(int argc, char **argv) + + int do_scan(int argc, char **argv) + { +- int i, fd; ++ int i, fd, e; + if(argc<=1){ + int ret; + +@@ -560,10 +571,12 @@ int do_scan(int argc, char **argv) + * a btrfs filesystem from an I/O error !!! + */ + ret = ioctl(fd, BTRFS_IOC_SCAN_DEV, &args); ++ e = errno; + + if( ret < 0 ){ + close(fd); +- fprintf(stderr, "ERROR: unable to scan the device '%s'\n", argv[i]); ++ fprintf(stderr, "ERROR: unable to scan the device '%s' - %s\n", ++ argv[i], strerror(e)); + return 11; + } + } +@@ -577,7 +590,7 @@ int do_resize(int argc, char **argv) + { + + struct btrfs_ioctl_vol_args args; +- int fd, res, len; ++ int fd, res, len, e; + char *amount=argv[1], *path=argv[2]; + + fd = open_file_or_dir(path); +@@ -595,9 +608,11 @@ int do_resize(int argc, char **argv) + printf("Resize '%s' of '%s'\n", path, amount); + strncpy(args.name, amount, BTRFS_PATH_NAME_MAX); + res = ioctl(fd, BTRFS_IOC_RESIZE, &args); ++ e = errno; + close(fd); + if( res < 0 ){ +- fprintf(stderr, "ERROR: unable to resize '%s'\n", path); ++ fprintf(stderr, "ERROR: unable to resize '%s' - %s\n", ++ path, strerror(e)); + return 30; + } + return 0; +@@ -691,7 +706,7 @@ int do_add_volume(int nargs, char **args) + { + + char *mntpnt = args[nargs-1]; +- int i, fdmnt, ret=0; ++ int i, fdmnt, ret=0, e; + + + fdmnt = open_file_or_dir(mntpnt); +@@ -738,8 +753,10 @@ int do_add_volume(int nargs, char **args) + + strncpy(ioctl_args.name, args[i], BTRFS_PATH_NAME_MAX); + res = ioctl(fdmnt, BTRFS_IOC_ADD_DEV, &ioctl_args); ++ e = errno; + if(res<0){ +- fprintf(stderr, "ERROR: error adding the device '%s'\n", args[i]); ++ fprintf(stderr, "ERROR: error adding the device '%s' - %s\n", ++ args[i], strerror(e)); + ret++; + } + +@@ -756,7 +773,7 @@ int do_add_volume(int nargs, char **args) + int do_balance(int argc, char **argv) + { + +- int fdmnt, ret=0; ++ int fdmnt, ret=0, e; + struct btrfs_ioctl_vol_args args; + char *path = argv[1]; + +@@ -768,9 +785,11 @@ int do_balance(int argc, char **argv) + + memset(&args, 0, sizeof(args)); + ret = ioctl(fdmnt, BTRFS_IOC_BALANCE, &args); ++ e = errno; + close(fdmnt); + if(ret<0){ +- fprintf(stderr, "ERROR: balancing '%s'\n", path); ++ fprintf(stderr, "ERROR: error during balancing '%s' - %s\n", ++ path, strerror(e)); + + return 19; + } +@@ -780,7 +799,7 @@ int do_remove_volume(int nargs, char **args) + { + + char *mntpnt = args[nargs-1]; +- int i, fdmnt, ret=0; ++ int i, fdmnt, ret=0, e; + + fdmnt = open_file_or_dir(mntpnt); + if (fdmnt < 0) { +@@ -794,8 +813,10 @@ int do_remove_volume(int nargs, char **args) + + strncpy(arg.name, args[i], BTRFS_PATH_NAME_MAX); + res = ioctl(fdmnt, BTRFS_IOC_RM_DEV, &arg); ++ e = errno; + if(res<0){ +- fprintf(stderr, "ERROR: error removing the device '%s'\n", args[i]); ++ fprintf(stderr, "ERROR: error removing the device '%s' - %s\n", ++ args[i], strerror(e)); + ret++; + } + } +@@ -809,7 +830,7 @@ int do_remove_volume(int nargs, char **args) + + int do_set_default_subvol(int nargs, char **argv) + { +- int ret=0, fd; ++ int ret=0, fd, e; + u64 objectid; + char *path = argv[2]; + char *subvolid = argv[1]; +@@ -826,9 +847,11 @@ int do_set_default_subvol(int nargs, char **argv) + return 30; + } + ret = ioctl(fd, BTRFS_IOC_DEFAULT_SUBVOL, &objectid); ++ e = errno; + close(fd); + if( ret < 0 ){ +- fprintf(stderr, "ERROR: unable to set a new default subvolume\n"); ++ fprintf(stderr, "ERROR: unable to set a new default subvolume - %s\n", ++ strerror(e)); + return 30; + } + return 0; +@@ -840,6 +863,7 @@ int do_df_filesystem(int nargs, char **argv) + u64 count = 0, i; + int ret; + int fd; ++ int e; + char *path = argv[1]; + + fd = open_file_or_dir(path); +@@ -856,7 +880,10 @@ int do_df_filesystem(int nargs, char **argv) + sargs->total_spaces = 0; + + ret = ioctl(fd, BTRFS_IOC_SPACE_INFO, sargs); ++ e = errno; + if (ret) { ++ fprintf(stderr, "ERROR: couldn't get space info on '%s' - %s\n", ++ path, strerror(e)); + free(sargs); + return ret; + } +@@ -874,7 +901,11 @@ int do_df_filesystem(int nargs, char **argv) + sargs->total_spaces = 0; + + ret = ioctl(fd, BTRFS_IOC_SPACE_INFO, sargs); ++ e = errno; + if (ret) { ++ fprintf(stderr, "ERROR: couldn't get space info on '%s' - %s\n", ++ path, strerror(e)); ++ close(fd); + free(sargs); + return ret; + } +diff --git a/utils.c b/utils.c +index d8c3dcc..2a15d86 100644 +--- a/utils.c ++++ b/utils.c +@@ -821,6 +821,7 @@ void btrfs_register_one_device(char *fname) + struct btrfs_ioctl_vol_args args; + int fd; + int ret; ++ int e; + + fd = open("/dev/btrfs-control", O_RDONLY); + if (fd < 0) { +@@ -830,6 +831,11 @@ void btrfs_register_one_device(char *fname) + } + strncpy(args.name, fname, BTRFS_PATH_NAME_MAX); + ret = ioctl(fd, BTRFS_IOC_SCAN_DEV, &args); ++ e = errno; ++ if(ret<0){ ++ fprintf(stderr, "ERROR: unable to scan the device '%s' - %s\n", ++ fname, strerror(e)); ++ } + close(fd); + } + +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0006-Btrfs-progs-update-super-fields-for-space-cache.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0006-Btrfs-progs-update-super-fields-for-space-cache.patch new file mode 100644 index 000000000..d8b8b108e --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0006-Btrfs-progs-update-super-fields-for-space-cache.patch @@ -0,0 +1,57 @@ +Upstream-Status: Inappropriate [Backport] +From c2cefc42ebf8e32e36b1866048a02a579f2cef9a Mon Sep 17 00:00:00 2001 +From: Josef Bacik +Date: Thu, 9 Dec 2010 18:27:03 +0000 +Subject: [PATCH 06/15] Btrfs-progs: update super fields for space cache + +This patch updates the super field to add the cache_generation member. It also +makes us set it to -1 on mkfs so any new filesystem will get the space cache +stuff turned on. Thanks, + +Signed-off-by: Josef Bacik +Signed-off-by: Chris Mason +--- + ctree.h | 6 +++++- + utils.c | 1 + + 2 files changed, 6 insertions(+), 1 deletions(-) + +diff --git a/ctree.h b/ctree.h +index b79e238..962c510 100644 +--- a/ctree.h ++++ b/ctree.h +@@ -340,8 +340,10 @@ struct btrfs_super_block { + + char label[BTRFS_LABEL_SIZE]; + ++ __le64 cache_generation; ++ + /* future expansion */ +- __le64 reserved[32]; ++ __le64 reserved[31]; + u8 sys_chunk_array[BTRFS_SYSTEM_CHUNK_ARRAY_SIZE]; + } __attribute__ ((__packed__)); + +@@ -1564,6 +1566,8 @@ BTRFS_SETGET_STACK_FUNCS(super_incompat_flags, struct btrfs_super_block, + incompat_flags, 64); + BTRFS_SETGET_STACK_FUNCS(super_csum_type, struct btrfs_super_block, + csum_type, 16); ++BTRFS_SETGET_STACK_FUNCS(super_cache_generation, struct btrfs_super_block, ++ cache_generation, 64); + + static inline int btrfs_super_csum_size(struct btrfs_super_block *s) + { +diff --git a/utils.c b/utils.c +index 2a15d86..35e17b8 100644 +--- a/utils.c ++++ b/utils.c +@@ -107,6 +107,7 @@ int make_btrfs(int fd, const char *device, const char *label, + btrfs_set_super_stripesize(&super, stripesize); + btrfs_set_super_csum_type(&super, BTRFS_CSUM_TYPE_CRC32); + btrfs_set_super_chunk_root_generation(&super, 1); ++ btrfs_set_super_cache_generation(&super, -1); + if (label) + strncpy(super.label, label, BTRFS_LABEL_SIZE - 1); + +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0007-Btrfs-progs-add-support-for-mixed-data-metadata-bloc.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0007-Btrfs-progs-add-support-for-mixed-data-metadata-bloc.patch new file mode 100644 index 000000000..f533c5b0b --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0007-Btrfs-progs-add-support-for-mixed-data-metadata-bloc.patch @@ -0,0 +1,403 @@ +Upstream-Status: Inappropriate [Backport] +From e7ef1f26a25d06d5606934dced7b52f3e33f1d33 Mon Sep 17 00:00:00 2001 +From: Josef Bacik +Date: Thu, 9 Dec 2010 18:31:08 +0000 +Subject: [PATCH 07/15] Btrfs-progs: add support for mixed data+metadata block groups + +So alot of crazy people (I'm looking at you Meego) want to use btrfs on phones +and such with small devices. Unfortunately the way we split out metadata/data +chunks it makes space usage inefficient for volumes that are smaller than +1gigabyte. So add a -M option for mixing metadata+data, and default to this +mixed mode if the filesystem is less than or equal to 1 gigabyte. I've tested +this with xfstests on a 100mb filesystem and everything is a-ok. + +Signed-off-by: Josef Bacik +Signed-off-by: Chris Mason +--- + btrfs-vol.c | 4 +- + btrfs_cmds.c | 13 +++++- + ctree.h | 10 +++-- + mkfs.c | 122 +++++++++++++++++++++++++++++++++++++++++----------------- + utils.c | 10 ++-- + utils.h | 2 +- + 6 files changed, 112 insertions(+), 49 deletions(-) + +diff --git a/btrfs-vol.c b/btrfs-vol.c +index 4ed799d..f573023 100644 +--- a/btrfs-vol.c ++++ b/btrfs-vol.c +@@ -143,7 +143,9 @@ int main(int ac, char **av) + exit(1); + } + if (cmd == BTRFS_IOC_ADD_DEV) { +- ret = btrfs_prepare_device(devfd, device, 1, &dev_block_count); ++ int mixed = 0; ++ ++ ret = btrfs_prepare_device(devfd, device, 1, &dev_block_count, &mixed); + if (ret) { + fprintf(stderr, "Unable to init %s\n", device); + exit(1); +diff --git a/btrfs_cmds.c b/btrfs_cmds.c +index 775bfe1..c21a007 100644 +--- a/btrfs_cmds.c ++++ b/btrfs_cmds.c +@@ -720,6 +720,7 @@ int do_add_volume(int nargs, char **args) + int devfd, res; + u64 dev_block_count = 0; + struct stat st; ++ int mixed = 0; + + devfd = open(args[i], O_RDWR); + if (!devfd) { +@@ -742,7 +743,7 @@ int do_add_volume(int nargs, char **args) + continue; + } + +- res = btrfs_prepare_device(devfd, args[i], 1, &dev_block_count); ++ res = btrfs_prepare_device(devfd, args[i], 1, &dev_block_count, &mixed); + if (res) { + fprintf(stderr, "ERROR: Unable to init '%s'\n", args[i]); + close(devfd); +@@ -920,8 +921,14 @@ int do_df_filesystem(int nargs, char **argv) + memset(description, 0, 80); + + if (flags & BTRFS_BLOCK_GROUP_DATA) { +- snprintf(description, 5, "%s", "Data"); +- written += 4; ++ if (flags & BTRFS_BLOCK_GROUP_METADATA) { ++ snprintf(description, 15, "%s", ++ "Data+Metadata"); ++ written += 14; ++ } else { ++ snprintf(description, 5, "%s", "Data"); ++ written += 4; ++ } + } else if (flags & BTRFS_BLOCK_GROUP_SYSTEM) { + snprintf(description, 7, "%s", "System"); + written += 6; +diff --git a/ctree.h b/ctree.h +index 962c510..ed83d02 100644 +--- a/ctree.h ++++ b/ctree.h +@@ -352,13 +352,15 @@ struct btrfs_super_block { + * ones specified below then we will fail to mount + */ + #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0) +-#define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (2ULL << 0) ++#define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1) ++#define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2) + + #define BTRFS_FEATURE_COMPAT_SUPP 0ULL + #define BTRFS_FEATURE_COMPAT_RO_SUPP 0ULL +-#define BTRFS_FEATURE_INCOMPAT_SUPP \ +- (BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF | \ +- BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL) ++#define BTRFS_FEATURE_INCOMPAT_SUPP \ ++ (BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF | \ ++ BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL | \ ++ BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS) + + /* + * A leaf is full of items. offset and size tell us where to find +diff --git a/mkfs.c b/mkfs.c +index 2e99b95..04de93a 100644 +--- a/mkfs.c ++++ b/mkfs.c +@@ -69,7 +69,7 @@ static u64 parse_size(char *s) + return atol(s) * mult; + } + +-static int make_root_dir(struct btrfs_root *root) ++static int make_root_dir(struct btrfs_root *root, int mixed) + { + struct btrfs_trans_handle *trans; + struct btrfs_key location; +@@ -88,30 +88,47 @@ static int make_root_dir(struct btrfs_root *root) + 0, BTRFS_MKFS_SYSTEM_GROUP_SIZE); + BUG_ON(ret); + +- ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root, +- &chunk_start, &chunk_size, +- BTRFS_BLOCK_GROUP_METADATA); +- BUG_ON(ret); +- ret = btrfs_make_block_group(trans, root, 0, +- BTRFS_BLOCK_GROUP_METADATA, +- BTRFS_FIRST_CHUNK_TREE_OBJECTID, +- chunk_start, chunk_size); +- BUG_ON(ret); ++ if (mixed) { ++ ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root, ++ &chunk_start, &chunk_size, ++ BTRFS_BLOCK_GROUP_METADATA | ++ BTRFS_BLOCK_GROUP_DATA); ++ BUG_ON(ret); ++ ret = btrfs_make_block_group(trans, root, 0, ++ BTRFS_BLOCK_GROUP_METADATA | ++ BTRFS_BLOCK_GROUP_DATA, ++ BTRFS_FIRST_CHUNK_TREE_OBJECTID, ++ chunk_start, chunk_size); ++ BUG_ON(ret); ++ printf("Created a data/metadata chunk of size %llu\n", chunk_size); ++ } else { ++ ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root, ++ &chunk_start, &chunk_size, ++ BTRFS_BLOCK_GROUP_METADATA); ++ BUG_ON(ret); ++ ret = btrfs_make_block_group(trans, root, 0, ++ BTRFS_BLOCK_GROUP_METADATA, ++ BTRFS_FIRST_CHUNK_TREE_OBJECTID, ++ chunk_start, chunk_size); ++ BUG_ON(ret); ++ } + + root->fs_info->system_allocs = 0; + btrfs_commit_transaction(trans, root); + trans = btrfs_start_transaction(root, 1); + BUG_ON(!trans); + +- ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root, +- &chunk_start, &chunk_size, +- BTRFS_BLOCK_GROUP_DATA); +- BUG_ON(ret); +- ret = btrfs_make_block_group(trans, root, 0, +- BTRFS_BLOCK_GROUP_DATA, +- BTRFS_FIRST_CHUNK_TREE_OBJECTID, +- chunk_start, chunk_size); +- BUG_ON(ret); ++ if (!mixed) { ++ ret = btrfs_alloc_chunk(trans, root->fs_info->extent_root, ++ &chunk_start, &chunk_size, ++ BTRFS_BLOCK_GROUP_DATA); ++ BUG_ON(ret); ++ ret = btrfs_make_block_group(trans, root, 0, ++ BTRFS_BLOCK_GROUP_DATA, ++ BTRFS_FIRST_CHUNK_TREE_OBJECTID, ++ chunk_start, chunk_size); ++ BUG_ON(ret); ++ } + + ret = btrfs_make_root_dir(trans, root->fs_info->tree_root, + BTRFS_ROOT_TREE_DIR_OBJECTID); +@@ -200,7 +217,7 @@ static int create_one_raid_group(struct btrfs_trans_handle *trans, + + static int create_raid_groups(struct btrfs_trans_handle *trans, + struct btrfs_root *root, u64 data_profile, +- u64 metadata_profile) ++ u64 metadata_profile, int mixed) + { + u64 num_devices = btrfs_super_num_devices(&root->fs_info->super_copy); + u64 allowed; +@@ -215,20 +232,24 @@ static int create_raid_groups(struct btrfs_trans_handle *trans, + allowed = BTRFS_BLOCK_GROUP_RAID0 | BTRFS_BLOCK_GROUP_RAID1; + + if (allowed & metadata_profile) { ++ u64 meta_flags = BTRFS_BLOCK_GROUP_METADATA; ++ + ret = create_one_raid_group(trans, root, + BTRFS_BLOCK_GROUP_SYSTEM | + (allowed & metadata_profile)); + BUG_ON(ret); + +- ret = create_one_raid_group(trans, root, +- BTRFS_BLOCK_GROUP_METADATA | ++ if (mixed) ++ meta_flags |= BTRFS_BLOCK_GROUP_DATA; ++ ++ ret = create_one_raid_group(trans, root, meta_flags | + (allowed & metadata_profile)); + BUG_ON(ret); + + ret = recow_roots(trans, root); + BUG_ON(ret); + } +- if (num_devices > 1 && (allowed & data_profile)) { ++ if (!mixed && num_devices > 1 && (allowed & data_profile)) { + ret = create_one_raid_group(trans, root, + BTRFS_BLOCK_GROUP_DATA | + (allowed & data_profile)); +@@ -274,6 +295,7 @@ static void print_usage(void) + fprintf(stderr, "\t -l --leafsize size of btree leaves\n"); + fprintf(stderr, "\t -L --label set a label\n"); + fprintf(stderr, "\t -m --metadata metadata profile, values like data profile\n"); ++ fprintf(stderr, "\t -M --mixed mix metadata and data together\n"); + fprintf(stderr, "\t -n --nodesize size of btree nodes\n"); + fprintf(stderr, "\t -s --sectorsize min block allocation\n"); + fprintf(stderr, "%s\n", BTRFS_BUILD_VERSION); +@@ -328,6 +350,7 @@ static struct option long_options[] = { + { "leafsize", 1, NULL, 'l' }, + { "label", 1, NULL, 'L'}, + { "metadata", 1, NULL, 'm' }, ++ { "mixed", 0, NULL, 'M' }, + { "nodesize", 1, NULL, 'n' }, + { "sectorsize", 1, NULL, 's' }, + { "data", 1, NULL, 'd' }, +@@ -358,10 +381,13 @@ int main(int ac, char **av) + int first_fd; + int ret; + int i; ++ int mixed = 0; ++ int data_profile_opt = 0; ++ int metadata_profile_opt = 0; + + while(1) { + int c; +- c = getopt_long(ac, av, "A:b:l:n:s:m:d:L:V", long_options, ++ c = getopt_long(ac, av, "A:b:l:n:s:m:d:L:VM", long_options, + &option_index); + if (c < 0) + break; +@@ -371,6 +397,7 @@ int main(int ac, char **av) + break; + case 'd': + data_profile = parse_profile(optarg); ++ data_profile_opt = 1; + break; + case 'l': + leafsize = parse_size(optarg); +@@ -380,6 +407,10 @@ int main(int ac, char **av) + break; + case 'm': + metadata_profile = parse_profile(optarg); ++ metadata_profile_opt = 1; ++ break; ++ case 'M': ++ mixed = 1; + break; + case 'n': + nodesize = parse_size(optarg); +@@ -389,12 +420,10 @@ int main(int ac, char **av) + break; + case 'b': + block_count = parse_size(optarg); +- if (block_count < 256*1024*1024) { +- fprintf(stderr, "File system size " +- "%llu bytes is too small, " +- "256M is required at least\n", +- (unsigned long long)block_count); +- exit(1); ++ if (block_count <= 1024*1024*1024) { ++ printf("SMALL VOLUME: forcing mixed " ++ "metadata/data groups\n"); ++ mixed = 1; + } + zero_end = 0; + break; +@@ -439,9 +468,22 @@ int main(int ac, char **av) + } + first_fd = fd; + first_file = file; +- ret = btrfs_prepare_device(fd, file, zero_end, &dev_block_count); ++ ret = btrfs_prepare_device(fd, file, zero_end, &dev_block_count, ++ &mixed); + if (block_count == 0) + block_count = dev_block_count; ++ if (mixed) { ++ if (!metadata_profile_opt) ++ metadata_profile = 0; ++ if (!data_profile_opt) ++ data_profile = 0; ++ ++ if (metadata_profile != data_profile) { ++ fprintf(stderr, "With mixed block groups data and metadata " ++ "profiles must be the same\n"); ++ exit(1); ++ } ++ } + + blocks[0] = BTRFS_SUPER_INFO_OFFSET; + for (i = 1; i < 7; i++) { +@@ -459,7 +501,7 @@ int main(int ac, char **av) + root = open_ctree(file, 0, O_RDWR); + root->fs_info->alloc_start = alloc_start; + +- ret = make_root_dir(root); ++ ret = make_root_dir(root, mixed); + if (ret) { + fprintf(stderr, "failed to setup the root directory\n"); + exit(1); +@@ -478,6 +520,8 @@ int main(int ac, char **av) + + zero_end = 1; + while(ac-- > 0) { ++ int old_mixed = mixed; ++ + file = av[optind++]; + ret = check_mounted(file); + if (ret < 0) { +@@ -503,8 +547,8 @@ int main(int ac, char **av) + continue; + } + ret = btrfs_prepare_device(fd, file, zero_end, +- &dev_block_count); +- ++ &dev_block_count, &mixed); ++ mixed = old_mixed; + BUG_ON(ret); + + ret = btrfs_add_to_fsid(trans, root, fd, file, dev_block_count, +@@ -515,12 +559,20 @@ int main(int ac, char **av) + + raid_groups: + ret = create_raid_groups(trans, root, data_profile, +- metadata_profile); ++ metadata_profile, mixed); + BUG_ON(ret); + + ret = create_data_reloc_tree(trans, root); + BUG_ON(ret); + ++ if (mixed) { ++ struct btrfs_super_block *super = &root->fs_info->super_copy; ++ u64 flags = btrfs_super_incompat_flags(super); ++ ++ flags |= BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS; ++ btrfs_set_super_incompat_flags(super, flags); ++ } ++ + printf("fs created label %s on %s\n\tnodesize %u leafsize %u " + "sectorsize %u size %s\n", + label, first_file, nodesize, leafsize, sectorsize, +diff --git a/utils.c b/utils.c +index 35e17b8..ad980ae 100644 +--- a/utils.c ++++ b/utils.c +@@ -512,7 +512,8 @@ int btrfs_add_to_fsid(struct btrfs_trans_handle *trans, + return 0; + } + +-int btrfs_prepare_device(int fd, char *file, int zero_end, u64 *block_count_ret) ++int btrfs_prepare_device(int fd, char *file, int zero_end, u64 *block_count_ret, ++ int *mixed) + { + u64 block_count; + u64 bytenr; +@@ -532,10 +533,9 @@ int btrfs_prepare_device(int fd, char *file, int zero_end, u64 *block_count_ret) + } + zero_end = 1; + +- if (block_count < 256 * 1024 * 1024) { +- fprintf(stderr, "device %s is too small " +- "(must be at least 256 MB)\n", file); +- exit(1); ++ if (block_count < 1024 * 1024 * 1024 && !(*mixed)) { ++ printf("SMALL VOLUME: forcing mixed metadata/data groups\n"); ++ *mixed = 1; + } + ret = zero_dev_start(fd); + if (ret) { +diff --git a/utils.h b/utils.h +index 9dce5b0..a28d7f4 100644 +--- a/utils.h ++++ b/utils.h +@@ -27,7 +27,7 @@ int make_btrfs(int fd, const char *device, const char *label, + int btrfs_make_root_dir(struct btrfs_trans_handle *trans, + struct btrfs_root *root, u64 objectid); + int btrfs_prepare_device(int fd, char *file, int zero_end, +- u64 *block_count_ret); ++ u64 *block_count_ret, int *mixed); + int btrfs_add_to_fsid(struct btrfs_trans_handle *trans, + struct btrfs_root *root, int fd, char *path, + u64 block_count, u32 io_width, u32 io_align, +-- +1.7.2.3 + diff --git a/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0008-Update-for-lzo-support.patch b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0008-Update-for-lzo-support.patch new file mode 100644 index 000000000..a1bd4152f --- /dev/null +++ b/meta/recipes-devtools/btrfs-tools/btrfs-tools/upstream-tmp/0008-Update-for-lzo-support.patch @@ -0,0 +1,203 @@ +Upstream-Status: Inappropriate [Backport] +From 97e64f8cb21685b7359169f3047c0d082b0ff7e8 Mon Sep 17 00:00:00 2001 +From: Li Zefan +Date: Thu, 18 Nov 2010 03:49:56 +0000 +Subject: [PATCH 08/15] Update for lzo support + +[Btrfs-Progs][V2] Update for lzo support + +- Add incompat flag, otherwise btrfs-progs will report error + when operating on btrfs filesystems mounted with lzo option. + +- Update man page. + +- Allow to turn on lzo compression for defrag operation: + + # btrfs filesystem defragment -c[zlib, lzo] + + Note: "-c zlib" will fail, because that's how getopt() works + for optional arguments. + +Signed-off-by: Li Zefan +Signed-off-by: Chris Mason +--- + btrfs.c | 2 +- + btrfs_cmds.c | 24 ++++++++++++++++++++---- + ctree.h | 10 +++++++--- + ioctl.h | 9 ++++++++- + man/btrfs.8.in | 10 ++++++---- + 5 files changed, 42 insertions(+), 13 deletions(-) + +diff --git a/btrfs.c b/btrfs.c +index 46314cf..1b4f403 100644 +--- a/btrfs.c ++++ b/btrfs.c +@@ -65,7 +65,7 @@ static struct Command commands[] = { + "List the recently modified files in a filesystem." + }, + { do_defrag, -1, +- "filesystem defragment", "[-vcf] [-s start] [-l len] [-t size] | [|...]\n" ++ "filesystem defragment", "[-vf] [-c[zlib,lzo]] [-s start] [-l len] [-t size] | [|...]\n" + "Defragment a file or a directory." + }, + { do_set_default_subvol, 2, +diff --git a/btrfs_cmds.c b/btrfs_cmds.c +index c21a007..26d4fcc 100644 +--- a/btrfs_cmds.c ++++ b/btrfs_cmds.c +@@ -142,10 +142,21 @@ static u64 parse_size(char *s) + return atoll(s) * mult; + } + ++static int parse_compress_type(char *s) ++{ ++ if (strcmp(optarg, "zlib") == 0) ++ return BTRFS_COMPRESS_ZLIB; ++ else if (strcmp(optarg, "lzo") == 0) ++ return BTRFS_COMPRESS_LZO; ++ else { ++ fprintf(stderr, "Unknown compress type %s\n", s); ++ exit(1); ++ }; ++} ++ + int do_defrag(int ac, char **av) + { + int fd; +- int compress = 0; + int flush = 0; + u64 start = 0; + u64 len = (u64)-1; +@@ -157,15 +168,18 @@ int do_defrag(int ac, char **av) + int fancy_ioctl = 0; + struct btrfs_ioctl_defrag_range_args range; + int e=0; ++ int compress_type = BTRFS_COMPRESS_NONE; + + optind = 1; + while(1) { +- int c = getopt(ac, av, "vcfs:l:t:"); ++ int c = getopt(ac, av, "vc::fs:l:t:"); + if (c < 0) + break; + switch(c) { + case 'c': +- compress = 1; ++ compress_type = BTRFS_COMPRESS_ZLIB; ++ if (optarg) ++ compress_type = parse_compress_type(optarg); + fancy_ioctl = 1; + break; + case 'f': +@@ -203,8 +217,10 @@ int do_defrag(int ac, char **av) + range.start = start; + range.len = len; + range.extent_thresh = thresh; +- if (compress) ++ if (compress_type) { + range.flags |= BTRFS_DEFRAG_RANGE_COMPRESS; ++ range.compress_type = compress_type; ++ } + if (flush) + range.flags |= BTRFS_DEFRAG_RANGE_START_IO; + +diff --git a/ctree.h b/ctree.h +index ed83d02..61eb639 100644 +--- a/ctree.h ++++ b/ctree.h +@@ -354,12 +354,14 @@ struct btrfs_super_block { + #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0) + #define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1) + #define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2) ++#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO (1ULL << 3) + + #define BTRFS_FEATURE_COMPAT_SUPP 0ULL + #define BTRFS_FEATURE_COMPAT_RO_SUPP 0ULL + #define BTRFS_FEATURE_INCOMPAT_SUPP \ + (BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF | \ + BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL | \ ++ BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO | \ + BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS) + + /* +@@ -505,9 +507,11 @@ struct btrfs_timespec { + } __attribute__ ((__packed__)); + + typedef enum { +- BTRFS_COMPRESS_NONE = 0, +- BTRFS_COMPRESS_ZLIB = 1, +- BTRFS_COMPRESS_LAST = 2, ++ BTRFS_COMPRESS_NONE = 0, ++ BTRFS_COMPRESS_ZLIB = 1, ++ BTRFS_COMPRESS_LZO = 2, ++ BTRFS_COMPRESS_TYPES = 2, ++ BTRFS_COMPRESS_LAST = 3, + } btrfs_compression_type; + + /* we don't understand any encryption methods right now */ +diff --git a/ioctl.h b/ioctl.h +index 776d7a9..bb7b9e0 100644 +--- a/ioctl.h ++++ b/ioctl.h +@@ -116,8 +116,15 @@ struct btrfs_ioctl_defrag_range_args { + */ + __u32 extent_thresh; + ++ /* ++ * which compression method to use if turning on compression ++ * for this defrag operation. If unspecified, zlib will ++ * be used ++ */ ++ __u32 compress_type; ++ + /* spare for later */ +- __u32 unused[5]; ++ __u32 unused[4]; + }; + + struct btrfs_ioctl_space_info { +diff --git a/man/btrfs.8.in b/man/btrfs.8.in +index cba2de1..1ffed13 100644 +--- a/man/btrfs.8.in ++++ b/man/btrfs.8.in +@@ -15,12 +15,12 @@ btrfs \- control a btrfs filesystem + .PP + \fBbtrfs\fP \fBsubvolume set-default\fP\fI \fP + .PP +-\fBbtrfs\fP \fBfilesystem defragment\fP\fI [-vcf] [-s start] [-l len] [-t size] | [|...]\fP +-.PP + \fBbtrfs\fP \fBfilesystem sync\fP\fI \fP + .PP + \fBbtrfs\fP \fBfilesystem resize\fP\fI [+/\-][gkm]|max \fP + .PP ++\fBbtrfs\fP \fBfilesystem defrag\fP\fI [options] | [|...]\fP ++.PP + \fBbtrfs\fP \fBdevice scan\fP\fI [ [..]]\fP + .PP + \fBbtrfs\fP \fBdevice show\fP\fI |