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authorRichard Purdie <richard@openedhand.com>2008-08-20 11:48:12 +0000
committerRichard Purdie <richard@openedhand.com>2008-08-20 11:48:12 +0000
commit083c4562078ca47be2e423866fe45bc658e51556 (patch)
tree59bcb7cd8ae230ed91d3a4c55aea6d2c84faf4e0 /meta/packages/glibc/files
parent8d772b128c0d55f464b67e67a251e4d1ef564439 (diff)
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glibc: Disable hwcaps for speed
git-svn-id: https://svn.o-hand.com/repos/poky/trunk@5087 311d38ba-8fff-0310-9ca6-ca027cbcb966
Diffstat (limited to 'meta/packages/glibc/files')
-rw-r--r--meta/packages/glibc/files/no-hwcaps.patch52
1 files changed, 52 insertions, 0 deletions
diff --git a/meta/packages/glibc/files/no-hwcaps.patch b/meta/packages/glibc/files/no-hwcaps.patch
new file mode 100644
index 000000000..5cc2821c2
--- /dev/null
+++ b/meta/packages/glibc/files/no-hwcaps.patch
@@ -0,0 +1,52 @@
+Disable the extra hwcaps fields, they cause ld.so to look in many strange paths
+before searching for binaries in /lib. We don't install binaries into any other
+place so this just wastes time.
+
+RP - 20/08/2008
+
+Index: glibc-2.6.1/elf/dl-sysdep.c
+===================================================================
+--- glibc-2.6.1.orig/elf/dl-sysdep.c 2008-08-15 15:54:49.000000000 +0100
++++ glibc-2.6.1/elf/dl-sysdep.c 2008-08-15 17:45:28.000000000 +0100
+@@ -346,7 +346,7 @@
+ {
+ /* Determine how many important bits are set. */
+ uint64_t masked = GLRO(dl_hwcap) & GLRO(dl_hwcap_mask);
+- size_t cnt = platform != NULL;
++ size_t cnt = 0;
+ size_t n, m;
+ size_t total;
+ struct r_strlenpair *temp;
+@@ -354,11 +354,6 @@
+ struct r_strlenpair *rp;
+ char *cp;
+
+- /* Count the number of bits set in the masked value. */
+- for (n = 0; (~((1ULL << n) - 1) & masked) != 0; ++n)
+- if ((masked & (1ULL << n)) != 0)
+- ++cnt;
+-
+ #if (defined NEED_DL_SYSINFO || defined NEED_DL_SYSINFO_DSO) && defined SHARED
+ /* The system-supplied DSO can contain a note of type 2, vendor "GNU".
+ This gives us a list of names to treat as fake hwcap bits. */
+@@ -434,20 +429,6 @@
+ }
+ }
+ #endif
+- for (n = 0; masked != 0; ++n)
+- if ((masked & (1ULL << n)) != 0)
+- {
+- temp[m].str = _dl_hwcap_string (n);
+- temp[m].len = strlen (temp[m].str);
+- masked ^= 1ULL << n;
+- ++m;
+- }
+- if (platform != NULL)
+- {
+- temp[m].str = platform;
+- temp[m].len = platform_len;
+- ++m;
+- }
+
+ temp[m].str = "tls";
+ temp[m].len = 3;