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update to glibc-2.28-151.el8.src.rpm

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Signed-off-by: Liwei Ge <geliwei@openanolis.org>
This commit is contained in:
Liwei Ge 2021-06-16 16:09:23 +08:00
parent ba6a26df65
commit 37da1d0798
284 changed files with 62546 additions and 13 deletions
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37
glibc-rh1812756-2.patch Normal file
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@ -0,0 +1,37 @@
commit 71bcfa62451dfaa015326d3524f2a0e2d09d80ed
Author: David Kilroy <David.Kilroy@arm.com>
Date: Wed Feb 12 14:30:31 2020 -0300
elf: avoid redundant sort in dlopen
l_initfini is already sorted by dependency in _dl_map_object_deps(),
so avoid sorting again in dl_open_worker().
Tested by running the testsuite on x86_64.
diff --git a/elf/dl-open.c b/elf/dl-open.c
index d31356f7e17dfb14..980a28c836ca9a7a 100644
--- a/elf/dl-open.c
+++ b/elf/dl-open.c
@@ -614,9 +614,10 @@ dl_open_worker (void *a)
if (GLRO(dl_lazy))
reloc_mode |= mode & RTLD_LAZY;
- /* Sort the objects by dependency for the relocation process. This
- allows IFUNC relocations to work and it also means copy
- relocation of dependencies are if necessary overwritten. */
+ /* Objects must be sorted by dependency for the relocation process.
+ This allows IFUNC relocations to work and it also means copy
+ relocation of dependencies are if necessary overwritten.
+ __dl_map_object_deps has already sorted l_initfini for us. */
unsigned int nmaps = 0;
unsigned int j = 0;
struct link_map *l = new->l_initfini[0];
@@ -639,7 +640,6 @@ dl_open_worker (void *a)
l = new->l_initfini[++j];
}
while (l != NULL);
- _dl_sort_maps (maps, nmaps, NULL, false);
int relocation_in_progress = 0;