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update to glibc-2.28-225.el8

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Signed-off-by: anolis-bot <sam.zyc@alibaba-inc.com>
This commit is contained in:
anolis-bot 2023-06-06 16:06:45 +08:00
parent 644b7d9a41
commit 63c96efbaa
176 changed files with 35958 additions and 17585 deletions
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81
glibc-rh2154914-2.patch Normal file
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@ -0,0 +1,81 @@
Move _dl_dso_sort_algo out of _rtld_global_ro. It is only used
locally in elf/dl-sort-maps.c. This avoids changing the internal
_rtld_global_ro ABI.
diff --git a/elf/dl-sort-maps.c b/elf/dl-sort-maps.c
index 6f5c17b47b98fbc7..aeb79b40b45054c0 100644
--- a/elf/dl-sort-maps.c
+++ b/elf/dl-sort-maps.c
@@ -290,12 +290,21 @@ _dl_sort_maps_dfs (struct link_map **maps, unsigned int nmaps,
}
}
+/* DSO sort algorithm to use. */
+enum dso_sort_algorithm
+ {
+ dso_sort_algorithm_original,
+ dso_sort_algorithm_dfs
+ };
+
+static enum dso_sort_algorithm _dl_dso_sort_algo;
+
void
_dl_sort_maps_init (void)
{
int32_t algorithm = TUNABLE_GET (glibc, rtld, dynamic_sort, int32_t, NULL);
- GLRO(dl_dso_sort_algo) = algorithm == 1 ? dso_sort_algorithm_original
- : dso_sort_algorithm_dfs;
+ _dl_dso_sort_algo = (algorithm == 1 ? dso_sort_algorithm_original
+ : dso_sort_algorithm_dfs);
}
void
@@ -309,7 +318,7 @@ _dl_sort_maps (struct link_map **maps, unsigned int nmaps,
PTR_MANGLE/DEMANGLE, further impairing performance of small, common
input cases. A simple if-case with direct function calls appears to
be the fastest. */
- if (__glibc_likely (GLRO(dl_dso_sort_algo) == dso_sort_algorithm_original))
+ if (__glibc_likely (_dl_dso_sort_algo == dso_sort_algorithm_original))
_dl_sort_maps_original (maps, nmaps, force_first, for_fini);
else
_dl_sort_maps_dfs (maps, nmaps, force_first, for_fini);
diff --git a/elf/dl-support.c b/elf/dl-support.c
index ae03aec9764e29d3..e9943e889ef447ad 100644
--- a/elf/dl-support.c
+++ b/elf/dl-support.c
@@ -155,8 +155,6 @@ size_t _dl_phnum;
uint64_t _dl_hwcap __attribute__ ((nocommon));
uint64_t _dl_hwcap2 __attribute__ ((nocommon));
-enum dso_sort_algorithm _dl_dso_sort_algo;
-
/* The value of the FPU control word the kernel will preset in hardware. */
fpu_control_t _dl_fpu_control = _FPU_DEFAULT;
diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index 2c1b4c47c6a6c643..29bbde3e83e37d7e 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -240,13 +240,6 @@ enum allowmask
};
-/* DSO sort algorithm to use (check dl-sort-maps.c). */
-enum dso_sort_algorithm
- {
- dso_sort_algorithm_original,
- dso_sort_algorithm_dfs
- };
-
struct audit_ifaces
{
void (*activity) (uintptr_t *, unsigned int);
@@ -640,8 +633,6 @@ struct rtld_global_ro
platforms. */
EXTERN uint64_t _dl_hwcap2;
- EXTERN enum dso_sort_algorithm _dl_dso_sort_algo;
-
#ifdef SHARED
/* We add a function table to _rtld_global which is then used to
call the function instead of going through the PLT. The result