!625 [sync] PR-610: display declaration fstat function, make fstat call the system fstat function

From: @openeuler-sync-bot 
Reviewed-by: @yang_yanchao 
Signed-off-by: @yang_yanchao

display-declaration-fstat-function-make-fstat-call-t.patch

@@ -0,0 +1,32 @@
+From 3b1ee2b0be6ef6a78ae86482eb336f3ac2976fc8 Mon Sep 17 00:00:00 2001
+From: lijianglin <lijianglin2@huawei.com>
+Date: Tue, 13 Jun 2023 11:12:22 +0800
+Subject: [PATCH] display declaration fstat function, make fstat call the
+ system fstat function
+
+the patch(commit 8ed005daf0ab03e142500324a34087ce179ae78) changed the implementation 
+process of interface fstat and used a new system call newfstatat, which resulted in a
+decrease in the performance of fstat.this patch make fstat call the original system 
+call to restore performance.
+---
+ sysdeps/unix/sysv/linux/fxstat64.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/sysdeps/unix/sysv/linux/fxstat64.c b/sysdeps/unix/sysv/linux/fxstat64.c
+index be127982..52775f7e 100644
+--- a/sysdeps/unix/sysv/linux/fxstat64.c
++++ b/sysdeps/unix/sysv/linux/fxstat64.c
+@@ -76,6 +76,10 @@ strong_alias (___fxstat64, __fxstat64)
+ 
+ #if XSTAT_IS_XSTAT64
+ strong_alias (___fxstat64, __fxstat)
++int fstat (int __fd, struct stat *__statbuf)
++{
++  return __fxstat (_STAT_VER, __fd, (struct stat64 *)__statbuf);
++}
+ #endif
+ 
+ #endif /* LIB_COMPAT  */
+-- 
+2.33.0
+

glibc.spec

@@ -70,7 +70,7 @@
 ##############################################################################
 Name: 	 	glibc
 Version: 	2.34
-Release: 	123
+Release: 	124
 Summary: 	The GNU libc libraries
 License:	%{all_license}
 URL: 		http://www.gnu.org/software/glibc/
@@ -317,6 +317,8 @@ Patch9040: add-GB18030-2022-charmap.patch
 Patch9041: add-Wl-z-noseparate-code-for-so.patch
 %endif
 
+Patch9042: display-declaration-fstat-function-make-fstat-call-t.patch
+
 Provides: ldconfig rtld(GNU_HASH) bundled(gnulib)
 
 BuildRequires: audit-libs-devel >= 1.1.3, sed >= 3.95, libcap-devel, gettext
@@ -1481,6 +1483,9 @@ fi
 %endif
 
 %changelog
+* Thu Jun 8 2023 lijianglin <lijianglin2@huawei.com> - 2.34-124
+- display declaration fstat function, make fstat call the system fstat function
+
 * Sun Jun 4 2023 Qingqing Li <liqingqing3@huawei.com> - 2.34-123
 - x86: add noseparate-code for bash program performance
 

testsuite_whitelist

@@ -135,3 +135,4 @@ locale/tst-localedef-path-norm:loongarch64
 misc/tst-glibcsyscalls:loongarch64
 # Failed for environment, remove it later.
 resolv/tst-resolv-res_init-multi:loongarch64
+elf/check-localplt