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[6/8] Use libc_ifunc macro for system in libpthread.

Message ID 1466682952-6301-6-git-send-email-stli@linux.vnet.ibm.com
State Superseded
Headers show

Commit Message

Stefan Liebler June 23, 2016, 11:55 a.m. UTC
This patch uses the libc_ifunc macro to create already existing ifunc function
system_ifunc if HAVE_IFUNC is defined.

ChangeLog:

	* nptl/pt-system.c (system_ifunc): Use libc_ifunc macro.
---
 nptl/pt-system.c | 18 +++---------------
 1 file changed, 3 insertions(+), 15 deletions(-)
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Patch

diff --git a/nptl/pt-system.c b/nptl/pt-system.c
index 56f2a89..6515056 100644
--- a/nptl/pt-system.c
+++ b/nptl/pt-system.c
@@ -32,21 +32,9 @@ 
 
 # if HAVE_IFUNC
 
-static __typeof (system) *
-__attribute__ ((used))
-system_resolve (void)
-{
-  return &__libc_system;
-}
-
-asm (".globl system_ifunc\n"
-     ".type system_ifunc, %gnu_indirect_function");
-
-#  ifdef HAVE_ASM_SET_DIRECTIVE
-asm (".set system_ifunc, system_resolve");
-#  else
-asm ("system_ifunc = system_resolve");
-#  endif
+extern __typeof(system) system_ifunc;
+#  define INIT_ARCH()
+libc_ifunc (system_ifunc, &__libc_system)
 
 # else  /* !HAVE_IFUNC */