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powerpc: Remove static branch prediction in 64bit traced syscall path

Some distros enable auditing by default which forces us through the
syscall trace path. Remove the static branch prediction in our 64bit
syscall handler and let the hardware do the prediction.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Eric Paris <eparis@redhat.com>
Anton Blanchard 12 年之前
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共有 1 个文件被更改,包括 1 次插入1 次删除
  1. 1 1
      arch/powerpc/kernel/entry_64.S

+ 1 - 1
arch/powerpc/kernel/entry_64.S

@@ -149,7 +149,7 @@ END_FW_FTR_SECTION_IFSET(FW_FEATURE_SPLPAR)
 	CURRENT_THREAD_INFO(r11, r1)
 	ld	r10,TI_FLAGS(r11)
 	andi.	r11,r10,_TIF_SYSCALL_T_OR_A
-	bne-	syscall_dotrace
+	bne	syscall_dotrace
 .Lsyscall_dotrace_cont:
 	cmpldi	0,r0,NR_syscalls
 	bge-	syscall_enosys