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Commit 2540334a authored by Anton Blanchard's avatar Anton Blanchard Committed by Eric Paris
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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: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarEric Paris <eparis@redhat.com>
parent cdee3904

arch/powerpc/kernel/entry_64.S

+1 −1
Original line number Diff line number Diff line
@@ -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