[PATCH v2 05/13] powerpc/ftrace: Don't save again LR in ftrace_regs_caller() on PPC32

[Christophe Leroy]

PPC32 mcount() caller already saves LR on stack,
no need to save it again.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
---
 arch/powerpc/kernel/trace/ftrace_32.S | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/powerpc/kernel/trace/ftrace_32.S b/arch/powerpc/kernel/trace/ftrace_32.S
index 0a02c0cb12d9..7e2fd729116b 100644
--- a/arch/powerpc/kernel/trace/ftrace_32.S
+++ b/arch/powerpc/kernel/trace/ftrace_32.S
@@ -53,9 +53,6 @@ _GLOBAL(ftrace_stub)
 	blr
 
 _GLOBAL(ftrace_regs_caller)
-	/* Save the original return address in A's stack frame */
-	stw	r0,LRSAVE(r1)
-
 	/* Create our stack frame + pt_regs */
 	stwu	r1,-INT_FRAME_SIZE(r1)
 
-- 
2.33.1