[PATCH v1 4/4] powerpc/ftrace: Use STK_GOT in ftrace_mprofile.S

From: Christophe Leroy
Date: Thu Feb 17 2022 - 07:02:51 EST


Instead of open coding offset value 24, use STK_GOT when
accessing got register in stack.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
---
arch/powerpc/kernel/trace/ftrace_mprofile.S | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/kernel/trace/ftrace_mprofile.S b/arch/powerpc/kernel/trace/ftrace_mprofile.S
index f5d31c458e6b..4fa23e260cab 100644
--- a/arch/powerpc/kernel/trace/ftrace_mprofile.S
+++ b/arch/powerpc/kernel/trace/ftrace_mprofile.S
@@ -82,7 +82,7 @@

#ifdef CONFIG_PPC64
/* Save callee's TOC in the ABI compliant location */
- std r2, 24(r1)
+ std r2, STK_GOT(r1)
ld r2,PACATOC(r13) /* get kernel TOC in r2 */

addis r3,r2,function_trace_op@toc@ha
@@ -140,7 +140,7 @@

#ifdef CONFIG_PPC64
/* Restore callee's TOC */
- ld r2, 24(r1)
+ ld r2, STK_GOT(r1)
#endif

/* Pop our stack frame */
--
2.34.1