For the same reason as commit a85c728cb5e1 ("powerpc/32: Don't use
lmw/stmw for saving/restoring non volatile regs"), don't use
lmw/stmw in ftrace_regs_caller().
Use the same macros for PPC32 and PPC64.
Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
arch/powerpc/kernel/trace/ftrace_mprofile.S | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/arch/powerpc/kernel/trace/ftrace_mprofile.S
b/arch/powerpc/kernel/trace/ftrace_mprofile.S
index 89639e64acd1..76dab07fd8fd 100644
--- a/arch/powerpc/kernel/trace/ftrace_mprofile.S
+++ b/arch/powerpc/kernel/trace/ftrace_mprofile.S
@@ -43,18 +43,16 @@ _GLOBAL(ftrace_regs_caller)
/* Save all gprs to pt_regs */
SAVE_GPR(0, r1)
-#ifdef CONFIG_PPC64
SAVE_GPRS(2, 11, r1)
+#ifdef CONFIG_PPC64
/* Ok to continue? */
lbz r3, PACA_FTRACE_ENABLED(r13)
cmpdi r3, 0
beq ftrace_no_trace
+#endif
SAVE_GPRS(12, 31, r1)
-#else
- stmw r2, GPR2(r1)
-#endif
/* Save previous stack pointer (r1) */
addi r8, r1, SWITCH_FRAME_SIZE
@@ -120,11 +118,7 @@ ftrace_regs_call:
#endif
/* Restore gprs */
-#ifdef CONFIG_PPC64
REST_GPRS(2, 31, r1)
-#else
- lmw r2, GPR2(r1)
-#endif
/* Restore possibly modified LR */
PPC_LL r0, _LINK(r1)
--
2.34.1
