[PATCH 1/3] MIPS: ftrace: Fix N32 save registers

From: Jinyang He
Date: Sun Jan 31 2021 - 03:18:05 EST


CONFIG_64BIT is confusing. N32 also pass parameters by a0~a7.

Signed-off-by: Jinyang He <hejinyang@xxxxxxxxxxx>
---
arch/mips/kernel/mcount.S | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
index cff52b2..808257a 100644
--- a/arch/mips/kernel/mcount.S
+++ b/arch/mips/kernel/mcount.S
@@ -27,7 +27,7 @@
PTR_S a1, PT_R5(sp)
PTR_S a2, PT_R6(sp)
PTR_S a3, PT_R7(sp)
-#ifdef CONFIG_64BIT
+#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
PTR_S a4, PT_R8(sp)
PTR_S a5, PT_R9(sp)
PTR_S a6, PT_R10(sp)
@@ -42,7 +42,7 @@
PTR_L a1, PT_R5(sp)
PTR_L a2, PT_R6(sp)
PTR_L a3, PT_R7(sp)
-#ifdef CONFIG_64BIT
+#if _MIPS_SIM == _MIPS_SIM_ABI64 || _MIPS_SIM == _MIPS_SIM_NABI32
PTR_L a4, PT_R8(sp)
PTR_L a5, PT_R9(sp)
PTR_L a6, PT_R10(sp)
--
2.1.0