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Subject[PATCH] powerpc/signal: Move and simplify get_clean_sp()
Date
get_clean_sp() is only used in kernel/signal.c . Move it there.

And GCC is smart enough to reduce the function when on PPC32, no
need of a special PPC32 simple version.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
arch/powerpc/include/asm/processor.h | 14 --------------
arch/powerpc/kernel/signal.c | 7 +++++++
2 files changed, 7 insertions(+), 14 deletions(-)

diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index ed0d633ab5aa..5c20b6d509ae 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -404,20 +404,6 @@ static inline void prefetchw(const void *x)

#define HAVE_ARCH_PICK_MMAP_LAYOUT

-#ifdef CONFIG_PPC64
-static inline unsigned long get_clean_sp(unsigned long sp, int is_32)
-{
- if (is_32)
- return sp & 0x0ffffffffUL;
- return sp;
-}
-#else
-static inline unsigned long get_clean_sp(unsigned long sp, int is_32)
-{
- return sp;
-}
-#endif
-
/* asm stubs */
extern unsigned long isa300_idle_stop_noloss(unsigned long psscr_val);
extern unsigned long isa300_idle_stop_mayloss(unsigned long psscr_val);
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index d15a98c758b8..bd0ba7c5e2cf 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -171,6 +171,13 @@ inline unsigned long copy_ckfpr_from_user(struct task_struct *task,

int show_unhandled_signals = 1;

+static unsigned long get_clean_sp(unsigned long sp, int is_32)
+{
+ if (is_32)
+ return sp & 0x0ffffffffUL;
+ return sp;
+}
+
/*
* Allocate space for the signal frame
*/
--
2.25.0
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