[PATCH 01/20] ARC: uaccess: remove arc specific out-of-line handles for -Os

Vineet Gupta
2023-08-15T00:48:58Z

Everything is now out-of-line in lib/usercopy.c

Signed-off-by: Vineet Gupta <vgupta@kernel.org>
---
arch/arc/include/asm/uaccess.h | 11 ++---------
arch/arc/mm/extable.c | 11 -----------
2 files changed, 2 insertions(+), 20 deletions(-)

diff --git a/arch/arc/include/asm/uaccess.h b/arch/arc/include/asm/uaccess.h
index 99712471c96a..d2da159bb80a 100644
--- a/arch/arc/include/asm/uaccess.h
+++ b/arch/arc/include/asm/uaccess.h
@@ -584,7 +584,7 @@ raw_copy_to_user(void __user *to, const void *from, unsigned long n)
return res;
}

-static inline unsigned long __arc_clear_user(void __user *to, unsigned long n)
+static inline unsigned long __clear_user(void __user *to, unsigned long n)
{
long res = n;
unsigned char *d_char = to;
@@ -626,17 +626,10 @@ static inline unsigned long __arc_clear_user(void __user *to, unsigned long n)
return res;
}

-#ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
-
#define INLINE_COPY_TO_USER
#define INLINE_COPY_FROM_USER

-#define __clear_user(d, n) __arc_clear_user(d, n)
-#else
-extern unsigned long arc_clear_user_noinline(void __user *to,
- unsigned long n);
-#define __clear_user(d, n) arc_clear_user_noinline(d, n)
-#endif
+#define __clear_user __clear_user

#include <asm-generic/uaccess.h>

diff --git a/arch/arc/mm/extable.c b/arch/arc/mm/extable.c
index 4e14c4244ea2..88fa3a4d4906 100644
--- a/arch/arc/mm/extable.c
+++ b/arch/arc/mm/extable.c
@@ -22,14 +22,3 @@ int fixup_exception(struct pt_regs *regs)

return 0;
}
-
-#ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-
-unsigned long arc_clear_user_noinline(void __user *to,
- unsigned long n)
-{
- return __arc_clear_user(to, n);
-}
-EXPORT_SYMBOL(arc_clear_user_noinline);
-
-#endif
--
2.34.1