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

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Message-Id: <20230815004813.555115-2-vgupta@kernel.org>
Date:   Mon, 14 Aug 2023 17:47:54 -0700
From:   Vineet Gupta <vgupta@...nel.org>
To:     linux-snps-arc@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org,
        Shahab Vahedi <Shahab.Vahedi@...opsys.com>,
        Alexey Brodkin <abrodkin@...opsys.com>,
        Vineet Gupta <vgupta@...nel.org>
Subject: [PATCH 01/20] ARC: uaccess: remove arc specific out-of-line handles for -Os

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

Signed-off-by: Vineet Gupta <vgupta@...nel.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