linux-kernel - [PATCH 1/2] ARC: bitops: Change _

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Message-Id: <20220525144844.1571705-2-amadeuszx.slawinski@linux.intel.com>
Date:   Wed, 25 May 2022 16:48:43 +0200
From:   Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>
To:     Vineet Gupta <vgupta@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     linux-snps-arc@...ts.infradead.org,
        linux-m68k@...ts.linux-m68k.org, linux-kernel@...r.kernel.org,
        Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>
Subject: [PATCH 1/2] ARC: bitops: Change __fls to return unsigned long

As per asm-generic definition and other architectures __fls should
return unsigned long.

No functional change is expected as return value should fit in unsigned
long.

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@...ux.intel.com>
---
 arch/arc/include/asm/bitops.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arc/include/asm/bitops.h b/arch/arc/include/asm/bitops.h
index bdb7e190a294..4076607e7168 100644
--- a/arch/arc/include/asm/bitops.h
+++ b/arch/arc/include/asm/bitops.h
@@ -82,7 +82,7 @@ static inline __attribute__ ((const)) int fls(unsigned int x)
 /*
  * __fls: Similar to fls, but zero based (0-31)
  */
-static inline __attribute__ ((const)) int __fls(unsigned long x)
+static inline __attribute__ ((const)) unsigned long __fls(unsigned long x)
 {
 	if (!x)
 		return 0;
-- 
2.25.1