linux-kernel - [PATCH 1/8] arm: align find_bit declarations with generic kernel

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Message-Id: <20220701125430.2907638-2-yury.norov@gmail.com>
Date:   Fri,  1 Jul 2022 05:54:23 -0700
From:   Yury Norov <yury.norov@...il.com>
To:     linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        David Howells <dhowells@...hat.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Jonathan Corbet <corbet@....net>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        Matthew Wilcox <willy@...radead.org>,
        NeilBrown <neilb@...e.de>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Russell King <linux@...linux.org.uk>,
        Vlastimil Babka <vbabka@...e.cz>,
        William Kucharski <william.kucharski@...cle.com>,
        linux-doc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mm@...ck.org
Cc:     Yury Norov <yury.norov@...il.com>
Subject: [PATCH 1/8] arm: align find_bit declarations with generic kernel

ARM has their own implementation for find_bit functions, and function
declarations are different with those in generic headers. Fix it.

Signed-off-by: Yury Norov <yury.norov@...il.com>
---
 arch/arm/include/asm/bitops.h | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h
index 8e94fe7ab5eb..a83c1d9abbed 100644
--- a/arch/arm/include/asm/bitops.h
+++ b/arch/arm/include/asm/bitops.h
@@ -160,18 +160,22 @@ extern int _test_and_change_bit(int nr, volatile unsigned long * p);
 /*
  * Little endian assembly bitops.  nr = 0 -> byte 0 bit 0.
  */
-extern int _find_first_zero_bit_le(const unsigned long *p, unsigned size);
-extern int _find_next_zero_bit_le(const unsigned long *p, int size, int offset);
-extern int _find_first_bit_le(const unsigned long *p, unsigned size);
-extern int _find_next_bit_le(const unsigned long *p, int size, int offset);
+unsigned long  _find_first_zero_bit_le(const unsigned long *p, unsigned long size);
+unsigned long  _find_next_zero_bit_le(const unsigned long *p,
+					unsigned long size, unsigned long offset);
+unsigned long  _find_first_bit_le(const unsigned long *p, unsigned long size);
+unsigned long  _find_next_bit_le(const unsigned long *p,
+					unsigned long size, unsigned long offset);
 
 /*
  * Big endian assembly bitops.  nr = 0 -> byte 3 bit 0.
  */
-extern int _find_first_zero_bit_be(const unsigned long *p, unsigned size);
-extern int _find_next_zero_bit_be(const unsigned long *p, int size, int offset);
-extern int _find_first_bit_be(const unsigned long *p, unsigned size);
-extern int _find_next_bit_be(const unsigned long *p, int size, int offset);
+unsigned long _find_first_zero_bit_be(const unsigned long *p, unsigned long size);
+unsigned long _find_next_zero_bit_be(const unsigned long *p,
+					unsigned long size, unsigned long offset);
+unsigned long _find_first_bit_be(const unsigned long *p, unsigned long size);
+unsigned long _find_next_bit_be(const unsigned long *p,
+					unsigned long size, unsigned long offset);
 
 #ifndef CONFIG_SMP
 /*
-- 
2.34.1