From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760089AbdACRyr (ORCPT ); Tue, 3 Jan 2017 12:54:47 -0500 Received: from leibniz.telenet-ops.be ([195.130.137.77]:53266 "EHLO leibniz.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759604AbdACRyY (ORCPT ); Tue, 3 Jan 2017 12:54:24 -0500 From: Geert Uytterhoeven To: Yoshinori Sato Cc: uclinux-h8-devel@lists.sourceforge.jp, linux-m68k@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH 2/2] m68k/bitops: Correct signature of test_bit() Date: Tue, 3 Jan 2017 18:52:50 +0100 Message-Id: <1483465970-11728-2-git-send-email-geert@linux-m68k.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1483465970-11728-1-git-send-email-geert@linux-m68k.org> References: <1483465970-11728-1-git-send-email-geert@linux-m68k.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org mm/filemap.c: In function ‘clear_bit_unlock_is_negative_byte’: mm/filemap.c:933: warning: passing argument 2 of ‘test_bit’ discards qualifiers from pointer target type Make the bitmask pointed to by the "vaddr" parameter volatile to fix this, like is done on other architectures. Signed-off-by: Geert Uytterhoeven --- Exposed by commit 98473f9f3f9bd404 ("mm/filemap: fix parameters to test_bit()"). --- arch/m68k/include/asm/bitops.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/m68k/include/asm/bitops.h b/arch/m68k/include/asm/bitops.h index b4a9b0d5928dfb33..dda58cfe8c22a3ec 100644 --- a/arch/m68k/include/asm/bitops.h +++ b/arch/m68k/include/asm/bitops.h @@ -148,7 +148,7 @@ static inline void bfchg_mem_change_bit(int nr, volatile unsigned long *vaddr) #define __change_bit(nr, vaddr) change_bit(nr, vaddr) -static inline int test_bit(int nr, const unsigned long *vaddr) +static inline int test_bit(int nr, const volatile unsigned long *vaddr) { return (vaddr[nr >> 5] & (1UL << (nr & 31))) != 0; } -- 1.9.1