From mboxrd@z Thu Jan 1 00:00:00 1970 From: Akinobu Mita Subject: [PATCH v4 18/24] udf: use little-endian bitops Date: Sun, 16 Jan 2011 22:08:47 +0900 Message-ID: <1295183333-13802-19-git-send-email-akinobu.mita@gmail.com> References: <1295183333-13802-1-git-send-email-akinobu.mita@gmail.com> Return-path: In-Reply-To: <1295183333-13802-1-git-send-email-akinobu.mita@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, akpm@linux-foundation.org Cc: Akinobu Mita , Jan Kara List-Id: linux-arch.vger.kernel.org As a preparation for removing ext2 non-atomic bit operations from asm/bitops.h. This converts ext2 non-atomic bit operations to little-endian bit operations. Signed-off-by: Akinobu Mita Acked-by: Jan Kara Signed-off-by: Andrew Morton --- Change from v3: - change to the post-fix notation e.g. s/test_le_bit/test_bit_le/ The whole series is available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/mita/linux-2.6.git le-bitops-v4 fs/udf/balloc.c | 11 +++++++---- 1 files changed, 7 insertions(+), 4 deletions(-) diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c index 306ee39..7e71658 100644 --- a/fs/udf/balloc.c +++ b/fs/udf/balloc.c @@ -27,11 +27,14 @@ #include "udf_i.h" #include "udf_sb.h" -#define udf_clear_bit(nr, addr) ext2_clear_bit(nr, addr) -#define udf_set_bit(nr, addr) ext2_set_bit(nr, addr) -#define udf_test_bit(nr, addr) ext2_test_bit(nr, addr) +#define udf_clear_bit(nr, addr) \ + __test_and_clear_bit_le(nr, (unsigned long *)(addr)) +#define udf_set_bit(nr, addr) \ + __test_and_set_bit_le(nr, (unsigned long *)(addr)) +#define udf_test_bit(nr, addr) \ + test_bit_le(nr, (unsigned long *)(addr)) #define udf_find_next_one_bit(addr, size, offset) \ - ext2_find_next_bit(addr, size, offset) + find_next_bit_le((unsigned long *)(addr), size, offset) static int read_block_bitmap(struct super_block *sb, struct udf_bitmap *bitmap, unsigned int block, -- 1.7.3.4 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-iy0-f174.google.com ([209.85.210.174]:48314 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752336Ab1APNJU (ORCPT ); Sun, 16 Jan 2011 08:09:20 -0500 From: Akinobu Mita Subject: [PATCH v4 18/24] udf: use little-endian bitops Date: Sun, 16 Jan 2011 22:08:47 +0900 Message-ID: <1295183333-13802-19-git-send-email-akinobu.mita@gmail.com> In-Reply-To: <1295183333-13802-1-git-send-email-akinobu.mita@gmail.com> References: <1295183333-13802-1-git-send-email-akinobu.mita@gmail.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, akpm@linux-foundation.org Cc: Akinobu Mita , Jan Kara Message-ID: <20110116130847.ZqTNTwvhzfhCpfNdjGoHs7IvMv0A1s1STaE35D7wNeM@z> As a preparation for removing ext2 non-atomic bit operations from asm/bitops.h. This converts ext2 non-atomic bit operations to little-endian bit operations. Signed-off-by: Akinobu Mita Acked-by: Jan Kara Signed-off-by: Andrew Morton --- Change from v3: - change to the post-fix notation e.g. s/test_le_bit/test_bit_le/ The whole series is available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/mita/linux-2.6.git le-bitops-v4 fs/udf/balloc.c | 11 +++++++---- 1 files changed, 7 insertions(+), 4 deletions(-) diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c index 306ee39..7e71658 100644 --- a/fs/udf/balloc.c +++ b/fs/udf/balloc.c @@ -27,11 +27,14 @@ #include "udf_i.h" #include "udf_sb.h" -#define udf_clear_bit(nr, addr) ext2_clear_bit(nr, addr) -#define udf_set_bit(nr, addr) ext2_set_bit(nr, addr) -#define udf_test_bit(nr, addr) ext2_test_bit(nr, addr) +#define udf_clear_bit(nr, addr) \ + __test_and_clear_bit_le(nr, (unsigned long *)(addr)) +#define udf_set_bit(nr, addr) \ + __test_and_set_bit_le(nr, (unsigned long *)(addr)) +#define udf_test_bit(nr, addr) \ + test_bit_le(nr, (unsigned long *)(addr)) #define udf_find_next_one_bit(addr, size, offset) \ - ext2_find_next_bit(addr, size, offset) + find_next_bit_le((unsigned long *)(addr), size, offset) static int read_block_bitmap(struct super_block *sb, struct udf_bitmap *bitmap, unsigned int block, -- 1.7.3.4