From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Gustavo A. R. Silva" Subject: [PATCH v2] ext4: use swap macro in mext_page_double_lock Date: Thu, 26 Jul 2018 12:43:23 -0500 Message-ID: <20180726174323.GA28731@embeddedor.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" To: Theodore Ts'o , Andreas Dilger Return-path: Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org Make use of the swap macro and remove unnecessary variable *tmp*. This makes the code easier to read and maintain. This code was detected with the help of Coccinelle. Signed-off-by: Gustavo A. R. Silva --- Changes in v2: - Update changelog. Remove the line claiming that this patch reduces stack usage. fs/ext4/move_extent.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c index 8e17efd..a409ff7 100644 --- a/fs/ext4/move_extent.c +++ b/fs/ext4/move_extent.c @@ -134,9 +134,7 @@ mext_page_double_lock(struct inode *inode1, struct inode *inode2, mapping[0] = inode1->i_mapping; mapping[1] = inode2->i_mapping; } else { - pgoff_t tmp = index1; - index1 = index2; - index2 = tmp; + swap(index1, index2); mapping[0] = inode2->i_mapping; mapping[1] = inode1->i_mapping; } -- 2.7.4