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ext4: use swap() in mext_page_double_lock() 

Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Fabian Frederick 2015-06-12 23:47:33 -04:00 committed by Theodore Ts'o
parent 4b7e2db5c0
commit bf86546760
1 changed files with 3 additions and 6 deletions
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9
fs/ext4/move_extent.c
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@ -166,12 +166,9 @@ mext_page_double_lock(struct inode *inode1, struct inode *inode2,
*/
wait_on_page_writeback(page[0]);
wait_on_page_writeback(page[1]);
if (inode1 > inode2) {
struct page *tmp;
tmp = page[0];
page[0] = page[1];
page[1] = tmp;
}
if (inode1 > inode2)
swap(page[0], page[1]);
return 0;
}