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* [PATCH 1/1 linux-next] ext4: use swap() in mext_page_double_lock()
@ 2015-06-12 16:59 Fabian Frederick
  2015-06-15  4:05 ` Theodore Ts'o
  0 siblings, 1 reply; 2+ messages in thread
From: Fabian Frederick @ 2015-06-12 16:59 UTC (permalink / raw)
  To: linux-kernel
  Cc: Julia Lawall, Fabian Frederick, Theodore Ts'o,
	Andreas Dilger, linux-ext4

Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
 fs/ext4/move_extent.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index 370420b..8c04afb 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -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;
 }
 
-- 
2.4.2


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 1/1 linux-next] ext4: use swap() in mext_page_double_lock()
  2015-06-12 16:59 [PATCH 1/1 linux-next] ext4: use swap() in mext_page_double_lock() Fabian Frederick
@ 2015-06-15  4:05 ` Theodore Ts'o
  0 siblings, 0 replies; 2+ messages in thread
From: Theodore Ts'o @ 2015-06-15  4:05 UTC (permalink / raw)
  To: Fabian Frederick; +Cc: linux-kernel, Julia Lawall, Andreas Dilger, linux-ext4

On Fri, Jun 12, 2015 at 06:59:15PM +0200, Fabian Frederick wrote:
> Use kernel.h macro definition.
> 
> Thanks to Julia Lawall for Coccinelle scripting support.
> 
> Signed-off-by: Fabian Frederick <fabf@skynet.be>

Thanks, applied.

					- Ted

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2015-06-12 16:59 [PATCH 1/1 linux-next] ext4: use swap() in mext_page_double_lock() Fabian Frederick
2015-06-15  4:05 ` Theodore Ts'o

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