The patch titled
Subject: fs/fs-writeback.c: remove redundant if check
has been removed from the -mm tree. Its filename was
writeback-remove-redundant-if-check.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Tahsin Erdogan <tahsin@xxxxxxxxxx>
Subject: fs/fs-writeback.c: remove redundant if check
b_more_io non-empty check is already preceded by an opposite check.
Link: http://lkml.kernel.org/r/1478591249-30641-1-git-send-email-tahsin@xxxxxxxxxx
Signed-off-by: Tahsin Erdogan <tahsin@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/fs-writeback.c | 16 +++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)
diff -puN fs/fs-writeback.c~writeback-remove-redundant-if-check fs/fs-writeback.c
--- a/fs/fs-writeback.c~writeback-remove-redundant-if-check
+++ a/fs/fs-writeback.c
@@ -1769,15 +1769,13 @@ static long wb_writeback(struct bdi_writ
* become available for writeback. Otherwise
* we'll just busyloop.
*/
- if (!list_empty(&wb->b_more_io)) {
- trace_writeback_wait(wb, work);
- inode = wb_inode(wb->b_more_io.prev);
- spin_lock(&inode->i_lock);
- spin_unlock(&wb->list_lock);
- /* This function drops i_lock... */
- inode_sleep_on_writeback(inode);
- spin_lock(&wb->list_lock);
- }
+ trace_writeback_wait(wb, work);
+ inode = wb_inode(wb->b_more_io.prev);
+ spin_lock(&inode->i_lock);
+ spin_unlock(&wb->list_lock);
+ /* This function drops i_lock... */
+ inode_sleep_on_writeback(inode);
+ spin_lock(&wb->list_lock);
}
spin_unlock(&wb->list_lock);
blk_finish_plug(&plug);
_
Patches currently in -mm which might be from tahsin@xxxxxxxxxx are
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