The patch titled
writeback-stop-background-kupdate-works-from-livelocking-other-works-update
has been removed from the -mm tree. Its filename was
writeback-stop-background-kupdate-works-from-livelocking-other-works-update.patch
This patch was dropped because it was folded into writeback-stop-background-kupdate-works-from-livelocking-other-works.patch
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: writeback-stop-background-kupdate-works-from-livelocking-other-works-update
From: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Signed-off-by: Jan Kara <jack@xxxxxxx>
Signed-off-by: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Dave Chinner <david@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Jan Engelhardt <jengelh@xxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/fs-writeback.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff -puN fs/fs-writeback.c~writeback-stop-background-kupdate-works-from-livelocking-other-works-update fs/fs-writeback.c
--- a/fs/fs-writeback.c~writeback-stop-background-kupdate-works-from-livelocking-other-works-update
+++ a/fs/fs-writeback.c
@@ -651,9 +651,10 @@ static long wb_writeback(struct bdi_writ
break;
/*
- * Background writeout and kupdate-style writeback are
- * easily livelockable. Stop them if there is other work
- * to do so that e.g. sync can proceed.
+ * Background writeout and kupdate-style writeback may
+ * run forever. Stop them if there is other work to do
+ * so that e.g. sync can proceed. They'll be restarted
+ * after the other works are all done.
*/
if ((work->for_background || work->for_kupdate) &&
!list_empty(&wb->bdi->work_list))
_
Patches currently in -mm which might be from fengguang.wu@xxxxxxxxx are
origin.patch
writeback-integrated-background-writeback-work.patch
writeback-trace-wakeup-event-for-background-writeback.patch
writeback-stop-background-kupdate-works-from-livelocking-other-works.patch
writeback-avoid-livelocking-wb_sync_all-writeback.patch
writeback-avoid-livelocking-wb_sync_all-writeback-update.patch
mm-page-writebackc-fix-__set_page_dirty_no_writeback-return-value.patch
mm-find_get_pages_contig-fixlet.patch
mm-smaps-export-mlock-information.patch
writeback-avoid-unnecessary-determine_dirtyable_memory-call.patch
writeback-avoid-unnecessary-determine_dirtyable_memory-call-fix.patch
mm-migration-use-rcu_dereference_protected-when-dereferencing-the-radix-tree-slot-during-file-page-migration.patch
memcg-add-page_cgroup-flags-for-dirty-page-tracking.patch
memcg-document-cgroup-dirty-memory-interfaces.patch
memcg-document-cgroup-dirty-memory-interfaces-fix.patch
memcg-create-extensible-page-stat-update-routines.patch
memcg-add-lock-to-synchronize-page-accounting-and-migration.patch
memcg-use-zalloc-rather-than-mallocmemset.patch
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