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authorTejun Heo <tj@kernel.org>2015-05-22 17:13:51 -0400
committerJens Axboe <axboe@fb.com>2015-06-02 08:33:36 -0600
commitc00ddad39f512b1a81e25b7892217ce10efab0f1 (patch)
treebc569603046deab04c214b9ff88b799ae094bc58 /mm/page-writeback.c
parentwriteback: implement bdi_for_each_wb() (diff)
downloadlinux-dev-c00ddad39f512b1a81e25b7892217ce10efab0f1.tar.xz
linux-dev-c00ddad39f512b1a81e25b7892217ce10efab0f1.zip
writeback: remove bdi_start_writeback()
bdi_start_writeback() is a thin wrapper on top of __wb_start_writeback() which is used only by laptop_mode_timer_fn(). This patches removes bdi_start_writeback(), renames __wb_start_writeback() to wb_start_writeback() and makes laptop_mode_timer_fn() use it instead. This doesn't cause any functional difference and will ease making laptop_mode_timer_fn() cgroup writeback aware. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Jens Axboe <axboe@kernel.dk> Cc: Jan Kara <jack@suse.cz> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'mm/page-writeback.c')
-rw-r--r--mm/page-writeback.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 9b55f12040e6..6301af28da21 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -1729,8 +1729,8 @@ void laptop_mode_timer_fn(unsigned long data)
* threshold
*/
if (bdi_has_dirty_io(&q->backing_dev_info))
- bdi_start_writeback(&q->backing_dev_info, nr_pages,
- WB_REASON_LAPTOP_TIMER);
+ wb_start_writeback(&q->backing_dev_info.wb, nr_pages, true,
+ WB_REASON_LAPTOP_TIMER);
}
/*