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| author | Tejun Heo <tj@kernel.org> | 2015-05-22 23:13:54 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2015-06-02 16:33:36 +0200 |
| commit | 9ecf4866c018aeb304a7b49216c4d183665becb7 (patch) | |
| tree | 6ad8f200eea95b1b1fca2a121b91c97ac65ad81f /mm | |
| parent | writeback: make writeback_in_progress() take bdi_writeback instead of backing... (diff) | |
| download | linux-9ecf4866c018aeb304a7b49216c4d183665becb7.tar.xz linux-9ecf4866c018aeb304a7b49216c4d183665becb7.zip | |
writeback: make bdi_start_background_writeback() take bdi_writeback instead of backing_dev_info
bdi_start_background_writeback() currently takes @bdi and kicks the
root wb (bdi_writeback). In preparation for cgroup writeback support,
make it take wb instead.
This patch doesn't make any functional difference.
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')
| -rw-r--r-- | mm/page-writeback.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index e3b5c1dddf1d..70cf98dc3423 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -1456,7 +1456,7 @@ static void balance_dirty_pages(struct address_space *mapping, } if (unlikely(!writeback_in_progress(wb))) - bdi_start_background_writeback(bdi); + wb_start_background_writeback(wb); if (!strictlimit) wb_dirty_limits(wb, dirty_thresh, background_thresh, @@ -1588,7 +1588,7 @@ pause: return; if (nr_reclaimable > background_thresh) - bdi_start_background_writeback(bdi); + wb_start_background_writeback(wb); } static DEFINE_PER_CPU(int, bdp_ratelimits); |