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| author | Jan Kara <jack@suse.cz> | 2017-02-02 15:56:50 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-02-02 08:20:48 -0700 |
| commit | dc3b17cc8bf21307c7e076e7c778d5db756f7871 (patch) | |
| tree | 63a1e6c9b6c70579e9cdabf60147484c0b2f0add /mm/page-writeback.c | |
| parent | f44f1ab5a2dcd4e16eab850fd08e40ff2d0c28d4 (diff) | |
| download | linux-dc3b17cc8bf21307c7e076e7c778d5db756f7871.tar.gz linux-dc3b17cc8bf21307c7e076e7c778d5db756f7871.tar.bz2 linux-dc3b17cc8bf21307c7e076e7c778d5db756f7871.zip | |
block: Use pointer to backing_dev_info from request_queue
We will want to have struct backing_dev_info allocated separately from
struct request_queue. As the first step add pointer to backing_dev_info
to request_queue and convert all users touching it. No functional
changes in this patch.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: 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.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 290e8b7d3181..216449825859 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -1988,11 +1988,11 @@ void laptop_mode_timer_fn(unsigned long data) * We want to write everything out, not just down to the dirty * threshold */ - if (!bdi_has_dirty_io(&q->backing_dev_info)) + if (!bdi_has_dirty_io(q->backing_dev_info)) return; rcu_read_lock(); - list_for_each_entry_rcu(wb, &q->backing_dev_info.wb_list, bdi_node) + list_for_each_entry_rcu(wb, &q->backing_dev_info->wb_list, bdi_node) if (wb_has_dirty_io(wb)) wb_start_writeback(wb, nr_pages, true, WB_REASON_LAPTOP_TIMER); |