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block: pass in queue to inflight accounting

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No functional change in this patch, just in preparation for
basing the inflight mechanism on the queue in question.

Reviewed-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe
2017-06-30 21:55:08 -06:00
parent 7f5562d5ec
commit d62e26b3ff
13 changed files with 64 additions and 49 deletions
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6
drivers/md/dm.c
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@@ -520,7 +520,7 @@ static void start_io_acct(struct dm_io *io)
io->start_time = jiffies;
cpu = part_stat_lock();
part_round_stats(cpu, &dm_disk(md)->part0);
part_round_stats(md->queue, cpu, &dm_disk(md)->part0);
part_stat_unlock();
atomic_set(&dm_disk(md)->part0.in_flight[rw],
atomic_inc_return(&md->pending[rw]));
@@ -539,7 +539,7 @@ static void end_io_acct(struct dm_io *io)
int pending;
int rw = bio_data_dir(bio);
generic_end_io_acct(rw, &dm_disk(md)->part0, io->start_time);
generic_end_io_acct(md->queue, rw, &dm_disk(md)->part0, io->start_time);
if (unlikely(dm_stats_used(&md->stats)))
dm_stats_account_io(&md->stats, bio_data_dir(bio),
@@ -1542,7 +1542,7 @@ static blk_qc_t dm_make_request(struct request_queue *q, struct bio *bio)
map = dm_get_live_table(md, &srcu_idx);
generic_start_io_acct(rw, bio_sectors(bio), &dm_disk(md)->part0);
generic_start_io_acct(q, rw, bio_sectors(bio), &dm_disk(md)->part0);
/* if we're suspended, we have to queue this io for later */
if (unlikely(test_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags))) {