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| author |   Bart Van Assche <bart.vanassche@sandisk.com> | 2016-10-28 17:19:37 -0700 |
|---|---|---|
| committer |   Jens Axboe <axboe@fb.com> | 2016-11-02 12:50:19 -0600 |
| commit | fd00144301d64f1742541a3c5e64cd1c51f39c55 (patch) | |
| tree | 51ef593c5beb15b66ba36b3eaac027369441d16f /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | blk-mq: Introduce blk_mq_hctx_stopped() (diff) | |
| download | linux-rng-fd00144301d64f1742541a3c5e64cd1c51f39c55.tar.xz linux-rng-fd00144301d64f1742541a3c5e64cd1c51f39c55.zip | |
blk-mq: Introduce blk_mq_queue_stopped()
The function blk_queue_stopped() allows to test whether or not a
traditional request queue has been stopped. Introduce a helper
function that allows block drivers to query easily whether or not
one or more hardware contexts of a blk-mq queue have been stopped.
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
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