blk-mq: adjust debugfs and sysfs register when updating nr_hw_queues

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blk-mq debugfs and sysfs entries need to be removed before updating
queue map, otherwise, we get get wrong result there. This patch fixes
it and remove the redundant debugfs and sysfs register/unregister
operations during __blk_mq_update_nr_hw_queues.

Signed-off-by: Jianchao Wang <jianchao.w.wang@oracle.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Jianchao Wang 2018-10-12 18:07:25 +08:00 • committed by Jens Axboe

parent 2d29c9f89f

commit 477e19dedc

1 changed files with 12 additions and 27 deletions

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block/blk-mq.c

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