From 62ebce16c0ac2ffac44e32f931a2d8f6e749be4c Mon Sep 17 00:00:00 2001 From: Omar Sandoval Date: Tue, 31 Jan 2017 14:53:21 -0800 Subject: [PATCH] blk-mq: move debugfs_remove() of disk dir to blk_release_queue() This needs to happen after we tear down blktrace. Signed-off-by: Omar Sandoval Signed-off-by: Jens Axboe --- block/blk-mq-sysfs.c | 2 +- block/blk-sysfs.c | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c index 308b3f4fc310..295e69670c39 100644 --- a/block/blk-mq-sysfs.c +++ b/block/blk-mq-sysfs.c @@ -254,7 +254,7 @@ static void __blk_mq_unregister_dev(struct device *dev, struct request_queue *q) kobject_put(&hctx->kobj); } - blk_mq_debugfs_unregister(q); + blk_mq_debugfs_unregister_hctxs(q); kobject_uevent(&q->mq_kobj, KOBJ_REMOVE); kobject_del(&q->mq_kobj); diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index 3e204789b8d3..3ce1217778f4 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -824,6 +824,9 @@ static void blk_release_queue(struct kobject *kobj) blk_trace_shutdown(q); + if (q->mq_ops) + blk_mq_debugfs_unregister(q); + if (q->bio_split) bioset_free(q->bio_split);