Messages in this thread | | | Subject | Re: [PATCH v5 0/2] cancel all throttled bios in del_gendisk() | From | "yukuai (C)" <> | Date | Sat, 18 Dec 2021 17:09:03 +0800 |
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在 2021/12/10 16:31, Yu Kuai 写道: > If del_gendisk() is done when some io are still throttled, such io > will not be handled until the throttle is done, which is not > necessary. > > Changes in v2: > - move WARN_ON_ONCE() from throtl_rb_first() to it's caller > - merge some patches into one. > > Changes in v3: > - some code optimization in patch 1 > - hold queue lock to cancel bios in patch 2 > > Changes in v4: > - delete rcu_read_lock() and rcu_read_unlock() in patch 2 > > Changes in v5: > - add comment about rcu lock Friendly ping... > > Yu Kuai (2): > blk-throtl: move WARN_ON_ONCE() from throtl_rb_first() to it's caller > block: cancel all throttled bios in del_gendisk() > > block/blk-throttle.c | 75 ++++++++++++++++++++++++++++++++++++++++++-- > block/blk-throttle.h | 2 ++ > block/genhd.c | 2 ++ > 3 files changed, 76 insertions(+), 3 deletions(-) >
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