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SubjectRe: [PATCH v5 0/2] cancel all throttled bios in del_gendisk()
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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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