Re: [PATCH] block: Fix a race between tag iteration and hardware queue changes

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Subject: Re: [PATCH] block: Fix a race between tag iteration and hardware queue changes
From: Bart Van Assche <bvanassche@xxxxxxx>
Date: Tue, 2 Apr 2019 18:05:20 -0700
Cc: Jens Axboe <axboe@xxxxxxxxx>, linux-block@xxxxxxxxxxxxxxx, Christoph Hellwig <hch@xxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Hannes Reinecke <hare@xxxxxxxx>, James Smart <james.smart@xxxxxxxxxxxx>, Ming Lei <ming.lei@xxxxxxxxxx>, Keith Busch <keith.busch@xxxxxxxxx>, stable@xxxxxxxxxxxxxxx
In-reply-to: <3f83312b-7896-54d9-1a7b-a3abacc04e46@oracle.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.0

On 4/2/19 6:02 PM, Dongli Zhang wrote:

I used to see the removal of above in one of Jianchao's patchset.

https://lore.kernel.org/patchwork/patch/1051047/

Thanks for the feedback. But it seems like the q->mq_freeze_depth testis missing from Jianchao's patch ...


Bart.

References:
- [PATCH] block: Fix a race between tag iteration and hardware queue changes
  - From: Bart Van Assche
- Re: [PATCH] block: Fix a race between tag iteration and hardware queue changes
  - From: Dongli Zhang

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