From: Yu Kuai <yukuai1@huaweicloud.com>
To: Jens Axboe <axboe@kernel.dk>, Yu Kuai <yukuai1@huaweicloud.com>,
jack@suse.cz, andriy.shevchenko@linux.intel.com,
qiulaibin@huawei.com
Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
yi.zhang@huawei.com, yangerkun@huawei.com,
"yukuai (C)" <yukuai3@huawei.com>
Subject: Re: [PATCH -next] blk-mq: fix potential io hang by wrong 'wake_batch'
Date: Sat, 10 Jun 2023 10:26:36 +0800 [thread overview]
Message-ID: <a745facb-07de-3118-6fe3-08e68bc1224b@huaweicloud.com> (raw)
In-Reply-To: <6b2fc148-3bf9-83d5-fd5e-242ff51c9c96@kernel.dk>
Hi,
在 2023/06/10 1:41, Jens Axboe 写道:
>>From a quick look, these are the only manipulators of active_queues.
> If we're under the tags lock, why do they still need to be atomics?
>
Yes, 'active_queues' doesn't need to be atomic any more.
Thanks,
Kuai
prev parent reply other threads:[~2023-06-10 2:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-09 8:51 [PATCH -next] blk-mq: fix potential io hang by wrong 'wake_batch' Yu Kuai
2023-06-09 17:41 ` Jens Axboe
2023-06-10 2:26 ` Yu Kuai [this message]
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