From: Chengming Zhou <chengming.zhou@linux.dev>
To: Christoph Hellwig <hch@lst.de>
Cc: axboe@kernel.dk, tj@kernel.org, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, zhouchengming@bytedance.com,
ming.lei@redhat.com
Subject: Re: [PATCH v3 2/3] blk-mq: ktime_get_ns() only once for batched requests init
Date: Thu, 29 Jun 2023 14:44:33 +0800 [thread overview]
Message-ID: <585417dc-674d-5efc-c1dd-417ba9092228@linux.dev> (raw)
In-Reply-To: <20230629053001.GE16819@lst.de>
On 2023/6/29 13:30, Christoph Hellwig wrote:
> Can we just stash the start time into blk_mq_alloc_data instead of
> passing down yet another parameter?
>
Yes, it's much better.
Thanks.
next prev parent reply other threads:[~2023-06-29 6:46 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-28 12:45 [PATCH v3 0/3] blk-mq: fix start_time_ns and alloc_time_ns for pre-allocated rq chengming.zhou
2023-06-28 12:45 ` [PATCH v3 1/3] blk-mq: always use __blk_mq_alloc_requests() to alloc and init rq chengming.zhou
2023-06-29 5:28 ` Christoph Hellwig
2023-06-29 7:40 ` Chengming Zhou
2023-07-10 7:36 ` Christoph Hellwig
2023-07-10 11:07 ` Chengming Zhou
2023-06-28 12:45 ` [PATCH v3 2/3] blk-mq: ktime_get_ns() only once for batched requests init chengming.zhou
2023-06-29 5:30 ` Christoph Hellwig
2023-06-29 6:44 ` Chengming Zhou [this message]
2023-06-28 12:45 ` [PATCH v3 3/3] blk-mq: fix start_time_ns and alloc_time_ns for pre-allocated rq chengming.zhou
[not found] ` <1bf88665-f779-7d45-1d5f-1af05aeb0882@web.de>
2023-06-29 4:58 ` Christoph Hellwig
2023-06-29 5:32 ` Christoph Hellwig
2023-06-29 6:42 ` Chengming Zhou
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