From: Christoph Hellwig <hch@lst.de>
To: Uday Shankar <ushankar@purestorage.com>
Cc: Costa Sapuntzakis <costa@purestorage.com>,
Randy Jennings <randyj@purestorage.com>,
Hannes Reinecke <hare@suse.de>, Sagi Grimberg <sagi@grimberg.me>,
Keith Busch <kbusch@kernel.org>, Christoph Hellwig <hch@lst.de>,
Jens Axboe <axboe@fb.com>,
linux-nvme@lists.infradead.org
Subject: Re: [PATCH v5 2/3] nvme: check IO start time when deciding to defer KA
Date: Thu, 25 May 2023 11:16:28 +0200 [thread overview]
Message-ID: <20230525091628.GB26725@lst.de> (raw)
In-Reply-To: <20230524232218.1584605-3-ushankar@purestorage.com>
On Wed, May 24, 2023 at 05:22:17PM -0600, Uday Shankar wrote:
> + if (ctrl->kas && req->deadline - req->timeout >= ctrl->ka_last_check_time)
Pleae avoid the overly long line.
> @@ -1173,6 +1179,7 @@ static unsigned long nvme_keep_alive_work_period(struct nvme_ctrl *ctrl)
> */
> if (ctrl->ctratt & NVME_CTRL_ATTR_TBKAS)
> delay /= 2;
> +
> return delay;
Spurіous whitespace change.
next prev parent reply other threads:[~2023-05-25 9:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-24 23:22 [PATCH v5 0/3] keepalive bugfixes Uday Shankar
2023-05-24 23:22 ` [PATCH v5 1/3] nvme: double KA polling frequency to avoid KATO with TBKAS on Uday Shankar
2023-05-25 9:15 ` Christoph Hellwig
2023-05-24 23:22 ` [PATCH v5 2/3] nvme: check IO start time when deciding to defer KA Uday Shankar
2023-05-25 9:16 ` Christoph Hellwig [this message]
2023-05-24 23:22 ` [PATCH v5 3/3] nvme: improve handling of long keep alives Uday Shankar
2023-05-25 9:16 ` Christoph Hellwig
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