From: Jens Axboe <axboe@kernel.dk>
To: Christoph Hellwig <hch@lst.de>, Enzo Matsumiya <ematsumiya@suse.de>
Cc: linux-nvme@lists.infradead.org, Keith Busch <kbusch@kernel.org>,
Jens Axboe <axboe@fb.com>, Sagi Grimberg <sagi@grimberg.me>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] nvme-pci: trigger disk activity LED
Date: Mon, 28 Feb 2022 06:58:59 -0700 [thread overview]
Message-ID: <36cfd242-6bb0-0af6-0faf-946c79baa378@kernel.dk> (raw)
In-Reply-To: <20220228092215.GA8549@lst.de>
On 2/28/22 2:22 AM, Christoph Hellwig wrote:
> I don't think we should add code to the absolutel fast path for
> blinkenlights.
Agree. It'd be a lot better to put the cost on the led trigger
side, and not need anything in the fast path for block devices.
Monitor disk stats, or something like that.
--
Jens Axboe
next prev parent reply other threads:[~2022-02-28 13:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-27 23:42 [PATCH] nvme-pci: trigger disk activity LED Enzo Matsumiya
2022-02-28 9:22 ` Christoph Hellwig
2022-02-28 13:58 ` Jens Axboe [this message]
2022-03-01 3:30 ` Enzo Matsumiya
2022-03-01 3:36 ` Jens Axboe
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