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From: Jens Axboe <axboe@kernel.dk>
To: Christoph Hellwig <hch@lst.de>, Keith Busch <kbusch@meta.com>
Cc: linux-block@vger.kernel.org, Keith Busch <kbusch@kernel.org>
Subject: Re: [PATCH] block: enable passthrough command statistics
Date: Thu, 3 Oct 2024 07:20:18 -0600	[thread overview]
Message-ID: <bdf5f4c8-e943-44bc-b9cb-9dd8e726d5cd@kernel.dk> (raw)
In-Reply-To: <20241003130053.GE17031@lst.de>

On 10/3/24 7:00 AM, Christoph Hellwig wrote:
> On Wed, Oct 02, 2024 at 02:07:44PM -0700, Keith Busch wrote:
>> +		accounting of the disk. Set to 0 to disable all stats. Set to 1
>> +		to enable block IO stats. Set to 2 to enable passthrough stats
>> +		in addition to block IO.
> 
> Jens' reply suggest he likes this interface, but I have to say I
> already hated it with a passion for the merges - overloading a
> previously boolean file with a numberic value is not exactly an
> intuitive interface.  Is a new sysfs file for this really a problem?

We can do a new file as well, like iostats_passthrough. Don't really
feel strongly about that part.

-- 
Jens Axboe

      reply	other threads:[~2024-10-03 13:20 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-02 21:07 [PATCH] block: enable passthrough command statistics Keith Busch
2024-10-03  1:30 ` Jens Axboe
2024-10-03 13:00 ` Christoph Hellwig
2024-10-03 13:20   ` Jens Axboe [this message]

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