linux-kernel - Re: [PATCH] block: make the io

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Message-ID: <658ba1d9-45b3-db85-250d-7a1a9328e9ff@kernel.dk>
Date:   Tue, 17 Dec 2019 18:28:03 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Wen Yang <wenyang@...ux.alibaba.com>
Cc:     Joseph Qi <joseph.qi@...ux.alibaba.com>, xlpang@...ux.alibaba.com,
        Mikulas Patocka <mpatocka@...hat.com>,
        Mike Snitzer <snitzer@...hat.com>, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] block: make the io_ticks counter more accurate

On 12/17/19 7:28 AM, Wen Yang wrote:
> Instead of the jiffies, we should update the io_ticks counter
> with the passed in parameter 'now'.

But they are not the same clock source...

-- 
Jens Axboe