linux-kernel - Re: [PATCH 0/2] Fix misuse of blk_rq

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Message-ID: <20190614134037.ie7zs4rb4oyesifr@MacBook-Pro-91.local>
Date:   Fri, 14 Jun 2019 09:40:37 -0400
From:   Josef Bacik <josef@...icpanda.com>
To:     "Pavel Begunkov (Silence)" <asml.silence@...il.com>
Cc:     Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, josef@...icpanda.com,
        dennis@...nel.org
Subject: Re: [PATCH 0/2] Fix misuse of blk_rq_stats in blk-iolatency

On Fri, Jun 14, 2019 at 02:44:11PM +0300, Pavel Begunkov (Silence) wrote:
> From: Pavel Begunkov <asml.silence@...il.com>
> 
> There are implicit assumptions about struct blk_rq_stats, which make
> it's very easy to misuse. The first patch fixes consequences, and the
> second employs type-system to prevent recurrences.
> 
> 
> Pavel Begunkov (2):
>   blk-iolatency: Fix zero mean in previous stats
>   blk-stats: Introduce explicit stat staging buffers
> 

I don't have a problem with this, but it's up to Jens I suppose

Acked-by: Josef Bacik <josef@...icpanda.com>

Thanks,

Josef