linux-kernel - Re: [PATCH v4 1/3] block: add ioprio_check

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Message-ID: <20180518160415.GF22791@infradead.org>
Date:   Fri, 18 May 2018 09:04:15 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     adam.manzanares@....com
Cc:     viro@...iv.linux.org.uk, linux-fsdevel@...r.kernel.org,
        axboe@...nel.dk, bcrl@...ck.org, mingo@...nel.org,
        peterz@...radead.org, pombredanne@...b.com,
        gregkh@...uxfoundation.org, bigeasy@...utronix.de,
        rgoldwyn@...e.com, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-aio@...ck.org,
        linux-api@...r.kernel.org
Subject: Re: [PATCH v4 1/3] block: add ioprio_check_cap function

On Thu, May 17, 2018 at 01:38:01PM -0700, adam.manzanares@....com wrote:
> From: Adam Manzanares <adam.manzanares@....com>
> 
> Aio per command iopriority support introduces a second interface between
> userland and the kernel capable of passing iopriority. The aio interface also
> needs the ability to verify that the submitting context has sufficient
> priviledges to submit IOPRIO_RT commands. This patch creates the
> ioprio_check_cap function to be used by the ioprio_set system call and also by
> the aio interface.
> 
> Signed-off-by: Adam Manzanares <adam.manzanares@....com>

Looks fine,

Reviewed-by: Christoph Hellwig <hch@....de>