linux-kernel - Re: [PATCH 1/1] io_uring: fix delayed mm check

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Message-ID: <5542bd3a-3701-f02a-7015-4c0f4e13cec7@gmail.com>
Date:   Thu, 6 Feb 2020 22:59:15 +0300
From:   Pavel Begunkov <asml.silence@...il.com>
To:     Jens Axboe <axboe@...nel.dk>, io-uring@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] io_uring: fix delayed mm check

On 06/02/2020 22:52, Jens Axboe wrote:
> On 2/6/20 11:16 AM, Pavel Begunkov wrote:
>> Fail fast if can't grab mm, so past that requests always have an mm
>> when required. This fixes not checking mm fault for
>> IORING_OP_{READ,WRITE}, as well allows to remove req->has_user
>> altogether.
> 
> Looks fine, except that first hunk that I can just delete.
> 
Oops, missed it. Thanks

-- 
Pavel Begunkov



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