linux-kernel - Re: [PATCH 0/2] IOSQE

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Message-ID: <d22d253c-48cc-bc77-138e-9922b64f74e2@gmail.com>
Date:   Wed, 22 Jan 2020 23:14:08 +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 0/2] IOSQE_ASYNC patches

On 22/01/2020 23:09, Pavel Begunkov wrote:
> There are 2 problems addressed:
> 1. it never calls *_prep() when going through IOSQE_ASYNC path.
> 2. non-head linked reqs ignore IOSQE_ASYNC.

Those two are intentionally short for quick fix up. I'll prepare something
prettier on top of that a bit later.

> 
> Also, there could be yet another problem, when we bypass io_issue_req()
> and going straight to async.
> 
> Pavel Begunkov (2):
>   io_uring: prep req when do IOSQE_ASYNC
>   io_uring: honor IOSQE_ASYNC for linked reqs
> 
>  fs/io_uring.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 

-- 
Pavel Begunkov



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