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From: Jens Axboe <[email protected]>
To: Pavel Begunkov <[email protected]>, [email protected]
Subject: Re: [PATCH v3 0/3] next work propagation
Date: Tue, 3 Mar 2020 14:40:59 -0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 3/3/20 11:33 AM, Pavel Begunkov wrote:
> The next propagation bits are done similarly as it was before, but
> - nxt stealing is now at top-level, but not hidden in handlers
> - ensure there is no with REQ_F_DONT_STEAL_NEXT
> 
> v2:
> - fix race cond in io_put_req_submission()
> - don't REQ_F_DONT_STEAL_NEXT for sync poll_add
> 
> v3: [patch 3/3] only
> - drop DONT_STEAL approach, and just check for refcount==1
> 
> Pavel Begunkov (3):
>   io_uring: make submission ref putting consistent
>   io_uring: remove @nxt from handlers
>   io_uring: get next work with submission ref drop
> 
>  fs/io_uring.c | 307 +++++++++++++++++++++++---------------------------
>  1 file changed, 140 insertions(+), 167 deletions(-)

Applied, thanks.

-- 
Jens Axboe


      parent reply	other threads:[~2020-03-03 21:41 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-03 18:33 [PATCH v3 0/3] next work propagation Pavel Begunkov
2020-03-03 18:33 ` [PATCH v3 1/3] io_uring: make submission ref putting consistent Pavel Begunkov
2020-03-03 18:33 ` [PATCH v3 2/3] io_uring: remove @nxt from handlers Pavel Begunkov
2020-03-03 18:33 ` [PATCH v3 3/3] io_uring: get next work with submission ref drop Pavel Begunkov
2020-03-03 18:52 ` [PATCH v3 0/3] next work propagation Pavel Begunkov
2020-03-03 18:57   ` Jens Axboe
2020-03-03 21:40 ` Jens Axboe [this message]

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