From: Jens Axboe <axboe@kernel.dk>
To: Pavel Begunkov <asml.silence@gmail.com>, io-uring@vger.kernel.org
Subject: Re: [PATCH liburing] rem_buf/test: inital testing for OP_REMOVE_BUFFERS
Date: Tue, 8 Dec 2020 15:42:40 -0700 [thread overview]
Message-ID: <08387f60-d2fe-1396-aa15-ae9b759efa57@kernel.dk> (raw)
In-Reply-To: <0de486be33eba2da333ac83efb33a7349344551e.1607464425.git.asml.silence@gmail.com>
On 12/8/20 2:57 PM, Pavel Begunkov wrote:
> Basic testing for IORING_OP_REMOVE_BUFFERS. test_rem_buf(IOSQE_ASYNC)
> should check that it's doing locking right when punted async.
>
> Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
> ---
>
> NOTICE:
> test_rem_buf(IOSQE_ASYNC) hangs with 5.10
> because of double io_ring_submit_lock(). One of the iopoll patches
> for 5.11 fixes that.
Let's get just that into 5.10, and then we can fix up 5.11 around that.
--
Jens Axboe
next prev parent reply other threads:[~2020-12-08 22:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-08 21:57 [PATCH liburing] rem_buf/test: inital testing for OP_REMOVE_BUFFERS Pavel Begunkov
2020-12-08 22:42 ` Jens Axboe [this message]
2020-12-08 22:59 ` Pavel Begunkov
2020-12-09 0:24 ` Jens Axboe
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