From: Pavel Begunkov <[email protected]>
To: Jens Axboe <[email protected]>, [email protected]
Subject: Re: [PATCH liburing] rem_buf/test: inital testing for OP_REMOVE_BUFFERS
Date: Tue, 8 Dec 2020 22:59:31 +0000 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On 08/12/2020 22:42, Jens Axboe wrote:
> 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 <[email protected]>
>> ---
>>
>> 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.
If you mean get that kernel patch, then it's the one I commented on
yesterday.
[2/5] io_uring: fix racy IOPOLL completion
Either can split this test
--
Pavel Begunkov
next prev parent reply other threads:[~2020-12-08 23:04 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
2020-12-08 22:59 ` Pavel Begunkov [this message]
2020-12-09 0:24 ` Jens Axboe
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