Re: [PATCH liburing] rem_buf/test: inital testing for OP_REMOVE_BUFFERS

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On 12/8/20 3:59 PM, Pavel Begunkov wrote:
> 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 <asml.silence@xxxxxxxxx>
>>> ---
>>>
>>> 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

Right, of course...

> Either can split this test

Nah, that's fine. I'll get it applied, thanks.

-- 
Jens Axboe




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