From: Victor Stewart <v@nametag.social>
To: Jens Axboe <axboe@kernel.dk>
Cc: Pavel Begunkov <asml.silence@gmail.com>,
io-uring <io-uring@vger.kernel.org>
Subject: Re: io_uring_prep_timeout_update on linked timeouts
Date: Tue, 31 Aug 2021 12:36:50 +0100 [thread overview]
Message-ID: <CAM1kxwgKJYUN=-CGT02oK+gxk_u60DchEAykoSYLbHRXfOz0Yg@mail.gmail.com> (raw)
In-Reply-To: <66bf3640-a396-28cf-0b0d-8f3a9622ce2b@kernel.dk>
> > _Not tested_, but something like below should do. will get it
> > done properly later, but even better if we already have a test
> > case. Victor?
sorry been traveling! i can extract out a simple test today...
> FWIW, I wrote a simple test case for it, and it seemed to work fine.
> Nothing fancy, just a piped read that would never finish with a linked
> timeout (1s), submit, then submit a ltimeout update that changes it to
> 2s instead. Test runs and update completes first with res == 0 as
> expected, and 2s later the ltimeout completes with -EALREADY (because
> the piped read went async) and the piped read gets canceled.
...unless?
next prev parent reply other threads:[~2021-08-31 11:37 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-24 22:43 io_uring_prep_timeout_update on linked timeouts Victor Stewart
2021-08-25 1:27 ` Victor Stewart
2021-08-27 1:40 ` Victor Stewart
2021-08-28 3:22 ` Jens Axboe
2021-08-28 13:39 ` Pavel Begunkov
2021-08-28 13:43 ` Jens Axboe
2021-08-28 21:38 ` Pavel Begunkov
2021-08-29 2:40 ` Jens Axboe
2021-08-31 11:36 ` Victor Stewart [this message]
2021-08-31 16:09 ` Pavel Begunkov
2021-08-31 16:07 ` Pavel Begunkov
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