From: Peter Zijlstra <peterz@infradead.org>
To: "Pavel Begunkov (Silence)" <asml.silence@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>, Ingo Molnar <mingo@redhat.com>,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/2] sched/wait: Add wait_threshold
Date: Mon, 23 Sep 2019 09:19:32 +0200 [thread overview]
Message-ID: <20190923071932.GD2349@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <d99ce2f7c98d4408aea50f515bbb6b89bc7850e8.1569139018.git.asml.silence@gmail.com>
On Sun, Sep 22, 2019 at 11:08:50AM +0300, Pavel Begunkov (Silence) wrote:
> From: Pavel Begunkov <asml.silence@gmail.com>
>
> Add wait_threshold -- a custom wait_event derivative, that waits until
> a value is equal to or greater than the specified threshold.
This is quite insufficient justification for this monster... what exact
semantics do you want?
Why can't you do this exact same with a slightly more complicated @cond
?
next prev parent reply other threads:[~2019-09-23 7:19 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-22 8:08 [PATCH v2 0/2] Optimise io_uring completion waiting Pavel Begunkov (Silence)
2019-09-22 8:08 ` [PATCH v2 1/2] sched/wait: Add wait_threshold Pavel Begunkov (Silence)
2019-09-23 7:19 ` Peter Zijlstra [this message]
2019-09-23 16:37 ` Pavel Begunkov
2019-09-23 19:27 ` Peter Zijlstra
2019-09-23 20:23 ` Peter Zijlstra
2019-09-24 6:44 ` Pavel Begunkov
2019-09-22 8:08 ` [PATCH v2 2/2] io_uring: Optimise cq waiting with wait_threshold Pavel Begunkov (Silence)
2019-09-22 15:51 ` [PATCH v2 0/2] Optimise io_uring completion waiting Jens Axboe
2019-09-23 8:35 ` Ingo Molnar
2019-09-23 16:21 ` Pavel Begunkov
2019-09-23 16:32 ` Pavel Begunkov
2019-09-23 20:48 ` Jens Axboe
2019-09-23 23:00 ` Jens Axboe
2019-09-24 7:06 ` Pavel Begunkov
2019-09-24 8:02 ` Jens Axboe
2019-09-24 8:27 ` Jens Axboe
2019-09-24 8:36 ` Jens Axboe
2019-09-24 9:33 ` Pavel Begunkov
2019-09-24 10:11 ` Jens Axboe
2019-09-24 9:49 ` Peter Zijlstra
2019-09-24 10:13 ` Jens Axboe
2019-09-24 10:34 ` Jens Axboe
2019-09-24 11:11 ` Pavel Begunkov
2019-09-24 11:15 ` Jens Axboe
2019-09-24 11:23 ` Pavel Begunkov
2019-09-24 13:13 ` Jens Axboe
2019-09-24 17:33 ` Pavel Begunkov
2019-09-24 17:46 ` Jens Axboe
2019-09-24 18:28 ` Pavel Begunkov
2019-09-24 19:32 ` Jens Axboe
2019-09-24 11:43 ` Peter Zijlstra
2019-09-24 12:57 ` Jens Axboe
2019-09-24 11:33 ` Peter Zijlstra
2019-09-24 9:20 ` Pavel Begunkov
2019-09-24 10:09 ` Jens Axboe
2019-09-24 9:21 ` Pavel Begunkov
2019-09-24 10:09 ` Jens Axboe
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