From: Peter Zijlstra <peterz@infradead.org>
To: Waiman Long <llong@redhat.com>
Cc: Ingo Molnar <mingo@redhat.com>, Will Deacon <will.deacon@arm.com>,
Boqun Feng <boqun.feng@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] locking/semaphore: Use wake_q to wake up processes outside lock critical section
Date: Wed, 22 Jan 2025 19:16:59 +0100 [thread overview]
Message-ID: <20250122181659.GB34562@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <414a685b-5a30-4792-b01d-35e8099d965b@redhat.com>
On Wed, Jan 22, 2025 at 09:51:04AM -0500, Waiman Long wrote:
> Anyway, do you think this patch is worth taking? There are may be other
> cases like this that are hiding somewhere and showing up from time to time.
No objection to the patch, we've been moving wakeup out from under the
lock locks for a while now. It just needs a new rationale, since the
changelog is a bit iffy as-is.
next prev parent reply other threads:[~2025-01-22 18:17 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-22 1:13 Waiman Long
2025-01-22 10:39 ` Peter Zijlstra
2025-01-22 14:55 ` Waiman Long
[not found] ` <414a685b-5a30-4792-b01d-35e8099d965b@redhat.com>
2025-01-22 18:16 ` Peter Zijlstra [this message]
2025-01-22 18:23 ` Waiman Long
-- strict thread matches above, loose matches on Subject: below --
2022-01-18 15:32 Waiman Long
2022-02-10 2:07 ` Waiman Long
2022-02-10 10:19 ` Peter Zijlstra
2022-02-10 17:04 ` Waiman Long
2022-02-11 10:51 ` Peter Zijlstra
2022-02-11 15:08 ` Waiman Long
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