From: "G. Branden Robinson" <g.branden.robinson@gmail.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: linux-kernel@vger.kernel.org, linux-man@vger.kernel.org,
"Alejandro Colomar" <alx@kernel.org>,
"André Almeida" <andrealmeid@igalia.com>,
"Darren Hart" <dvhart@infradead.org>,
"Davidlohr Bueso" <dave@stgolabs.net>,
"Ingo Molnar" <mingo@redhat.com>,
"Juri Lelli" <juri.lelli@redhat.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Valentin Schneider" <vschneid@redhat.com>,
"Waiman Long" <longman@redhat.com>
Subject: Re: [PATCH 4/4] man/man2/futex.2: Add a pointer to Linux' memory-barrier
Date: Sat, 30 Aug 2025 02:33:45 -0500 [thread overview]
Message-ID: <20250830073345.3imuyvaluskxdjnc@illithid> (raw)
In-Reply-To: <20250829160200.756194-5-bigeasy@linutronix.de>
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Hi Sebastian,
At 2025-08-29T18:02:00+0200, Sebastian Andrzej Siewior wrote:
> diff --git a/man/man2/futex.2 b/man/man2/futex.2
> index 027e91b826bf1..fe4a239c3812c 100644
> --- a/man/man2/futex.2
> +++ b/man/man2/futex.2
> @@ -84,16 +84,14 @@ on the same futex word.
> .\" would be sufficient? Or perhaps for this manual, "serialized" would
> .\" be sufficient, with a footnote regarding "totally ordered" and a
> .\" pointer to the memory-barrier documentation?
> +Please see
> +.IR https://docs.kernel.org/\:next/\:core-api/\:wrappers/\:memory-barriers.html
> +for the definition of atomic operations and memory ordering.
> Thus, the futex word is used to connect the synchronization in user space
> with the implementation of blocking by the kernel.
> Analogously to an atomic
(not a gating/blocking suggestion)
As with my previous comment, you might make the new text a hyperlink.
+See the
+.UR https://docs.kernel.org/\:next/\:core-api/\:wrappers/\:memory-barriers.html
+Linux kernel's guide to atomic operations and memory ordering
+.UE .
Regards,
Branden
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prev parent reply other threads:[~2025-08-30 7:33 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-29 16:01 [PATCH 0/4] sched.7 and small futex.2 updates Sebastian Andrzej Siewior
2025-08-29 16:01 ` [PATCH 1/4] man/man7/sched.7: Update the real-time section Sebastian Andrzej Siewior
2025-09-02 7:24 ` Juri Lelli
2025-09-08 13:59 ` Sebastian Andrzej Siewior
2025-08-29 16:01 ` [PATCH 2/4] man/man7/sched.7: Update the documentation references Sebastian Andrzej Siewior
2025-08-30 7:28 ` G. Branden Robinson
2025-09-08 13:51 ` Sebastian Andrzej Siewior
2025-09-08 14:11 ` G. Branden Robinson
2025-09-08 14:25 ` Sebastian Andrzej Siewior
2025-09-08 14:29 ` G. Branden Robinson
2025-09-08 14:34 ` Sebastian Andrzej Siewior
2025-09-08 15:02 ` G. Branden Robinson
2025-09-08 15:44 ` Sebastian Andrzej Siewior
2025-09-08 16:47 ` G. Branden Robinson
2025-08-29 16:01 ` [PATCH 3/4] man/man2/futex.2: Recycle two gmane URLs Sebastian Andrzej Siewior
2025-08-29 16:43 ` Carlos O'Donell
2025-08-29 17:39 ` Sebastian Andrzej Siewior
2025-08-29 17:54 ` Carlos O'Donell
2025-08-31 8:48 ` Alejandro Colomar
2025-08-29 16:02 ` [PATCH 4/4] man/man2/futex.2: Add a pointer to Linux' memory-barrier Sebastian Andrzej Siewior
2025-08-29 17:46 ` Carlos O'Donell
2025-09-08 14:21 ` Sebastian Andrzej Siewior
2025-08-30 7:33 ` G. Branden Robinson [this message]
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