From: Stefan Metzmacher <metze@samba.org>
To: Daurnimator <quae@daurnimator.com>
Cc: "André Almeida" <andrealmeid@collabora.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Ingo Molnar" <mingo@redhat.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Darren Hart" <dvhart@infradead.org>,
linux-kernel@vger.kernel.org,
"Steven Rostedt" <rostedt@goodmis.org>,
"Sebastian Andrzej Siewior" <bigeasy@linutronix.de>,
kernel@collabora.com, krisman@collabora.com,
pgriffais@valvesoftware.com, z.figura12@gmail.com,
joel@joelfernandes.org, malteskarupke@fastmail.fm,
linux-api@vger.kernel.org, "Florian Weimer" <fweimer@redhat.com>,
"GNU C Library" <libc-alpha@sourceware.org>,
linux-kselftest@vger.kernel.org, shuah@kernel.org,
"Arnaldo Carvalho de Melo" <acme@kernel.org>,
corbet@lwn.net, io-uring <io-uring@vger.kernel.org>
Subject: Re: [RFC PATCH v2 00/13] Add futex2 syscall
Date: Mon, 8 Mar 2021 12:52:14 +0100 [thread overview]
Message-ID: <c565f06d-8987-2117-589a-0c78ff6b4d47@samba.org> (raw)
In-Reply-To: <CAEnbY+e0=4B4SwgspdhYePg7gdMdKj=Xgu=8k0zVKX-SKfy24A@mail.gmail.com>
Am 07.03.21 um 12:56 schrieb Daurnimator:
> On Sun, 7 Mar 2021 at 22:35, Stefan Metzmacher <metze@samba.org> wrote:
>> Instead of having a blocked futex_waitv() waiting on an fd (maybe a generic eventfd() or a new futex2fd())
>> would be a better interface?
>
> Like bring back FUTEX_FD? (which was removed back in 2.6.25)
Ah, ok, yes something like that.
But as that was removed because of races, but might not be a good idea to bring it back.
metze
next prev parent reply other threads:[~2021-03-08 11:53 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-04 0:42 [RFC PATCH v2 00/13] Add futex2 syscall André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 01/13] futex2: Implement wait and wake functions André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 02/13] futex2: Add support for shared futexes André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 03/13] futex2: Implement vectorized wait André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 04/13] futex2: Implement requeue operation André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 05/13] futex2: Add compatibility entry point for x86_x32 ABI André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 06/13] docs: locking: futex2: Add documentation André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 07/13] selftests: futex2: Add wake/wait test André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 08/13] selftests: futex2: Add timeout test André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 09/13] selftests: futex2: Add wouldblock test André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 10/13] selftests: futex2: Add waitv test André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 11/13] selftests: futex2: Add requeue test André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 12/13] perf bench: Add futex2 benchmark tests André Almeida
2021-03-04 0:42 ` [RFC PATCH v2 13/13] kernel: Enable waitpid() for futex2 André Almeida
2021-03-04 5:44 ` [RFC PATCH v2 00/13] Add futex2 syscall Peter Oskolkov
2021-03-04 18:58 ` André Almeida
2021-03-05 20:03 ` Peter Oskolkov
2021-03-05 20:08 ` Peter Oskolkov
2021-03-04 15:01 ` Theodore Ts'o
2021-03-04 19:15 ` André Almeida
2021-03-07 11:34 ` Stefan Metzmacher
2021-03-07 11:56 ` Daurnimator
2021-03-08 11:52 ` Stefan Metzmacher [this message]
2021-03-08 11:11 ` David Laight
2021-03-08 11:55 ` Stefan Metzmacher
2021-03-08 16:18 ` Zebediah Figura
2021-03-08 17:33 ` David Laight
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