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From: Peter Zijlstra <peterz@infradead.org>
To: Gabriel Krisman Bertazi <krisman@collabora.com>
Cc: "André Almeida" <andrealmeid@collabora.com>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Ingo Molnar" <mingo@redhat.com>,
	"Darren Hart" <dvhart@infradead.org>,
	linux-kernel@vger.kernel.org,
	"Steven Rostedt" <rostedt@goodmis.org>,
	"Sebastian Andrzej Siewior" <bigeasy@linutronix.de>,
	kernel@collabora.com, linux-api@vger.kernel.org,
	libc-alpha@sourceware.org, mtk.manpages@gmail.com,
	"Davidlohr Bueso" <dave@stgolabs.net>,
	"Arnd Bergmann" <arnd@arndb.de>
Subject: Re: [PATCH v3 2/6] futex2: Implement vectorized wait
Date: Thu, 16 Sep 2021 13:20:30 +0200	[thread overview]
Message-ID: <YUMofqnG6zE4BrnR@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <8735q5dutq.fsf@collabora.com>

On Thu, Sep 16, 2021 at 12:10:25AM -0400, Gabriel Krisman Bertazi wrote:

> I find this weird.  I'm not even juts talking about compat, but even on
> native 32-bit. But also, 32 applications on 64, which is a big use
> case for games.

Seriously, people still make 32bit applications today? And for legacy
games, I would think the speed increase of modern CPUs would far offset
this little inefficiency.

  reply	other threads:[~2021-09-16 11:20 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-13 17:52 [PATCH v3 0/6] futex2: Add wait on multiple futexes syscall André Almeida
2021-09-13 17:52 ` [PATCH v3 1/6] futex: Prepare for futex_wait_multiple() André Almeida
2021-09-13 17:52 ` [PATCH v3 2/6] futex2: Implement vectorized wait André Almeida
2021-09-14  1:03   ` Gabriel Krisman Bertazi
2021-09-14 17:18     ` André Almeida
2021-09-16  4:10       ` Gabriel Krisman Bertazi
2021-09-16 11:20         ` Peter Zijlstra [this message]
2021-09-16 11:50           ` Arnd Bergmann
2021-09-16 13:37             ` Steven Rostedt
2021-09-16 16:36             ` Gabriel Krisman Bertazi
2021-09-13 17:52 ` [PATCH v3 3/6] futex2: wire up syscall for x86 André Almeida
2021-09-13 17:52 ` [PATCH v3 4/6] futex2: wire up syscall for ARM André Almeida
2021-09-13 17:52 ` [PATCH v3 5/6] selftests: futex2: Add waitv test André Almeida
2021-09-14  1:11   ` Gabriel Krisman Bertazi
2021-09-13 17:52 ` [PATCH v3 6/6] selftests: futex2: Test futex_waitv timeout André Almeida
2021-09-14  1:05 ` [PATCH v3 0/6] futex2: Add wait on multiple futexes syscall Gabriel Krisman Bertazi
2021-09-14  3:07   ` André Almeida

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