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From: Peter Zijlstra <peterz@infradead.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: keescook@chromium.org, gregkh@linuxfoundation.org,
	pbonzini@redhat.com, linux-kernel@vger.kernel.org,
	ojeda@kernel.org, ndesaulniers@google.com, mingo@redhat.com,
	will@kernel.org, longman@redhat.com, boqun.feng@gmail.com,
	juri.lelli@redhat.com, vincent.guittot@linaro.org,
	dietmar.eggemann@arm.com, rostedt@goodmis.org,
	bsegall@google.com, mgorman@suse.de, bristot@redhat.com,
	vschneid@redhat.com, paulmck@kernel.org, frederic@kernel.org,
	quic_neeraju@quicinc.com, joel@joelfernandes.org,
	josh@joshtriplett.org, mathieu.desnoyers@efficios.com,
	jiangshanlai@gmail.com, rcu@vger.kernel.org, tj@kernel.org,
	tglx@linutronix.de, linux-toolchains@vger.kernel.org
Subject: Re: [PATCH v2 0/2] Lock and Pointer guards
Date: Tue, 6 Jun 2023 15:40:05 +0200	[thread overview]
Message-ID: <20230606134005.GE905437@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <CAHk-=wi-RyoUhbChiVaJZoZXheAwnJ7OO=Gxe85BkPAd93TwDA@mail.gmail.com>

On Tue, Jun 06, 2023 at 06:17:33AM -0700, Linus Torvalds wrote:

> That said, I still don't understand why you lke the name "guard" for
> this.  I understand not liking "auto", but "guard" doesn't seem any
> better. In fact, much worse. Guarded expressions means something
> completely different both in real life and in computer science.
> 
> I'm assuming there's some history there, but it makes no sense to me
> as a name here.

I know the name from C++ where it is std::lock_guard<> (well, back when
I still did C++ it wasn't std, but whatever), and Rust seems to have
std::sync::MutexGuard<>.

But if that's the sole objection left, lets have a bike-shed party and
pick a colour :-)

'shield' 'sentry' 'sentinel' 'keeper' 'custodian' 'warden' ?

  reply	other threads:[~2023-06-06 13:40 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-26 20:52 [PATCH v2 0/2] Lock and Pointer guards Peter Zijlstra
2023-05-26 20:52 ` [PATCH v2 1/2] locking: Introduce __cleanup__ based guards Peter Zijlstra
2023-05-26 21:24   ` Peter Zijlstra
2023-05-26 21:54     ` Linus Torvalds
2023-05-27  8:57       ` Peter Zijlstra
2023-05-26 20:52 ` [PATCH v2 2/2] sched: Use fancy new guards Peter Zijlstra
2023-05-27 17:21 ` [PATCH v2 0/2] Lock and Pointer guards Mathieu Desnoyers
2023-05-27 19:18 ` Linus Torvalds
2023-05-29 12:09   ` Paolo Bonzini
2023-05-29 19:04     ` Linus Torvalds
2023-05-29 21:27       ` Ian Lance Taylor
2023-05-30  0:06         ` Linus Torvalds
2023-05-30  9:23   ` Peter Zijlstra
2023-05-30  9:34     ` Peter Zijlstra
2023-05-30 13:58     ` Valentin Schneider
2023-06-06  9:42     ` Peter Zijlstra
2023-06-06 13:17       ` Linus Torvalds
2023-06-06 13:40         ` Peter Zijlstra [this message]
2023-06-06 14:50           ` Linus Torvalds
2023-06-06 16:06             ` Kees Cook
2023-06-06 18:08             ` Peter Zijlstra
2023-06-06 23:22               ` Linus Torvalds
2023-06-07  9:41                 ` Peter Zijlstra
2023-06-08  8:52                   ` Peter Zijlstra
2023-06-08  9:04                     ` Greg KH
2023-06-08 15:45                     ` Linus Torvalds
2023-06-08 16:47                       ` Kees Cook
2023-06-08 16:59                         ` Linus Torvalds
2023-06-08 17:20                         ` Nick Desaulniers
2023-06-08 18:51                           ` Peter Zijlstra
2023-06-08 20:14                             ` Nick Desaulniers
2023-06-09 10:20                               ` Paolo Bonzini
2023-06-08 20:06                       ` Peter Zijlstra
2023-06-09  2:25                         ` Linus Torvalds
2023-06-09  8:14                           ` Peter Zijlstra
2023-06-09 21:18                           ` Kees Cook
2023-06-09  8:27                       ` Rasmus Villemoes
2023-06-06 15:31       ` Kees Cook
2023-06-06 15:45         ` Linus Torvalds
2023-06-06 16:08           ` Kees Cook
2023-06-08 16:25           ` David Laight
2023-05-30  9:26   ` Peter Zijlstra

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