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| From | Linus Torvalds <torvalds@linux-foundation.org> |
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/5] locking/mutex: Relax to atomic/release semantics |
| Date | Sun, 20 Sep 2015 20:30:01 +0200 |
| Message-ID | <qaRx7-7Lc-9@gated-at.bofh.it> (permalink) |
| References | <qaJSW-5lZ-5@gated-at.bofh.it> <qaJSW-5lZ-15@gated-at.bofh.it> |
| X-Original-To | Davidlohr Bueso <dave@stgolabs.net> |
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| X-Original-Cc | Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@kernel.org>, Thomas Gleixner <tglx@linutronix.de>, Andrew Morton <akpm@linux-foundation.org>, Will Deacon <will.deacon@arm.com>, "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Davidlohr Bueso <dbueso@suse.de> |
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| Xref | csiph.com linux.kernel:1228934 |
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On Sun, Sep 20, 2015 at 3:11 AM, Davidlohr Bueso <dave@stgolabs.net> wrote:
> ... by using acquire semantics where appropriate As such, weakly
> ordered archs can benefit from more relaxed use of barriers when
> issuing atomics.
Subject line is wrong. I'm assuming it should be acquire/release
rather than atomic/release.
Linus
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[PATCH 0/5] locking: Adopt relaxed barrier semantics Davidlohr Bueso <dave@stgolabs.net> - 2015-09-20 12:20 +0200
[PATCH 2/5] locking/mutex: Relax to atomic/release semantics Davidlohr Bueso <dave@stgolabs.net> - 2015-09-20 12:20 +0200
Re: [PATCH 2/5] locking/mutex: Relax to atomic/release semantics Linus Torvalds <torvalds@linux-foundation.org> - 2015-09-20 20:30 +0200
Re: [PATCH 2/5] locking/mutex: Relax to atomic/release semantics Davidlohr Bueso <dave@stgolabs.net> - 2015-09-20 20:50 +0200
[PATCH 5/5] locking/mcs: Relax to atomic/release semantics Davidlohr Bueso <dave@stgolabs.net> - 2015-09-20 12:20 +0200
Re: [PATCH 5/5] locking/mcs: Relax to atomic/release semantics Linus Torvalds <torvalds@linux-foundation.org> - 2015-09-20 20:30 +0200
[PATCH 1/5] asm-generic: Add _{relaxed|acquire|release}() variants for inc/dec atomics Davidlohr Bueso <dave@stgolabs.net> - 2015-09-20 12:20 +0200
[PATCH 3/5] locking/rtmutex: Relax to acquire/release semantics Davidlohr Bueso <dave@stgolabs.net> - 2015-09-20 12:20 +0200
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