From: "Emilio G. Cota" <cota@braap.org>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-devel@nongnu.org, alex.bennee@linaro.org
Subject: Re: [Qemu-devel] [PATCH 0/5] More thread sanitizer fixes and atomic.h improvements
Date: Wed, 12 Oct 2016 18:45:10 -0400 [thread overview]
Message-ID: <20161012224510.GA3308@flamenco> (raw)
In-Reply-To: <1476107947-31430-1-git-send-email-pbonzini@redhat.com>
On Mon, Oct 10, 2016 at 15:59:02 +0200, Paolo Bonzini wrote:
> See each patch. My attempt at fixing whatever I did when I obviously
> didn't know enough^W about the C11 memory model, and at setting a
> better example for future generations...
Just for context. Building on this patchset, is it now time to
phase out smp_(rw)mb in favour or C11's acq/rel, as you laid
out in your KVM Forum talk [*]?
What is the plan with smp_mb_(sg)et? It's not clear to me from
the slides, but given patch 5 I don't see a reason to keep them.
Thanks,
Emilio
[*] http://events.linuxfoundation.org/sites/events/files/slides/kvmforum16-atomic2.pdf
next prev parent reply other threads:[~2016-10-12 22:45 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-10 13:59 [Qemu-devel] [PATCH 0/5] More thread sanitizer fixes and atomic.h improvements Paolo Bonzini
2016-10-10 13:59 ` [Qemu-devel] [PATCH 1/5] atomic: introduce smp_mb_acquire and smp_mb_release Paolo Bonzini
2016-10-10 15:29 ` Eric Blake
2016-10-10 16:38 ` Paolo Bonzini
2016-10-10 13:59 ` [Qemu-devel] [PATCH 2/5] cpus: use atomic_read to read seqlock-protected variables Paolo Bonzini
2016-10-12 8:44 ` Alex Bennée
2016-10-13 19:20 ` Emilio G. Cota
2016-10-13 20:45 ` Paolo Bonzini
2016-10-10 13:59 ` [Qemu-devel] [PATCH 3/5] qemu-thread: use acquire/release to clarify semantics of QemuEvent Paolo Bonzini
2016-10-12 9:21 ` Alex Bennée
2016-10-12 9:31 ` Paolo Bonzini
2016-10-10 13:59 ` [Qemu-devel] [PATCH 4/5] rcu: simplify memory barriers Paolo Bonzini
2016-10-10 13:59 ` [Qemu-devel] [PATCH 5/5] atomic: base mb_read/mb_set on load-acquire and store-release Paolo Bonzini
2016-10-12 9:28 ` Alex Bennée
2016-10-12 9:30 ` Paolo Bonzini
2016-10-20 18:36 ` Pranith Kumar
2016-10-10 16:53 ` [Qemu-devel] [PATCH 0/5] More thread sanitizer fixes and atomic.h improvements no-reply
2016-10-11 19:21 ` no-reply
2016-10-12 11:32 ` Alex Bennée
2016-10-12 11:34 ` Paolo Bonzini
2016-10-12 22:45 ` Emilio G. Cota [this message]
2016-10-13 7:39 ` Paolo Bonzini
2016-10-13 19:29 ` Emilio G. Cota
2016-10-14 9:55 ` Paolo Bonzini
2016-10-21 17:38 ` Alex Bennée
2016-10-22 9:10 ` Paolo Bonzini
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