From: Peter Zijlstra <peterz@infradead.org>
To: "Reshetova, Elena" <elena.reshetova@intel.com>
Cc: Kees Cook <keescook@chromium.org>,
Alan Stern <stern@rowland.harvard.edu>,
Dmitry Vyukov <dvyukov@google.com>,
Andrea Parri <andrea.parri@amarulasolutions.com>,
"Paul E. McKenney" <paulmck@linux.ibm.com>,
Will Deacon <will.deacon@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
Anders Roxell <anders.roxell@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] kcov: convert kcov.refcount to refcount_t
Date: Fri, 25 Jan 2019 11:31:46 +0100 [thread overview]
Message-ID: <20190125103146.GD4500@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <2236FBA76BA1254E88B949DDB74E612BA4B92711@IRSMSX102.ger.corp.intel.com>
On Fri, Jan 25, 2019 at 09:02:42AM +0000, Reshetova, Elena wrote:
> > > I suppose we can add smp_acquire__after_ctrl_dep() on the true branch.
> > > Then it reall does become rel_acq.
> > >
> > > A wee something like so (I couldn't find an arm64 refcount, even though
> > > I have distinct memories of talk about it).
> >
> > In the end, arm and arm64 chose to use REFCOUNT_FULL unconditionally,
> > so there's no arch-specific implementation.
> >
> > > This isn't compiled, and obviously needs comment/documentation updates
> > > to go along with it.
> >
> > Elena, can you do the doc updates?
>
> Well, doc updates should go with below patch + and additional testing...
>
> Peter, should I create a full version from below with doc/comments
> updates, run the whole thing via zero day and send to you if it all looks ok?
If you have to time to do so, yes please!
next prev parent reply other threads:[~2019-01-25 10:32 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-16 10:27 [PATCH] kcov: convert kcov.refcount to refcount_t Elena Reshetova
2019-01-16 12:51 ` Dmitry Vyukov
2019-01-21 9:52 ` Dmitry Vyukov
2019-01-21 11:45 ` Andrea Parri
2019-01-21 12:29 ` Dmitry Vyukov
2019-01-21 14:44 ` Andrea Parri
2019-01-21 13:18 ` Peter Zijlstra
2019-01-21 16:05 ` Alan Stern
2019-01-21 17:00 ` Dmitry Vyukov
2019-01-22 9:04 ` Peter Zijlstra
2019-01-22 23:22 ` Kees Cook
2019-01-25 9:02 ` Reshetova, Elena
2019-01-25 10:31 ` Peter Zijlstra [this message]
2019-01-27 18:41 ` Reshetova, Elena
2019-01-28 8:33 ` Dmitry Vyukov
2019-01-28 9:28 ` Peter Zijlstra
2019-01-21 11:51 ` Andrea Parri
2019-01-21 12:38 ` Mark Rutland
2019-01-21 12:42 ` Dmitry Vyukov
2019-01-21 14:07 ` Reshetova, Elena
2019-01-21 17:07 ` Dmitry Vyukov
2019-01-31 10:03 ` Reshetova, Elena
2019-01-31 10:06 ` Dmitry Vyukov
2019-01-31 10:09 ` Reshetova, Elena
2019-01-31 10:33 ` Dmitry Vyukov
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