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Date: Fri, 18 Sep 2015 13:44:42 +0100
From: Will Deacon <will.deacon@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Dmitry Vyukov <dvyukov@google.com>, Oleg Nesterov <oleg@redhat.com>,
        "ebiederm@xmission.com" <ebiederm@xmission.com>,
        Al Viro <viro@zeniv.linux.org.uk>,
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        Andrey Konovalov <andreyknvl@google.com>,
        Alexander Potapenko <glider@google.com>,
        Hans Boehm <hboehm@google.com>
Subject: Re: [PATCH] kernel: fix data race in put_pid
Message-ID: <20150918124442.GB12837@arm.com>
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On Fri, Sep 18, 2015 at 01:19:20PM +0100, Peter Zijlstra wrote:
> On Fri, Sep 18, 2015 at 01:56:37PM +0200, Peter Zijlstra wrote:
> > +#ifndef atomic64_read_ctrl
> > +static inline int atomic64_read_ctrl(atomic64_t *v)
> > +{
> > +	int val = atomic64_read(v);
> 
> Duh
> 
> 	long long...

...and atomic_long_read_ctrl, too?

Will