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Date: Tue, 14 Mar 2017 16:32:30 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: Dmitry Vyukov <dvyukov@google.com>
Cc: Will Deacon <will.deacon@arm.com>, Mark Rutland <mark.rutland@arm.com>,
        Andrew Morton <akpm@linux-foundation.org>,
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        "linux-mm@kvack.org" <linux-mm@kvack.org>,
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Subject: Re: [PATCH] x86, kasan: add KASAN checks to atomic operations
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On Tue, Mar 14, 2017 at 04:22:52PM +0100, Dmitry Vyukov wrote:
> -static __always_inline int atomic_read(const atomic_t *v)
> +static __always_inline int arch_atomic_read(const atomic_t *v)
>  {
> -	return READ_ONCE((v)->counter);
> +	return READ_ONCE_NOCHECK((v)->counter);

Should NOCHEKC come with a comment, because i've no idea why this is so.

>  }