From: Andrew Morton <akpm@linux-foundation.org>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: "Peter Zijlstra" <peterz@infradead.org>,
"Łukasz Siudut" <lsiudut@fb.com>,
linux-kernel@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH] psi: avoid divide-by-zero crash inside virtual machines
Date: Thu, 14 Feb 2019 13:22:44 -0800 [thread overview]
Message-ID: <20190214132244.8a26cc78cda17abd625534dc@linux-foundation.org> (raw)
In-Reply-To: <20190214205343.GA17084@cmpxchg.org>
On Thu, 14 Feb 2019 15:53:43 -0500 Johannes Weiner <hannes@cmpxchg.org> wrote:
>
> if (now < expires)
>
> vs.
>
> if (time_before64(now, expires))
>
> These macros always have me double check the argument order.
Yeah, me too.
prev parent reply other threads:[~2019-02-14 21:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-14 19:31 Johannes Weiner
2019-02-14 19:58 ` Andrew Morton
2019-02-14 20:53 ` Johannes Weiner
2019-02-14 21:22 ` Andrew Morton [this message]
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