linux-kernel - Re: [GIT PULL] percpu fix for v4.10-rc6

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Message-ID: <18628.1485943258@warthog.procyon.org.uk>
Date:   Wed, 01 Feb 2017 10:00:58 +0000
From:   David Howells <dhowells@...hat.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     dhowells@...hat.com,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arch@...r.kernel.org, Tejun Heo <tj@...nel.org>,
        dougmill@...ux.vnet.ibm.com
Subject: Re: [GIT PULL] percpu fix for v4.10-rc6

Linus Torvalds <torvalds@...ux-foundation.org> wrote:

> The return value isn't the value of the atomic variable.
> 
> The return value is whether the increment happened or not (ie the "was it not zero and
> could be incremented" part?)

Okay, fair enough.  I was thinking of it as atomic_long_inc_return() - which
obviously it isn't.

David