linux-kernel - Re: Missing put_cpu() in arch/ia64/sn/kernel/sn2/sn

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Message-ID: <CAMjpGUeSTg_WYv7Pm2zaoRo0sLTzrPtwm_GobtXcuS7YAtQ3wg@mail.gmail.com>
Date:	Sat, 20 Aug 2011 00:04:07 -0400
From:	Mike Frysinger <vapier.adi@...il.com>
To:	Thomas Meyer <thomas@...3r.de>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	jes@....com, tony.luck@...el.com, Julia Lawall <julia@...u.dk>
Subject: Re: Missing put_cpu() in arch/ia64/sn/kernel/sn2/sn_hwperf.c?

On Mon, Aug 8, 2011 at 14:05, Thomas Meyer wrote:
>  Check for get/put_cpu() imbalances
>
>  The simplified semantic patch that makes this report is:
>
> * get_cpu()
> ... when != put_cpu()
> ? get_cpu()
>
> arch/blackfin/kernel/cplbinfo.c:89:9-10: WARNING: Possible missing put_cpu()!

the get_cpu() is in the seq_operations.start while the put_cpu() is in
the seq_operations.stop.  i believe this is OK and so this is a false
positive for blackfin.
-mike
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