linux-kernel - Re: [PATCH] staging: panel: Fix single-open policy race condition

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Message-ID: <20141105101910.GO6879@mwanda>
Date:	Wed, 5 Nov 2014 13:19:10 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Mariusz Gorski <marius.gorski@...il.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Willy Tarreau <willy@...a-x.org>, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: panel: Fix single-open policy race condition

On Tue, Nov 04, 2014 at 10:47:19PM +0100, Mariusz Gorski wrote:
> Fix the implementation of a single-open policy for both
> devices (lcd and keypad) by using atomic_t instead of plain ints.
> 

This seems like it might be a real life bug that you have experienced?

The changelog should tell the user visible effects of the bug.  If you
have some dmesg output that would be helpful as well.

regards,
dan carpenter

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