From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-input@vger.kernel.org, damjan.jov@gmail.com, rubini@cvml.unipv.it
Subject: Re: [patch 3/3] input: handle bad parity PS/2 packets in mouse drivers better
Date: Wed, 28 Apr 2010 09:45:35 -0700 [thread overview]
Message-ID: <20100428164534.GA6574@core.coreip.homeip.net> (raw)
In-Reply-To: <201004272112.o3RLCeTc020088@imap1.linux-foundation.org>
On Tue, Apr 27, 2010 at 02:12:39PM -0700, akpm@linux-foundation.org wrote:
> From: Damjan Jovanovic <damjan.jov@gmail.com>
>
> This fixes a regression introduced in Linux 2.6.2 where mice that
> sporadically produce bad parity go crazy and start jumping around and
> clicking randomly, which never happens in any version of Windows running
> on the same hardware. The bugzilla bug is
> https://bugzilla.kernel.org/show_bug.cgi?id=6105
>
> The patch works by always accumulating a full PS/2 packet, then ignoring
> the packet if any byte had a bad checksum. A month of testing it against
> an affected mouse has revealed it works perfectly in practice.
>
> Signed-off-by: Damjan Jovanovic <damjan.jov@gmail.com>
> Cc: Alessandro Rubini <rubini@cvml.unipv.it>
> Cc: Dmitry Torokhov <dtor@mail.ru>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Andrew, an alternative path has been merged, please drop this one.
Thanks.
--
Dmitry
prev parent reply other threads:[~2010-04-28 16:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-27 21:12 [patch 3/3] input: handle bad parity PS/2 packets in mouse drivers better akpm
2010-04-28 16:45 ` Dmitry Torokhov [this message]
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