linux-kernel - Re: [PATCH] Fix for Acer Bluetooth Optical Rechargeable Mouse

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Message-Id: <20090723150643.0a099d4f.akpm@linux-foundation.org>
Date:	Thu, 23 Jul 2009 15:06:43 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Lamarque Vieira Souza <lamarque@...il.com>
Cc:	linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
	marcel@...tmann.org, awaters1@...il.com
Subject: Re: [PATCH] Fix for Acer  Bluetooth Optical Rechargeable Mouse

On Thu, 23 Jul 2009 19:00:58 -0300
Lamarque Vieira Souza <lamarque@...il.com> wrote:

> Em Quinta-feira 23 Julho 2009, Andrew Morton escreveu:
> > On Thu, 23 Jul 2009 18:30:57 -0300
> >
> > Lamarque Vieira Souza <lamarque@...il.com> wrote:
> > > Em Quinta-feira 23 Julho 2009, Andrew Morton escreveu:
> > > > On Fri, 17 Jul 2009 03:01:43 -0300
> > > >
> > > > Lamarque Vieira Souza <lamarque@...il.com> wrote:
> > > > > 	This patch works around one problem with my Acer Bluetooth Optical
> > > > > Rechargeable Mouse where the cursor gets stuck at screen's upper-left
> > > > > corner. Even my notebook's touchpad is not able to move cursor when
> > > > > the bluetooth mouse is connected to my Acer Ferrari 4005 notebook.
> > > > > Using input session instead of hid session solves this problem
> > > > > although the cursor still moves a little sluggishly with the
> > > > > bluetooth mouse, cursor moves correctly using the touchpad. My
> > > > > bluetooth mouse used to work well (no sluggish) until kernel 2.6.21,
> > > > > since then the problems are getting worse with each kernel release
> > > > > (it got sluggish in 2.6.22 and this this upper-left corner problem
> > > > > appeared in 2.6.28 or 2.6.27).
> > >
> > > 	By the way, I have found that bug
> > > http://bugzilla.kernel.org/show_bug.cgi?id=13314 is the cause of the
> > > sluggish in my mouse.
> >
> > (cc's added)
> >
> > OK, thanks.  Did you test Anthony's patch on your system?
> 
> 	Yes,  I did.

Did it fix the bug?

If so, does that mean that you think we should merge Anthony's patch
instead of yours?

> > Also, you've determined that
> > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h
> >=e4e8e37c42bdaaefcb84eeaef0dc1bc3f696f8f6 caused the problem on your machine
> > and that reverting it fixes things up.
> >
> > I'm all confused.
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