linux-kernel - Re: [REVERT][v3.x.y] EHCI: Update qTD next pointer in QH overlay region during unlink

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Message-ID: <20130117185156.GK13292@decadent.org.uk>
Date:	Thu, 17 Jan 2013 18:51:56 +0000
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Joseph Salisbury <joseph.salisbury@...onical.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, pkondeti@...eaurora.org,
	Greg KH <gregkh@...uxfoundation.org>,
	Herton Krzesinski <herton.krzesinski@...onical.com>,
	stable@...r.kernel.org, stern@...land.harvard.edu,
	linux-usb@...r.kernel.org
Subject: Re: [REVERT][v3.x.y] EHCI: Update qTD next pointer in QH overlay
 region during unlink

On Thu, Jan 17, 2013 at 01:34:41PM -0500, Joseph Salisbury wrote:
> Hello,
> 
> Please consider reverting commit
> 3d037774b42ed677f699b1dce7d548d55f4e4c2b in mainline as well as in
> the current stable releases.  It was included upstream as of
> v3.6-rc6.  This commit introduced a regression, described in the
> following bug report:
> 
> http://bugs.launchpad.net/bugs/1088733
> 
> Reverting commit 3d037774b42ed677f699b1dce7d548d55f4e4c2b in the
> v3.2 kernel has been confirmed to resolve the aforementioned bug.
 
If it's wrong in mainline then the revert needs to be done there
and cc'd to stable.  We only revert directly in stable branches if
the revert is not appropriate in mainline.

Ben.

-- 
Ben Hutchings
We get into the habit of living before acquiring the habit of thinking.
                                                              - Albert Camus
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