[Revert][Precise][Quantal][Raring][Patch 0/1] Revert "EHCI: Update qTD next pointer in QH overlay region during unlink"

joseph.salisbury at canonical.com joseph.salisbury at canonical.com
Thu Jan 17 18:49:49 UTC 2013


From: Joseph Salisbury <joseph.salisbury at canonical.com>


BugLink: http://bugs.launchpad.net/bugs/1088733


== Precise/Quantal SRU Justification ==

This commit introduced a regression in Precise and all newer kernels up to and including 3.8-rc3.  A formal request was sent upstream to have mainline commit 3d037774b reverted in mainline and all supported stable kernels.  

== Fix ==
Revert the following commit:

commit 1cef533d4e688acbf048b5b32e6f3ca9a265ed4e
Author: Pavankumar Kondeti <pkondeti at codeaurora.org>
Date:   Fri Sep 7 11:23:28 2012 +0530

    EHCI: Update qTD next pointer in QH overlay region during unlink


== Impact ==
This commit introduced a regression.

== Test Case ==
A test kernel was built with commit 1cef533d4e688acbf048b5b32e6f3ca9a265ed4e reverted.  The bug reporter stated the test kernel resolved the bug.



Joseph Salisbury (1):
  Revert "EHCI: Update qTD next pointer in QH overlay region during
    unlink"

 drivers/usb/host/ehci-q.c |   12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

-- 
1.7.9.5





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