SRU Request for LP#217659

Stefan Bader stefan.bader at canonical.com
Mon Sep 22 13:03:43 UTC 2008


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Tim Gardner wrote:
> Colin Ian King wrote:
>> This is a re-posting from last week - not sure if anyone saw it.
>>
>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/217659
>>
>> SRU justification:
>>
>> Impact: Socketcom's Socket Bluetooth card causes a kernel panic when it
>> is plugged in, either during boot or after boot.
>>
>> Unfortunately commit ac019360fe311dd6aa11b358a02eb3a61675882e treats an
>> early interrupt during hardware and driver initialisation as a fatal
>> driver bug and generates an oops which is rather a heavy handed way of
>> catching this interrupt. Reverting this commit causes the driver to
>> catch  the interrupt with a kernel warning rather than a fatal oops.
>>
>> Testcase: Without the revert, when the Socketcom Socket Bluetooth is
>> plugged in (during or after boot) the kernel panics. With the revert,
>> there is no panic, instead the device causes a kernel warning about a
>> spurious interrupt.
>>
>> Tested by Quinn Plattel
>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/217659/comments/17
>> from a PPA 
>> build with this revert.
>>
>> This fix reverts commit ac019360fe311dd6aa11b358a02eb3a61675882e which
>> introduced the oops.
>>
>> Attached: The revert
>>
>>
> 
> ACK - Did this come from upstream? If not, then we need to get it there.
> Intrepid as well.
> 
The opposite patch was done upstream and there wasn't much response to the
question why.


- --

When all other means of communication fail, try words!


-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.6 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iD8DBQFI15euP+TjRTJVqvQRAgMvAKDif06p8fsCN1lC2wlUHr0H6XJboACdGsBT
zI9NOAyc0aVU9fLEhovJvNg=
=5V7l
-----END PGP SIGNATURE-----




More information about the kernel-team mailing list