APPLIED: [Oneiric][PATCH 1/1] UBUNTU: SAUCE: x86: reboot: Make Dell Latitude E6520 use reboot=pci

Tim Gardner tim.gardner at
Wed Aug 31 18:38:57 UTC 2011

On 08/31/2011 11:25 AM, Leann Ogasawara wrote:
> Hi All,
> It's been reported that the Dell Latitude E6520 doesn't reboot unless
> using reboot=pci.  The following patch resolves this issue and had been
> successfully tested by the bug reporter.  I additionally sent this patch
> upstream but was given some push back from one of the maintainers
> because "we are starting to have something close to a full Dell product
> catalog in the system.  I think we need to come up with something more
> systematic..."
> So with Kernel Freeze looming for Oneiric, the patch being system
> specific (ie low risk of regression), precedence for similar quirk
> patches already existing, and having received positive test results, I
> feel it should be carried as a SAUCE patch until a more systematic
> approach can be found which upstream will accept.
> Thanks,
> Leann

Did upstream have any suggestions ? I used to think device tree was the 
answer, but now I'm not as sure. Perhaps a sysfs interface and an 
application to send the right bits based on DMI info is whats needed.

Tim Gardner tim.gardner at

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