[PATCH] UBUNTU: [Karmic SRU] backlight failed after suspend to ram on IBM X40

Leann Ogasawara leann.ogasawara at canonical.com
Thu Dec 10 21:15:05 UTC 2009


On Thu, 2009-12-10 at 20:46 +0800, AceLan Kao wrote:
> Dear Stefan,
> 
> 
> My mistake, I re-attach the file.
> Indeed, the patch is cherry-picked from the upstream kernel, and it's
> hash value is 
> 0eb96d6ed38430b72897adde58f5477a6b71757a
> 

Hi AceLan,

As Stefan mentioned, per our new SRU policy [1], it's preferred if this
goes into upstream stable first (stable at kernel.org).  We'll then get
this patch automatically the next time we rebase with upstream stable.
I believe there is going to be a 2.6.31.8 release so there should be
enough time to get this in.

Thanks,
Leann

[1] https://wiki.ubuntu.com/specs/KernelLucidSruPolicyReview

> 2009/12/10 Stefan Bader <stefan.bader at canonical.com>
>         AceLan Kao wrote:
>         > Hi,
>         >
>         > SRU Justification:
>         >
>         > IMPACT: Turns out some machines, like the ThinkPad X40 don't
>         come back if
>         > you don't save/restore this register.
>         >
>         > FIX: The patch save and restore one more value of the
>         register while
>         > suspending and resuming.
>         >
>         > TEST: User on the launchpad acked the patch works for him.
>         >
>         > git://kernel.ubuntu.com/acelan/ubuntu-karmic.git lp292256
>         >
>         > Best regards,
>         > AceLan Kao.
>         >
>         >
>         
>         Looks, like you accidentally picked the swapfile. Beside of
>         that, is that
>         patch new and if so has it been sent to upstream CC:
>         stable at kernel.org?
>         
>         -Stefan
> 
> 
> 
> -- 
> Chia-Lin Kao(AceLan)
> http://blog.acelan.idv.tw/
> E-Mail: acelan.kaoATcanonical.com (s/AT/@/)
> 






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