Re: Linux 4.15-rc2: Regression in resume from ACPI S3

From: Thomas Gleixner
Date: Mon Dec 04 2017 - 17:39:01 EST


On Mon, 4 Dec 2017, Linus Torvalds wrote:

> On Mon, Dec 4, 2017 at 2:25 PM, Rafael J. Wysocki <rjw@xxxxxxxxxxxxx> wrote:
> >
> > So far, resume from suspend-to-RAM (ACPI S3) is broken on all of the
> > systems I have tested, so it is probably safe to assume it to be
> > broken everywhere.
>
> Oh, it's definitely not broken everywhere, because I use it myself,
> and was traveling last week due to my mom's bday.
>
> HOWEVER.
>
> Some of the x86 work seems to have broken it for some configurations.
> In particular, do you have a big "everything enabled" kernel config -
> particularly lockdep and irqflags tracing enabled?
>
> Andy has a patch, but it hasn't made it to me yet (probably because
> the x86 people are very busy with the kaiser work):

Picking it up right now.

Thanks,

tglx