Re: [PATCH v3 0/2] make kASLR vs hibernation boot-time selectable

[Rafael J. Wysocki]

On Friday, June 13, 2014 01:30:34 PM Kees Cook wrote:
> Distros want to be able to offer CONFIG_RANDOMIZE_BASE as well as
> CONFIG_HIBERNATION in a single kernel. Instead of making kASLR depend on
> !HIBERNATION at compile time, allow kaslr to be selectable at boot time
> (via "kaslr" kernel command line), which will disable hibernation in the
> kernel. In this way the end user can choose which feature they want more
> with hibernation continuing to stay enabled by default (no surprises).
> 
> This also has the benefit of being able to entirely disable hibernation
> from the kernel command line, regardless of kASLR, which is a separately
> desired feature as well.
> 
> v3:
> - switch from EINVAL to EPERM (pavel, jwboyer)
> v2:
> - rework using kernel command line instead of hibernation_mode (rjw)

That looks kind of OK.

Do you want me to push this through my tree?

Rafael

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