Re: [RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump

Rafael J. Wysocki
2007-09-21T12:18:19Z

On Friday, 21 September 2007 13:58, Nigel Cunningham wrote:
> Hi.
>
> On Friday 21 September 2007 21:56:29 Rafael J. Wysocki wrote:
> > [Besides, the current hibernation userland interface is used by default by
> > openSUSE and it's also used by quite some Debian users, so we can't drop
> > it overnight and it can't be implemented in a compatible way on top of the
> > kexec-based solution.]
>
> Could it be fudged by giving userland a null image and having (say) the first
> ioctl be one that triggers all the real work (with other ioctls being noops
> or such like, as appropriate)?

Well, the "suspend" part is probably doable, but I'm afraid of the "resume"
one.

Greetings,
Rafael