Hi!
> Pavel Machek <[email protected]> wrote:
>
> > If HIGHMEM64G and swsusp are used at the same time, nasty random
> > crashes happen during resume. Cause is known; prevent that
> > combination.
> >
> > I guess I'd like to see this one in 2.6.18...
> >
> > Signed-off-by: Pavel Machek <[email protected]>
> >
> > ---
> > commit acb3b411ec93f827b25b8481d53670c5c9195d89
> > tree f52cd5518e34af16fe5ae28064717bcc95929f28
> > parent cd03e183c58e6e7073e054a7fe335cf50c61fe2f
> > author <[email protected]> Thu, 31 Aug 2006 15:52:34 +0200
> > committer <[email protected]> Thu, 31 Aug 2006 15:52:34 +0200
> >
> > include/asm-i386/suspend.h | 8 ++++++++
> > 1 files changed, 8 insertions(+), 0 deletions(-)
> >
> > diff --git a/include/asm-i386/suspend.h b/include/asm-i386/suspend.h
> > index 08be1e5..01cd812 100644
> > --- a/include/asm-i386/suspend.h
> > +++ b/include/asm-i386/suspend.h
> > @@ -16,6 +16,15 @@ arch_prepare_suspend(void)
> > printk(KERN_ERR "PSE is required for swsusp.\n");
> > return -EPERM;
> > }
> > +
> > +#ifdef CONFIG_X86_PAE
> > + printk(KERN_ERR "swsusp is incompatible with PAE.\n");
> > + /* This is actually instance of the same problem. We need
> > + identity mapping self-contained in swsusp_pg_dir, and PAE
> > + prevents that. Solution could be copied from x86_64. */
> > + return -EPERM;
> > +#endif
> > +
> > return 0;
> > }
>
> Why not do this in Kconfig??
Well, Kconfig does not provide natural place for comments, and
disappearing config option is sure to confuse people. But of course I
can do it.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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