Seems reasonable to me.
Dave Young <dyoung(a)redhat.com> wrote:
On 10/29/13 at 11:34am, Dave Young wrote:
> On 10/29/13 at 11:05am, Dave Young wrote:
> > On 10/28/13 at 06:53pm, Dave Young wrote:
> > > On 10/28/13 at 10:51am, Matthew Garrett wrote:
> > > > On Mon, Oct 28, 2013 at 06:45:32PM +0800, Dave Young wrote:
> > > > > On 10/28/13 at 10:39am, Matthew Garrett wrote:
> > > > > > On Mon, Oct 28, 2013 at 06:34:12PM +0800, Dave Young wrote:
> > > > > > > On 10/28/13 at 10:12am, Matthew Garrett wrote:
> > > > > > > > Right, but previously acpi_rsdp was passed
automatically and now it
> > > > > > > > won't be?
> > > > > > >
> > > > > > > Yes, it was. I'm removing them in kexec-tools
patches for
efi runtime support.
> > > > > >
> > > > > > If I upgrade kexec-tools and try to launch an old kernel, I
now need to
> > > > > > add an extra parameter?
> > > > >
> > > > > Yes, it should work by passing the acpi_rsdp= via --append
> > > >
> > > > Yes, that's my point. You're breaking old configurations by
requiring
> > > > the user to pass an additional argument.
> > >
> > > Hmm, I will do some test without this patch, if it works well
it's not
> > > harmful to drop this one.
> >
> > Removing this patch does not work because in this series efi_info
is passed into
> > 2nd kernel thus 2nd kernel will initilize efi but it does not have
related code
> > to handle the converted talbe addresses and it will endter virtual
mode again.
> >
> > I will think about how to solve this problem.
> >
>
> The only way what I can think out is introduce a flag in x86 setup
header.
> Will try this way, the userspace code will use old logic if the
kernel is old.
Firstly I want to ask opinion from HPA, what do you think about adding
a flag to
xloadflags for this purpose?
--
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