[PATCH] kexec: Add --lite option
dyoung at redhat.com
Fri Oct 23 02:46:20 PDT 2015
On 10/22/15 at 11:57am, Geoff Levand wrote:
> Hi Dave,
> On Thu, 2015-10-22 at 11:17 +0800, Dave Young wrote:
> > On 10/21/15 at 04:12pm, Geoff Levand wrote:
> > > Add a new option --lite to kexec that allows for a fast reboot
> > > by avoiding the purgatory integrity checks. This option is
> > > intended for use by kexec based bootloaders that load a new
> > > image and then immediately transfer control to it.
> > I think Vivek was rejecting this --lite since kdump need the purgatory
> > integrity checks. Ccing him.
> As stated, this is not intended for use by kdump.
> This is an optional feature. It does not remove the integrity
> checks, but provides the user a way to bypass them if they so
Problem is why they so desire to skip purgatory? what is the background?
If the only problem is the performace issue without cache enabled then
I think it is not a strong one. We have a design to verify the image and it
works why can't we maintain it and fix the issue instead of introducing
More information about the kexec