Re: [PATCH] efi/capsule: Make efi_capsule_pending() lockless

From: Matt Fleming
Date: Wed May 04 2016 - 07:46:14 EST

On Wed, 04 May, at 11:30:31AM, Borislav Petkov wrote:
> Hmmm, so panic() does bust_spinlocks() and efi_capsule_pending() could
> look at oops_in_progress which is set by bust_spinlocks() and that would
> probably solve the panic case but maybe the normal reboot case would
> still hang...

But emergency_restart() is called after bust_spinlocks(0) which can
reset oops_in_progress, so can't even use that to solve the panic