Re: 2.6.39.1 immediately reboots/resets on EFI system

[Matthew Garrett]

On Fri, Jun 03, 2011 at 03:05:26PM +0200, Jim Bos wrote:
> 
> *,
> 
> Just applied 2.6.39.1 but my system: 64-bit SLackware, 8GB RAM, MSI mobo
> P67A-C45 bios V1.9. previously happily booting via EFI (nice to see
> Linux and the other OS actually NOT overwriting each others boot
> loaders!) immediately re-booted just after loading the kernel.
> 
> Not even a single message is making it on the console, almost immediate
> system reset.  As I noticed there are several EFI related patches, I
> first tried to backout the change to setup.c but that didn't help so
> backing out all the efi changes in the 2.6.39.1 patch, i.e. the files:
>  - arch/x86/kernel/setup.c
>  - arch/x86/platform/efi/efi.c
>  - arch/x86/platform/efi/efi_64.c
> and sure enough system is booting on 2.6.39.1 with these changes removed.

Can you try just reverting

"x86, efi: Retain boot service code until after switching to virtual mode"

? You've got 143 boot services/code regions, which is more than I'd 
tested against, so I'm unsure whether we're overflowing something here.

-- 
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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