Regression from efi: call get_event_log before ExitBootServices

2018-03-06 Thread Jeremy Cline
Hi folks, Commit 33b6d03469b2 ("efi: call get_event_log before ExitBootServices") causes my GP-electronic T701 tablet to hang when booting. Reverting the patch series or hiding the TPM in the BIOS fixes the problem. I've never fiddled with TPMs before so I'm not sure what what debugging informati

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-08 Thread Jeremy Cline
On 03/08/2018 11:50 AM, Hans de Goede wrote: > added these now> > > Hi, > > On 07-03-18 12:34, Javier Martinez Canillas wrote: >> Are you also able to read the TPM event logs? >> >> $ hexdump /sys/kernel/security/tpm0/binary_bios_measurements > > Yes for me that outputs a lot of hex :) For

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-08 Thread Jeremy Cline
On 03/08/2018 03:45 AM, Thiebaud Weksteen wrote: > Jeremy, Hans, could you both describe precisely how your boot is > configured? This feature is only triggered when booting the EFI stub of the > kernel so this may be not executed if you are using something else in > between. I put everything I kn

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-09 Thread Jeremy Cline
On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote: > Thanks a lot for trying out the patch! > > Please don't modify your install at this stage, I think we are hitting a > firmware bug and that would be awesome if we can fix how we are handling it. > So, if we reach that stage in th

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-12 Thread Jeremy Cline
On 03/12/2018 07:08 AM, Ard Biesheuvel wrote: > On 10 March 2018 at 10:45, Thiebaud Weksteen wrote: >> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote: >> >>> On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote: >>>> Thanks a lot for trying o

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-12 Thread Jeremy Cline
On 03/12/2018 10:56 AM, Ard Biesheuvel wrote: > On 12 March 2018 at 14:30, Jeremy Cline wrote: >> On 03/12/2018 07:08 AM, Ard Biesheuvel wrote: >>> On 10 March 2018 at 10:45, Thiebaud Weksteen wrote: >>>> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote: >>

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-12 Thread Jeremy Cline
On 03/12/2018 01:30 PM, Ard Biesheuvel wrote: > On 12 March 2018 at 17:01, Jeremy Cline wrote: >> On 03/12/2018 10:56 AM, Ard Biesheuvel wrote: >>> On 12 March 2018 at 14:30, Jeremy Cline wrote: >>>> On 03/12/2018 07:08 AM, Ard Biesheuvel wrote: >>>>>

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-12 Thread Jeremy Cline
On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote: > On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel > wrote: > >> On 12 March 2018 at 17:01, Jeremy Cline wrote: >>> On 03/12/2018 10:56 AM, Ard Biesheuvel wrote: >>>> On 12 March 2018 at 14:30, Jeremy Cline wrot

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-12 Thread Jeremy Cline
On 03/12/2018 03:55 PM, Thiebaud Weksteen wrote: > On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote: > >> On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote: >>> On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel < > ard.biesheu...@linaro.org> >>> wrote: >

Re: Regression from efi: call get_event_log before ExitBootServices

2018-03-13 Thread Jeremy Cline
On 03/13/2018 03:59 AM, Ard Biesheuvel wrote: > On 13 March 2018 at 07:47, Hans de Goede wrote: >> Hi, >> >> >> On 12-03-18 20:55, Thiebaud Weksteen wrote: >>> > ... >>> >>> Hans, you said you configured the tablet to use the 32-bit version of grub >>> instead >>> of 64. Why's that? >> >> >> Becau