On 13 July 2018 at 03:59, Prakhya, Sai Praneeth
<sai.praneeth.prakhya@xxxxxxxxx> wrote:
> Hi Ard,
>
>> This series contains some fixes and cleanups for mixed-mode UEFI on x86.
>>
>> Patch #1 adds the missing locking in the runtime service wrapper code for mixed
>> mode. This was found by inspection rather than having been reported but could
>> be a candidate for -stable nonetheless.
>>
>> Patch #2 merges the remaining 32/64-bit specific parts of the setup_efi_pci
>> routine.
>>
>> Patches #3 and #4 do the same for the UGA draw protocol discovery routines.
>>
>> Patch #5 fixes a latent bug in the UGA draw code.
>>
>> Patch #6 helps unused code paths to be optimized away on configurations that
>> don't need them (32-bit only and 64-bit only)
>
> I have tested this patch set on qemu and I see mixed mode kernel not booting.
> My test setup is:
> Running qemu-system-x86_64 with 32 bit OVMF and x86_64 kernel built with Mixed mode enabled.
> I am using elilinux as bootloader.
>
> Upon further investigation, I found that the issue isn't related to this patch set.
> It's introduced with commit 2e6eb40ca5eb ("Fix incorrect invocation of PciIO->Attributes")
> Reverting the change does help in booting mixed mode kernel.
>
Hello Sai,
This is likely due to the fact that you are missing this patch
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?h=efi/urgent&id=e296701800f30d260a66f8aa1971b5b1bc3d2f81
Could you please double check? Thanks.
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