On Thu, Sep 06, 2018 at 04:27:48PM -0700, Sai Praneeth Prakhya wrote:
> From: Sai Praneeth
>
> There may exist some buggy UEFI firmware implementations that might
> access efi regions other than EFI_RUNTIME_SERVICES_ even
> after the kernel has assumed control of the platform. This violates UEFI
> > There may exist some buggy UEFI firmware implementations that might
> > access efi regions other than EFI_RUNTIME_SERVICES_ even
> > after the kernel has assumed control of the platform. This violates
> > UEFI specification.
> >
> > If selected, this debug option will print a warning message if
On 09/07/2018 11:53 PM, Prakhya, Sai Praneeth wrote:
>> There may exist some buggy UEFI firmware implementations that might
>> access efi regions other than EFI_RUNTIME_SERVICES_ even
>> after the kernel has assumed control of the platform. This violates
>> UEFI specification.
>>
>> If selected,
> > > Why make this optional?
> >
> > I made it as a config option in RFC because the page fault handler was
> > complicated and touching many parts (it had lots of code change and I
> > didn't want to break any existing functionality). Now that it's
> > simple, I don't think we need the config opt
On Fri, 7 Sep 2018, Prakhya, Sai Praneeth wrote:
> > > So, if Thomas, Ingo, Andy, Ard and Boris are ok.. I will make it as
> > > default (i.e. without config).
Yes, that's the right thing to do.
> > Also, some distributions already have specific ways to handle buggy
> > firmwares which can be at
On Sat, Sep 8, 2018 at 12:52 AM, Thomas Gleixner wrote:
> On Fri, 7 Sep 2018, Prakhya, Sai Praneeth wrote:
>> > > So, if Thomas, Ingo, Andy, Ard and Boris are ok.. I will make it as
>> > > default (i.e. without config).
>
> Yes, that's the right thing to do.
>
>> > Also, some distributions already
On Sat, 8 Sep 2018, Bhupesh Sharma wrote:
> On Sat, Sep 8, 2018 at 12:52 AM, Thomas Gleixner wrote:
> > If the distro patched their kernel to deal with buggy firmware, then:
> >
> > 1) why did they not upstream it ?
>
> Because some of the kernel fixes are (for such cases), well to be
> honest,