On Sun, 2012-11-04 at 17:44 +, Corentin Chary wrote:
> On Sun, Nov 4, 2012 at 5:35 PM, Matt Fleming wrote:
> > From: Matt Fleming
> >
> > We've started getting reports of users seeing Machine Check Exceptions
> > when booting their Samsung laptops in UEFI mode,
> >
> > https://bugzilla.k
On Sun, 2012-11-04 at 19:37 +, Alan Cox wrote:
> > Acked-by: Corentin Chary
>
> This is totally bogus and prevents users build a kernel which can work in
> either mode. As such its a regression.
>
> Do the detection check at runtime. If it was booted via EFI then don't
> grovel in places you
On Mon, 2012-11-05 at 12:07 +, Alan Cox wrote:
> > There is the 'efi_enabled' variable, but it doesn't strictly mean
> > "this_is_a_uefi_system()", it actually means "Do we have EFI runtime
> > services?". The whole thing is a bit of a mess and I'm planning on
> > cleaning it up this week.
>
>
On Mon, 2012-11-05 at 11:37 +0100, Greg KH wrote:
> On Sun, Nov 04, 2012 at 05:35:06PM +, Matt Fleming wrote:
> > From: Matt Fleming
> >
> > We've started getting reports of users seeing Machine Check Exceptions
> > when booting their Samsung laptops in UEFI mode,
> >
> > https://bugzil
> There is the 'efi_enabled' variable, but it doesn't strictly mean
> "this_is_a_uefi_system()", it actually means "Do we have EFI runtime
> services?". The whole thing is a bit of a mess and I'm planning on
> cleaning it up this week.
As far as I can understand it we should be reserving those ar
On Mon, 2012-11-05 at 11:30 +0100, Greg KH wrote:
> Odds are, the windows driver just isn't even loaded on the newer
> machines, as ACPI works just fine for this. But, we don't have the
> option of shipping custom systems for different laptops like Samsung
> does, so we have to probe for this some
On Sun, Nov 04, 2012 at 05:35:06PM +, Matt Fleming wrote:
> From: Matt Fleming
>
> We've started getting reports of users seeing Machine Check Exceptions
> when booting their Samsung laptops in UEFI mode,
>
> https://bugzilla.kernel.org/show_bug.cgi?id=47121
>
> This module seems to be
On Mon, Nov 05, 2012 at 09:12:01AM +, Corentin Chary wrote:
> On Sun, Nov 4, 2012 at 7:37 PM, Alan Cox wrote:
> >> Acked-by: Corentin Chary
> >
> > This is totally bogus and prevents users build a kernel which can work in
> > either mode. As such its a regression.
>
> Arg.. Sorry for that, I
On Sun, Nov 4, 2012 at 7:37 PM, Alan Cox wrote:
>> Acked-by: Corentin Chary
>
> This is totally bogus and prevents users build a kernel which can work in
> either mode. As such its a regression.
Arg.. Sorry for that, I didn't realized that CONFIG_EFI=y was not
something rare these days.
> Do th
On Sun, 2012-11-04 at 09:47 -0800, Jonathan Nieder wrote:
> Matt Fleming wrote:
>
> > --- a/drivers/platform/x86/Kconfig
> > +++ b/drivers/platform/x86/Kconfig
> > @@ -717,7 +717,7 @@ config XO15_EBOOK
> >
> > config SAMSUNG_LAPTOP
> > tristate "Samsung Laptop driver"
> > - depends on X86
> Acked-by: Corentin Chary
This is totally bogus and prevents users build a kernel which can work in
either mode. As such its a regression.
Do the detection check at runtime. If it was booted via EFI then don't
grovel in places you shouldn't. Indeed its possible EFI should reserve
those memory r
Matt Fleming wrote:
> --- a/drivers/platform/x86/Kconfig
> +++ b/drivers/platform/x86/Kconfig
> @@ -717,7 +717,7 @@ config XO15_EBOOK
>
> config SAMSUNG_LAPTOP
> tristate "Samsung Laptop driver"
> - depends on X86
> + depends on X86 && !EFI
That means distros would just not get th
On Sun, Nov 4, 2012 at 5:35 PM, Matt Fleming wrote:
> From: Matt Fleming
>
> We've started getting reports of users seeing Machine Check Exceptions
> when booting their Samsung laptops in UEFI mode,
>
> https://bugzilla.kernel.org/show_bug.cgi?id=47121
>
> This module seems to be the culprit
From: Matt Fleming
We've started getting reports of users seeing Machine Check Exceptions
when booting their Samsung laptops in UEFI mode,
https://bugzilla.kernel.org/show_bug.cgi?id=47121
This module seems to be the culprit as it's grovelling around in the
0xf region which has no mapp
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