Re: [all better] Re: regression: massive trouble with fpu rework

From: Mike Galbraith
Date: Sat Jun 27 2015 - 07:01:50 EST


On Sat, 2015-06-27 at 11:37 +0200, Borislav Petkov wrote:
> On Sat, Jun 27, 2015 at 10:55:28AM +0200, Mike Galbraith wrote:
> > Yup, that made it not care about the BIOS setting.. again.
>
> Does it say
>
> "x86/fpu: Legacy x87 FPU detected."
>
> with Ingo's patch?

Nope.

> Or do you see that "x86/fpu: Enabled xstate features... " print out from
> the end of fpu__init_system_xstate()?

[ 0.000000] x86/fpu: xstate_offset[2]: 0240, xstate_sizes[2]: 0100
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers'
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers'
[ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers'
[ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 0x340 bytes, using 'standard' format.
[ 0.000000] x86/fpu: Using 'eager' FPU context switches.


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