Re: [PATCH 0/4] x86/fpu/state: Fix XSAVES issues - Part 1

From: Yu-cheng Yu
Date: Fri May 20 2016 - 12:54:51 EST


On Fri, May 20, 2016 at 09:12:00AM +0200, Ingo Molnar wrote:
> patching file arch/x86/include/asm/fpu/xstate.h
> patching file arch/x86/include/asm/processor.h
> patching file arch/x86/kernel/fpu/init.c
> patching file arch/x86/kernel/fpu/signal.c
> patching file arch/x86/kernel/fpu/xstate.c
> Hunk #4 FAILED at 552.
> 1 out of 6 hunks FAILED -- rejects in file arch/x86/kernel/fpu/xstate.c
>
> which suggests that this series isn't against a recent x86 tree, right?

There are differences in tip/master and tip/x86/core. The main thing is
using boot_cpu_has(X86_FEATURE_XSAVES) or cpu_has_xsaves. My understanding
is boot_cpu_has() is where we are going and basing on tip/master is easier for
merging?

Thanks,
Yu-cheng