Re: [v8, 4/5] x86/xsave: Make XSAVE check the base CPUID features before enabling

From: Andi Kleen
Date: Thu Nov 16 2017 - 14:04:01 EST


> It is what I use at kerneltests.org.
> See https://github.com/groeck/linux-build-test/tree/master/rootfs/x86_64
> for configuration and script.
>
> > I can't reproduce it here with different qemu settings.
> >
> Interesting. What version of qemu are you using ?

I tested with your config: -no-kvm -cpu Broadwell-noTSX -M q35 and still
don't see any boot warnings. This is

QEMU emulator version 2.9.1(qemu-2.9.1-2.fc26)

If you're on an older version it may be already fixed in qemu then.

-Andi