Re: [PATCH 4.14 121/146] x86/fpu: Disable bottom halves while loading FPU registers

Greg Kroah-Hartman
2018-12-06T10:54:07Z

On Wed, Dec 05, 2018 at 08:00:20PM +0100, Borislav Petkov wrote:
> On Wed, Dec 05, 2018 at 06:26:24PM +0200, Jari Ruusu wrote:
> > That same race appears to be present in older kernel branches also.
> > The context is sligthly different, so the patch for 4.14 does not
> > apply cleanly to older kernels. For 4.9 branch, this edit works:
>
> You could take the upstream one, amend it with your change, test it and
> send it to Greg - I believe he'll take the backport gladly.
>
> :-)

Yes, that's the easiest way for me to accept such a patch, otherwise it
gets put on the end of the very-long-queue...

thanks,

greg k-h