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

From: Borislav Petkov
Date: Wed Dec 05 2018 - 14:00:27 EST


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.

:-)

--
Regards/Gruss,
Boris.

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