Messages in this thread | | | Date | Mon, 8 Apr 2019 22:03:31 +0200 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH 19/27] x86/fpu: Update xstate's PKRU value on write_pkru() |
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On 2019-04-08 11:14:28 [-0700], Dave Hansen wrote: > On 4/3/19 9:41 AM, Sebastian Andrzej Siewior wrote: > > During the context switch the xstate is loaded which also includes the > > PKRU value. > > If xstate is restored on return to userland it is required that the > > PKRU value in xstate is the same as the one in the CPU. > > All of the protection keys bits in here look ok to me. Thanks for the > sustained work to get all those into shape. I know it's a special > snowflake.
> Although I paid much closer attention to the PK bits, feel free to add: > > Reviewed-by: Dave Hansen <dave.hansen@intel.com> > > for the series.
Thank you.
Sebastian
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