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72a6c08c44
The PKRU value of a task is stored in task->thread.pkru when the task is scheduled out. PKRU is restored on schedule in from there. So keeping the XSAVE buffer up to date is a pointless exercise. Remove the xstate fiddling and cleanup all related functions. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Borislav Petkov <bp@suse.de> Reviewed-by: Borislav Petkov <bp@suse.de> Link: https://lkml.kernel.org/r/20210623121456.897372712@linutronix.de |
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