On 18/07/18 09:21, Jan Beulich wrote: > Reportedly Intel CPUs which can't broadcast #MC to all targeted > cores/threads because some have CR4.MCE clear will shut down. Therefore > we want to keep CR4.MCE enabled when offlining a CPU, and we need to > bring up all CPUs in order to be able to set CR4.MCE in the first place. > > The use of clear_in_cr4() in cpu_mcheck_disable() was ill advised > anyway, and to avoid future similar mistakes I'm removing clear_in_cr4() > altogether right here. > > Signed-off-by: Jan Beulich <[email protected]>
Reviewed-by: Andrew Cooper <[email protected]> _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
