On Tue, Dec 20, 2022 at 10:15:18AM +0000, Marc Zyngier wrote: > Dong Bo <dongbo4@xxxxxxxxxx> wrote: > > If we have VHE and need to reenable SME for host in > > kvm_arch_vcpu_put_fp, CPACR.SMEN is modified from 0 to 1. Trap > > control for reading SVCR is modified from enable to disable. > > Synchronization is needed before reading SVCR later in > > fpsimd_save, or it may cause sync exception which can not be > > handled by host. Reviewed-by: Mark Brown <broonie@xxxxxxxxxx>
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