On Fri, Jan 25, 2019 at 10:46:52AM +0100, Christoffer Dall wrote: > Resetting the VCPU state modifies the system register state in memory, > but this may interact with vcpu_load/vcpu_put if running with preemption > disabled, which in turn may lead to corrupted system register state. > > Address this by disabling preemption and doing put/load if required > around the reset logic. > > Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxx> > Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx> > --- > arch/arm64/kvm/reset.c | 26 ++++++++++++++++++++++++-- > 1 file changed, 24 insertions(+), 2 deletions(-) > I believe this should come after the next patch, but anyway Reviewed-by: Andrew Jones <drjones@xxxxxxxxxx>
