diff options
Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 153a26abc91..266549979e9 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -30,6 +30,7 @@ #include <asm/kvm_ppc.h> #include <asm/tlbflush.h> #include <asm/cputhreads.h> +#include <asm/irqflags.h> #include "timing.h" #include "../mm/mmu_decl.h" @@ -93,6 +94,19 @@ int kvmppc_prepare_to_enter(struct kvm_vcpu *vcpu) break; } +#ifdef CONFIG_PPC64 + /* lazy EE magic */ + hard_irq_disable(); + if (lazy_irq_pending()) { + /* Got an interrupt in between, try again */ + local_irq_enable(); + local_irq_disable(); + continue; + } + + trace_hardirqs_on(); +#endif + /* Going into guest context! Yay! */ vcpu->mode = IN_GUEST_MODE; smp_wmb(); |