diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/hw_irq.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/kvm/booke.c | 21 |
2 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index c9aac24b02e2..2aadb47efaec 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -34,6 +34,8 @@ extern void __replay_interrupt(unsigned int vector); extern void timer_interrupt(struct pt_regs *); extern void performance_monitor_exception(struct pt_regs *regs); +extern void WatchdogException(struct pt_regs *regs); +extern void unknown_exception(struct pt_regs *regs); #ifdef CONFIG_PPC64 #include <asm/paca.h> diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 86681eec60b1..d25a097c852b 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -612,6 +612,12 @@ static void kvmppc_fill_pt_regs(struct pt_regs *regs) regs->link = lr; } +/* + * For interrupts needed to be handled by host interrupt handlers, + * corresponding host handler are called from here in similar way + * (but not exact) as they are called from low level handler + * (such as from arch/powerpc/kernel/head_fsl_booke.S). + */ static void kvmppc_restart_interrupt(struct kvm_vcpu *vcpu, unsigned int exit_nr) { @@ -639,6 +645,17 @@ static void kvmppc_restart_interrupt(struct kvm_vcpu *vcpu, kvmppc_fill_pt_regs(®s); performance_monitor_exception(®s); break; + case BOOKE_INTERRUPT_WATCHDOG: + kvmppc_fill_pt_regs(®s); +#ifdef CONFIG_BOOKE_WDT + WatchdogException(®s); +#else + unknown_exception(®s); +#endif + break; + case BOOKE_INTERRUPT_CRITICAL: + unknown_exception(®s); + break; } } @@ -683,6 +700,10 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, r = RESUME_GUEST; break; + case BOOKE_INTERRUPT_WATCHDOG: + r = RESUME_GUEST; + break; + case BOOKE_INTERRUPT_DOORBELL: kvmppc_account_exit(vcpu, DBELL_EXITS); r = RESUME_GUEST; |