diff options
Diffstat (limited to 'virt/kvm/ioapic.c')
| -rw-r--r-- | virt/kvm/ioapic.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c index c0d22870ee9..53772bb4632 100644 --- a/virt/kvm/ioapic.c +++ b/virt/kvm/ioapic.c @@ -39,6 +39,7 @@ #include "ioapic.h" #include "lapic.h" +#include "irq.h" #if 0 #define ioapic_debug(fmt,arg...) printk(KERN_WARNING fmt,##arg) @@ -285,26 +286,31 @@ void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level) } } -static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi) +static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi, + int trigger_mode) { union ioapic_redir_entry *ent; ent = &ioapic->redirtbl[gsi]; - ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG); - ent->fields.remote_irr = 0; - if (!ent->fields.mask && (ioapic->irr & (1 << gsi))) - ioapic_service(ioapic, gsi); + kvm_notify_acked_irq(ioapic->kvm, gsi); + + if (trigger_mode == IOAPIC_LEVEL_TRIG) { + ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG); + ent->fields.remote_irr = 0; + if (!ent->fields.mask && (ioapic->irr & (1 << gsi))) + ioapic_service(ioapic, gsi); + } } -void kvm_ioapic_update_eoi(struct kvm *kvm, int vector) +void kvm_ioapic_update_eoi(struct kvm *kvm, int vector, int trigger_mode) { struct kvm_ioapic *ioapic = kvm->arch.vioapic; int i; for (i = 0; i < IOAPIC_NUM_PINS; i++) if (ioapic->redirtbl[i].fields.vector == vector) - __kvm_ioapic_update_eoi(ioapic, i); + __kvm_ioapic_update_eoi(ioapic, i, trigger_mode); } static int ioapic_in_range(struct kvm_io_device *this, gpa_t addr, @@ -380,7 +386,7 @@ static void ioapic_mmio_write(struct kvm_io_device *this, gpa_t addr, int len, break; #ifdef CONFIG_IA64 case IOAPIC_REG_EOI: - kvm_ioapic_update_eoi(ioapic->kvm, data); + kvm_ioapic_update_eoi(ioapic->kvm, data, IOAPIC_LEVEL_TRIG); break; #endif |