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accel/mshv: use s->irq_routes in commit_routes

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In mshv_irqchip_commit_routes() the entries that have been accumulated
in s->irq_routes are committed directly to MSHV's irqchip.

The old commit_msi_routing_table() fn will be removed in a subsquent commit.

Signed-off-by: Magnus Kulke <magnuskulke@linux.microsoft.com>
Link: https://lore.kernel.org/r/20260417105618.3621-12-magnuskulke@linux.microsoft.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Magnus Kulke
2026-04-17 12:55:55 +02:00
committed by Paolo Bonzini
parent fff9929879
commit f48f2011fd
4 changed files with 7 additions and 6 deletions
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2
accel/accel-irq.c
View File

@@ -55,7 +55,7 @@ void accel_irqchip_commit_routes(void)
{
#ifdef CONFIG_MSHV_IS_POSSIBLE
if (mshv_msi_via_irqfd_enabled()) {
mshv_irqchip_commit_routes();
mshv_irqchip_commit_routes(mshv_state);
}
#endif
if (kvm_enabled()) {

7
accel/mshv/irq.c
View File

@@ -394,16 +394,17 @@ int mshv_request_interrupt(MshvState *mshv_state, uint32_t interrupt_type, uint3
return 0;
}
void mshv_irqchip_commit_routes(void)
void mshv_irqchip_commit_routes(MshvState *s)
{
int ret;
int vm_fd = mshv_state->vm;
int vm_fd = s->vm;
ret = commit_msi_routing_table(vm_fd);
ret = ioctl(vm_fd, MSHV_SET_MSI_ROUTING, s->irq_routes);
if (ret < 0) {
error_report("Failed to commit msi routing table");
abort();
}
trace_mshv_commit_msi_routing_table(vm_fd, s->irq_routes->nr);
}
int mshv_irqchip_add_irqfd_notifier_gsi(const EventNotifier *event,

2
accel/stubs/mshv-stub.c
View File

@@ -28,7 +28,7 @@ int mshv_irqchip_update_msi_route(int virq, MSIMessage msg, PCIDevice *dev)
return -ENOSYS;
}
void mshv_irqchip_commit_routes(void)
void mshv_irqchip_commit_routes(MshvState *s)
{
}

2
include/system/mshv.h
View File

@@ -62,8 +62,8 @@ int mshv_request_interrupt(MshvState *mshv_state, uint32_t interrupt_type, uint3
int mshv_irqchip_add_msi_route(AccelRouteChange *c, int vector, PCIDevice *dev);
int mshv_irqchip_update_msi_route(int virq, MSIMessage msg, PCIDevice *dev);
void mshv_irqchip_commit_routes(void);
void mshv_irqchip_release_virq(MshvState *s, int virq);
void mshv_irqchip_commit_routes(MshvState *s);
int mshv_irqchip_add_irqfd_notifier_gsi(const EventNotifier *n,
const EventNotifier *rn, int virq);
int mshv_irqchip_remove_irqfd_notifier_gsi(const EventNotifier *n, int virq);