Thread (9 messages) flat view 9 messages, 1 author, 2016-08-04

[PULL 3/8] KVM: irqchip: Convey devid to kvm_set_msi

From: Christoffer Dall <hidden>
Date: 2016-08-04 11:40:31
Also in: kvm, kvmarm
Subsystem: kernel virtual machine (kvm), the rest · Maintainers: Paolo Bonzini, Linus Torvalds

From: Eric Auger <eric.auger@redhat.com>

on ARM, a devid field is populated in kvm_msi struct in case the
flag is set to KVM_MSI_VALID_DEVID. Let's propagate both flags and
devid field in kvm_kernel_irq_routing_entry.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Christoffer Dall <redacted>
Acked-by: Radim Kr?m?? <redacted>
Signed-off-by: Marc Zyngier <redacted>
---
 virt/kvm/irqchip.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/virt/kvm/irqchip.c b/virt/kvm/irqchip.c
index 8db197b..0c00054 100644
--- a/virt/kvm/irqchip.c
+++ b/virt/kvm/irqchip.c
@@ -62,12 +62,14 @@ int kvm_send_userspace_msi(struct kvm *kvm, struct kvm_msi *msi)
 {
 	struct kvm_kernel_irq_routing_entry route;
 
-	if (!irqchip_in_kernel(kvm) || msi->flags != 0)
+	if (!irqchip_in_kernel(kvm) || (msi->flags & ~KVM_MSI_VALID_DEVID))
 		return -EINVAL;
 
 	route.msi.address_lo = msi->address_lo;
 	route.msi.address_hi = msi->address_hi;
 	route.msi.data = msi->data;
+	route.msi.flags = msi->flags;
+	route.msi.devid = msi->devid;
 
 	return kvm_set_msi(&route, kvm, KVM_USERSPACE_IRQ_SOURCE_ID, 1, false);
 }
-- 
1.9.1
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