From: James Sullivan <sullivan.james.f@gmail.com>
To: kvm@vger.kernel.org
Cc: gleb@kernel.org, pbonzini@redhat.com,
James Sullivan <sullivan.james.f@gmail.com>
Subject: [PATCH 7/9] Prevent delivery to non-lowest priority vcpus in kvm_irq_delivery_to_apic
Date: Sat, 14 Mar 2015 18:00:22 -0600 [thread overview]
Message-ID: <1426377624-2046-8-git-send-email-sullivan.james.f@gmail.com> (raw)
In-Reply-To: <1426377624-2046-1-git-send-email-sullivan.james.f@gmail.com>
Signed-off-by: James Sullivan <sullivan.james.f@gmail.com>
---
arch/x86/kvm/irq_comm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/irq_comm.c b/arch/x86/kvm/irq_comm.c
index 7e0f469..36d2ca3a 100644
--- a/arch/x86/kvm/irq_comm.c
+++ b/arch/x86/kvm/irq_comm.c
@@ -76,7 +76,7 @@ int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
irq->dest_id, irq->dest_mode))
continue;
- if (!kvm_is_dm_lowest_prio(irq)) {
+ if (!kvm_is_dm_lowest_prio(irq) && !irq->msi_redir_hint) {
if (r < 0)
r = 0;
r += kvm_apic_set_irq(vcpu, irq, dest_map);
--
2.3.1
next prev parent reply other threads:[~2015-03-15 0:03 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-15 0:00 [PATCH RFC 0/9] Implement handling of RH=1 for MSI delivery in KVM James Sullivan
2015-03-15 0:00 ` [PATCH 1/9] Extended kvm_lapic_irq struct with 'bool redir_hint' for MSI delivery James Sullivan
2015-03-15 0:00 ` [PATCH 2/9] Set irq->msi_redir_hint = 1 in kvm_set_msi_irq if RH=1 James Sullivan
2015-03-15 0:00 ` [PATCH 3/9] Set default value for msi_redir_hint=false in ioapic_service James Sullivan
2015-03-15 0:00 ` [PATCH 4/9] Set default value for msi_redir_hint=false in apic_send_ipi James Sullivan
2015-03-15 0:00 ` [PATCH 5/9] Set default value for msi_redir_hint=false in kvm_pv_kick_cpu_op James Sullivan
2015-03-15 0:00 ` [PATCH 6/9] Deliver to only low-prio cpu in kvm_irq_delivery_to_apic_fast when MSI RH=1 James Sullivan
2015-03-15 0:00 ` James Sullivan [this message]
2015-03-15 0:00 ` [PATCH 8/9] Removed TODO in kvm_set_msi_irq James Sullivan
2015-03-15 0:00 ` [PATCH 9/9] Print value of msi_redir_hint in debug dump of irq in apic_send_ipi James Sullivan
2015-03-16 15:30 ` [PATCH RFC 0/9] Implement handling of RH=1 for MSI delivery in KVM Radim Krčmář
2015-03-17 1:11 ` Marcelo Tosatti
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