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[PATCH v7 11/17] KVM: Define two weak arch callbacks for irq bypass manager

From Feng Wu <feng.wu@intel.com>
Newsgroups linux.kernel
Subject [PATCH v7 11/17] KVM: Define two weak arch callbacks for irq bypass manager
Date 2015-08-25 11:20 +0200
Message-ID <q1iyD-2ao-25@gated-at.bofh.it> (permalink)
References <q1ioV-1YL-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Define two weak arch callbacks so that archs that don't need
them don't need define them.

Signed-off-by: Feng Wu <feng.wu@intel.com>
---
 virt/kvm/eventfd.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
index d7a230f..f3050b9 100644
--- a/virt/kvm/eventfd.c
+++ b/virt/kvm/eventfd.c
@@ -256,6 +256,16 @@ static void irqfd_update(struct kvm *kvm, struct kvm_kernel_irqfd *irqfd)
 	write_seqcount_end(&irqfd->irq_entry_sc);
 }
 
+void __attribute__((weak)) kvm_arch_irq_bypass_stop(
+				struct irq_bypass_consumer *cons)
+{
+}
+
+void __attribute__((weak)) kvm_arch_irq_bypass_start(
+				struct irq_bypass_consumer *cons)
+{
+}
+
 static int
 kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args)
 {
-- 
2.1.0

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Thread

[PATCH v7 00/17] Add VT-d Posted-Interrupts support Feng Wu <feng.wu@intel.com> - 2015-08-25 11:10 +0200
  [PATCH v7 02/17] KVM: Add some helper functions for Posted-Interrupts Feng Wu <feng.wu@intel.com> - 2015-08-25 11:10 +0200
  [PATCH v7 08/17] vfio: Select IRQ_BYPASS_MANAGER for vfio PCI devices Feng Wu <feng.wu@intel.com> - 2015-08-25 11:10 +0200
  [PATCH v7 11/17] KVM: Define two weak arch callbacks for irq bypass manager Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 16/17] KVM: Warn if 'SN' is set during posting interrupts by software Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 14/17] KVM: Update Posted-Interrupts Descriptor when vCPU is preempted Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 15/17] KVM: Update Posted-Interrupts Descriptor when vCPU is blocked Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 10/17] KVM: x86: Update IRTE for posted-interrupts Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
    Re: [PATCH v7 10/17] KVM: x86: Update IRTE for posted-interrupts Alex Williamson <alex.williamson@redhat.com> - 2015-08-25 22:00 +0200
      RE: [PATCH v7 10/17] KVM: x86: Update IRTE for posted-interrupts "Wu, Feng" <feng.wu@intel.com> - 2015-08-26 02:40 +0200
  [PATCH v7 12/17] KVM: Implement IRQ bypass consumer callbacks for x86 Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 13/17] KVM: Add an arch specific hooks in 'struct kvm_kernel_irqfd' Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 17/17] iommu/vt-d: Add a command line parameter for VT-d posted-interrupts Feng Wu <feng.wu@intel.com> - 2015-08-25 11:20 +0200
  [PATCH v7 07/17] KVM: make kvm_set_msi_irq() public Feng Wu <feng.wu@intel.com> - 2015-08-25 11:30 +0200
  [PATCH v7 09/17] vfio: Register/unregister irq_bypass_producer Feng Wu <feng.wu@intel.com> - 2015-08-25 11:30 +0200
  [PATCH v7 01/17] KVM: Extend struct pi_desc for VT-d Posted-Interrupts Feng Wu <feng.wu@intel.com> - 2015-08-25 11:30 +0200
  [PATCH v7 03/17] KVM: Define a new interface kvm_intr_is_single_vcpu() Feng Wu <feng.wu@intel.com> - 2015-08-25 11:30 +0200
  [PATCH v7 05/17] KVM: Add interfaces to control PI outside vmx Feng Wu <feng.wu@intel.com> - 2015-08-25 11:30 +0200
  [PATCH v7 06/17] KVM: Make struct kvm_irq_routing_table accessible Feng Wu <feng.wu@intel.com> - 2015-08-25 11:30 +0200

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