diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-08-18 12:19:19 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-08-18 12:19:19 +0200 |
| commit | 2eeb321fd2e24c0910e96e82509a961d1531fa29 (patch) | |
| tree | 800cea75783554f02e9b0254707346d54516546e /virt/kvm/arm/vgic/vgic.c | |
| parent | c95ba92afb238ac565c68968fc72e38ca8d1b6e8 (diff) | |
| parent | f7f6f2d94f0027242ddfd665289b107a873fde43 (diff) | |
Merge tag 'kvm-arm-for-v4.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/ARM Fixes for v4.8-rc3
This tag contains the following fixes on top of v4.8-rc1:
- ITS init issues
- ITS error handling issues
- ITS IRQ leakage fix
- Plug a couple of ITS race conditions
- An erratum workaround for timers
- Some removal of misleading use of errors and comments
- A fix for GICv3 on 32-bit guests
Diffstat (limited to 'virt/kvm/arm/vgic/vgic.c')
| -rw-r--r-- | virt/kvm/arm/vgic/vgic.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/virt/kvm/arm/vgic/vgic.c b/virt/kvm/arm/vgic/vgic.c index e7aeac719e09..e83b7fe4baae 100644 --- a/virt/kvm/arm/vgic/vgic.c +++ b/virt/kvm/arm/vgic/vgic.c @@ -117,17 +117,17 @@ static void vgic_irq_release(struct kref *ref) void vgic_put_irq(struct kvm *kvm, struct vgic_irq *irq) { - struct vgic_dist *dist; + struct vgic_dist *dist = &kvm->arch.vgic; if (irq->intid < VGIC_MIN_LPI) return; - if (!kref_put(&irq->refcount, vgic_irq_release)) + spin_lock(&dist->lpi_list_lock); + if (!kref_put(&irq->refcount, vgic_irq_release)) { + spin_unlock(&dist->lpi_list_lock); return; + }; - dist = &kvm->arch.vgic; - - spin_lock(&dist->lpi_list_lock); list_del(&irq->lpi_list); dist->lpi_list_count--; spin_unlock(&dist->lpi_list_lock); |