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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-01-20 14:01:31 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-01-20 14:01:31 -0300 |
| commit | b4b7ff4b08e691656c9d77c758fc355833128ac0 (patch) | |
| tree | 82fcb00e6b918026dc9f2d1f05ed8eee83874cc0 /drivers/vfio/pci/vfio_pci_intrs.c | |
| parent | 35acfa0fc609f2a2cd95cef4a6a9c3a5c38f1778 (diff) | |
Linux-libre 4.4-gnupck-4.4-gnu
Diffstat (limited to 'drivers/vfio/pci/vfio_pci_intrs.c')
| -rw-r--r-- | drivers/vfio/pci/vfio_pci_intrs.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c index 1f577b4ac..3b3ba1555 100644 --- a/drivers/vfio/pci/vfio_pci_intrs.c +++ b/drivers/vfio/pci/vfio_pci_intrs.c @@ -319,6 +319,7 @@ static int vfio_msi_set_vector_signal(struct vfio_pci_device *vdev, if (vdev->ctx[vector].trigger) { free_irq(irq, vdev->ctx[vector].trigger); + irq_bypass_unregister_producer(&vdev->ctx[vector].producer); kfree(vdev->ctx[vector].name); eventfd_ctx_put(vdev->ctx[vector].trigger); vdev->ctx[vector].trigger = NULL; @@ -360,6 +361,14 @@ static int vfio_msi_set_vector_signal(struct vfio_pci_device *vdev, return ret; } + vdev->ctx[vector].producer.token = trigger; + vdev->ctx[vector].producer.irq = irq; + ret = irq_bypass_register_producer(&vdev->ctx[vector].producer); + if (unlikely(ret)) + dev_info(&pdev->dev, + "irq bypass producer (token %p) registration fails: %d\n", + vdev->ctx[vector].producer.token, ret); + vdev->ctx[vector].trigger = trigger; return 0; |