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(parent: 3849e5f) | patch
virtio-serial: Use MSI vectors for port virtqueues
authorAmit Shah <amit.shah@redhat.com>
Tue, 19 Jan 2010 19:06:58 +0000 (00:36 +0530)
committerAnthony Liguori <aliguori@us.ibm.com>
Wed, 20 Jan 2010 14:25:23 +0000 (08:25 -0600)
commitdf9369f11d0078fc1e8129cecc0572dfc05aa2e1
treec86de90ff1fc320430ff54a8c4884aedb1078cbdtree | snapshot
parent3849e5f60b2bcf7098e1ac84ee211c856923b2decommit | diff
virtio-serial: Use MSI vectors for port virtqueues

This commit enables the use of MSI interrupts for virtqueue
notifications for ports. We use nr_ports + 1 (for control channel) msi
entries for the ports, as only the in_vq operations need an interrupt on
the guest.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
hw/virtio-pci.c diff | blob | history
Domain: SDK / Emulator;