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virtio_pci: use pci_alloc_irq_vectors

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This avoids the separate allocation for the msix_entries structures, and
instead allows us to use pci_irq_vector to find a given IRQ vector.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Christoph Hellwig
2016-11-17 11:43:13 +01:00
committed by Michael S. Tsirkin
parent d41795978c
commit fa3a327935
2 changed files with 17 additions and 26 deletions
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1
drivers/virtio/virtio_pci_common.h
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@@ -85,7 +85,6 @@ struct virtio_pci_device {
/* MSI-X support */
int msix_enabled;
int intx_enabled;
struct msix_entry *msix_entries;
cpumask_var_t *msix_affinity_masks;
/* Name strings for interrupts. This size should be enough,
* and I'm too lazy to allocate each name separately. */