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msix: add helper to unuse all msix entries
will be used by virtio on soft reset Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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@ -378,3 +378,10 @@ void msix_vector_unuse(PCIDevice *dev, unsigned vector)
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if (vector < dev->msix_entries_nr && dev->msix_entry_used[vector])
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--dev->msix_entry_used[vector];
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}
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void msix_unuse_all_vectors(PCIDevice *dev)
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{
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if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
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return;
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msix_free_irq_entries(dev);
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}
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