[PATCHv4,3/5] qemu/msi: clean used vectors state on load

Commit Message

Michael S. Tsirkin July 5, 2009, 11:40 a.m. UTC

Clean up msix vector usage state on load. Since guest might have control
over it through the device, the device will have to load this state from
file.

Signed-off-by: Michael S. Tsirkin <[e-mail]>
---
 hw/msix.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/msix.c b/hw/msix.c
index b67ea39..33549f5 100644
--- a/hw/msix.c
+++ b/hw/msix.c
@@ -301,6 +301,7 @@  void msix_load(PCIDevice *dev, QEMUFile *f)
     if (!dev->cap_present & QEMU_PCI_CAP_MSIX)
         return;
 
+    msix_free_irq_entries(dev);
     qemu_get_buffer(f, dev->msix_table_page, n * MSIX_ENTRY_SIZE);
     qemu_get_buffer(f, dev->msix_table_page + MSIX_PAGE_PENDING, (n + 7) / 8);
 }