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authorPeter Maydell <peter.maydell@linaro.org>2016-09-15 19:36:02 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-09-15 19:36:02 +0100
commitebc231d7daf1f41b23d8b6a6d1234800b86e5fe2 (patch)
tree9eff4066e8a48bf0832f9214a6f3c77824f2e647
parent5f473241ac595452ae0638dc63e7af2a2294f5ec (diff)
parent6d17a018d09801a2b18133a4febd81433bb0cf85 (diff)
downloadqemu-ebc231d7daf1f41b23d8b6a6d1234800b86e5fe2.zip
Merge remote-tracking branch 'remotes/awilliam/tags/vfio-fixes-20160915.0' into staging
VFIO fixes 2016-09-15 Fix a 2.7.0 regression affecting POWER8 systems in relation to EEH, possibly extending to subtle changes for other devices and archs. (David Gibson) # gpg: Signature made Thu 15 Sep 2016 18:31:42 BST # gpg: using RSA key 0x239B9B6E3BB08B22 # gpg: Good signature from "Alex Williamson <alex.williamson@redhat.com>" # gpg: aka "Alex Williamson <alex@shazbot.org>" # gpg: aka "Alex Williamson <alwillia@redhat.com>" # gpg: aka "Alex Williamson <alex.l.williamson@gmail.com>" # Primary key fingerprint: 42F6 C04E 540B D1A9 9E7B 8A90 239B 9B6E 3BB0 8B22 * remotes/awilliam/tags/vfio-fixes-20160915.0: vfio/pci: Fix regression in MSI routing configuration Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/vfio/pci.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index 7bfa17ce38..a5a620a0c4 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -496,7 +496,9 @@ static int vfio_msix_vector_do_use(PCIDevice *pdev, unsigned int nr,
vfio_update_kvm_msi_virq(vector, *msg, pdev);
}
} else {
- vfio_add_kvm_msi_virq(vdev, vector, nr, true);
+ if (msg) {
+ vfio_add_kvm_msi_virq(vdev, vector, nr, true);
+ }
}
/*