On Fri, 2015-03-27 at 16:48 +0800, Wanpeng Li wrote:
> After commit 6140a8f56238 ("vfio-pci: Add device request interface") merged,
> there is error dump when run guest as below:
>
> qemu-system-x86_64 -enable-kvm -m 2G -smp 2 -net none /root/cathy/rhel6u5.qcow -device vfio-pci,host=03:10.5
> qemu-system-x86_64: -device vfio-pci,host=03:10.5: vfio: Failed to set up error notification
>
> This is caused by missing one break, this patch fix it.
>
> Reported-and-tested-by: Liu Rongrong <rongrongx.liu@xxxxxxxxx>
> Signed-off-by: Wanpeng Li <wanpeng.li@xxxxxxxxxxxxxxx>
> ---
> drivers/vfio/pci/vfio_pci_intrs.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c
> index f88bfdf..d1b6845 100644
> --- a/drivers/vfio/pci/vfio_pci_intrs.c
> +++ b/drivers/vfio/pci/vfio_pci_intrs.c
> @@ -868,6 +868,7 @@ int vfio_pci_set_irqs_ioctl(struct vfio_pci_device *vdev, uint32_t flags,
> func = vfio_pci_set_err_trigger;
> break;
> }
> + break;
> case VFIO_PCI_REQ_IRQ_INDEX:
> switch (flags & VFIO_IRQ_SET_ACTION_TYPE_MASK) {
> case VFIO_IRQ_SET_ACTION_TRIGGER:
Thanks for the report. This was already fixed in v4.0-rc4:
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drivers/vfio/pci/vfio_pci_intrs.c?id=ec76f4007079469e86e2e44c3e5d1d11086de9d6
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