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    SubjectRe: [PATCH] vfio: Add an ioctl to reset the device
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    On Tue, 2011-04-19 at 15:07 -0700, Chris Wright wrote:
    > * Alex Williamson (alex.williamson@redhat.com) wrote:
    > > When using VFIO to assign a device to a guest, we want to make sure
    > > the device is quiesced on VM reset to stop all DMA within the guest
    > > mapped memory. Add an ioctl which just calls pci_reset_function()
    > > and returns whether it succeeds.
    >
    > Shouldn't there be a reset when binding/unbinding vfio to/from a pci
    > device?

    There's already one when the /dev/vfioX file is opened, we should add
    another on release, and probably add the same PCI save state store/load
    that I'm proposing for KVM across those. Thanks,

    Alex



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