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e5fc734541
Use the new hypercall PHYSDEVOP_get_free_pirq to ask Xen to allocate a pirq. Remove the unsupported PHYSDEVOP_get_nr_pirqs hypercall to get the amount of pirq available. This fixes find_unbound_pirq that otherwise would return a number starting from nr_irqs that might very well be out of range in Xen. The symptom of this bug is that when you passthrough an MSI capable pci device to a PV on HVM guest, Linux would fail to enable MSIs on the device. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> |
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.. | ||
hvm | ||
io | ||
callback.h | ||
elfnote.h | ||
event_channel.h | ||
features.h | ||
grant_table.h | ||
memory.h | ||
physdev.h | ||
sched.h | ||
vcpu.h | ||
version.h | ||
xen.h | ||
xencomm.h |