On Mon, Nov 07, 2016 at 03:09:47PM +0800, Jason Wang wrote: > To avoid duplicated name and ease debugging. > > Cc: Michael S. Tsirkin <m...@redhat.com> > Cc: Paolo Bonzini <pbonz...@redhat.com> > Cc: Richard Henderson <r...@twiddle.net> > Cc: Eduardo Habkost <ehabk...@redhat.com> > Acked-by: Peter Xu <pet...@redhat.com> > Signed-off-by: Jason Wang <jasow...@redhat.com> > --- > hw/i386/intel_iommu.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c > index 1655a65..5272c30 100644 > --- a/hw/i386/intel_iommu.c > +++ b/hw/i386/intel_iommu.c > @@ -2323,6 +2323,7 @@ VTDAddressSpace *vtd_find_add_as(IntelIOMMUState *s, > PCIBus *bus, int devfn) > uintptr_t key = (uintptr_t)bus; > VTDBus *vtd_bus = g_hash_table_lookup(s->vtd_as_by_busptr, &key); > VTDAddressSpace *vtd_dev_as; > + char name[128]; > > if (!vtd_bus) { > /* No corresponding free() */ > @@ -2336,6 +2337,7 @@ VTDAddressSpace *vtd_find_add_as(IntelIOMMUState *s, > PCIBus *bus, int devfn) > vtd_dev_as = vtd_bus->dev_as[devfn]; > > if (!vtd_dev_as) { > + snprintf(name, sizeof(name), "intel_iommu_devfn_%d", devfn);
Better with bus number as well? ;) Like: "%02x:%02x.%x" for (bus, dev, fn). Thanks, -- peterx