From: Eric Auger <[email protected]>

At the point smmu_find_add_as() gets called, the bus number might
not be computed. Let's change the name of IOMMU memory region and
just use the devfn and an incrementing index.

The name only is used for debug.

Signed-off-by: Eric Auger <[email protected]>
Message-id: [email protected]
Reviewed-by: Peter Maydell <[email protected]>
Signed-off-by: Peter Maydell <[email protected]>
---
 hw/arm/smmu-common.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/hw/arm/smmu-common.c b/hw/arm/smmu-common.c
index 55c75d65d2e..3f55cfd1934 100644
--- a/hw/arm/smmu-common.c
+++ b/hw/arm/smmu-common.c
@@ -311,6 +311,7 @@ static AddressSpace *smmu_find_add_as(PCIBus *bus, void 
*opaque, int devfn)
     SMMUState *s = opaque;
     SMMUPciBus *sbus = g_hash_table_lookup(s->smmu_pcibus_by_busptr, bus);
     SMMUDevice *sdev;
+    static uint index;
 
     if (!sbus) {
         sbus = g_malloc0(sizeof(SMMUPciBus) +
@@ -321,9 +322,8 @@ static AddressSpace *smmu_find_add_as(PCIBus *bus, void 
*opaque, int devfn)
 
     sdev = sbus->pbdev[devfn];
     if (!sdev) {
-        char *name = g_strdup_printf("%s-%d-%d",
-                                     s->mrtypename,
-                                     pci_bus_num(bus), devfn);
+        char *name = g_strdup_printf("%s-%d-%d", s->mrtypename, devfn, 
index++);
+
         sdev = sbus->pbdev[devfn] = g_new0(SMMUDevice, 1);
 
         sdev->smmu = s;
-- 
2.19.0


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