All associated mailing lists relating to this bug:

https://listman.redhat.com/archives/libvir-list/2016-May/msg00197.html
- associated code:

Signed-off-by: Aurelien Jarno <aurelien aurel32 net>
---
 src/qemu/qemu_domain.c | 15 ++++++++++++++-
 src/qemu/qemu_domain.h |  1 +
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 173f82c..75b0545 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 173f82c..75b0545 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -1763,6 +1763,14 @@ qemuDomainDefAddDefaultDevices(virDomainDefPtr def,
             addPCIeRoot = virQEMUCapsGet(qemuCaps, QEMU_CAPS_OBJECT_GPEX);
         break;
 
+    case VIR_ARCH_MIPS:
+    case VIR_ARCH_MIPSEL:
+    case VIR_ARCH_MIPS64:
+    case VIR_ARCH_MIPS64EL:
+        if (qemuDomainMachineIsMalta(def))
+            addPCIRoot = true;
+        break;
+
     case VIR_ARCH_PPC64:
     case VIR_ARCH_PPC64LE:
         addPCIRoot = true;
@@ -4654,6 +4662,11 @@ qemuDomainMachineIsVirt(const virDomainDef *def)
            STRPREFIX(def->os.machine, "virt-");
 }
 
+bool
+qemuDomainMachineIsMalta(const virDomainDef *def)
+{
+    return STRPREFIX(def->os.machine, "malta");
+}
 
 static bool
 qemuCheckMemoryDimmConflict(const virDomainDef *def,
@@ -4830,7 +4843,7 @@ bool
 qemuDomainMachineHasBuiltinIDE(const virDomainDef *def)
 {
     return qemuDomainMachineIsI440FX(def) ||
-        STREQ(def->os.machine, "malta") ||
+        qemuDomainMachineIsMalta(def) ||
         STREQ(def->os.machine, "sun4u") ||
         STREQ(def->os.machine, "g3beige");
 }
diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h
index 95f821c..adba5fa 100644
--- a/src/qemu/qemu_domain.h
+++ b/src/qemu/qemu_domain.h
@@ -585,6 +585,7 @@ bool qemuDomainMachineIsI440FX(const virDomainDef *def);
 bool qemuDomainMachineNeedsFDC(const virDomainDef *def);
 bool qemuDomainMachineIsS390CCW(const virDomainDef *def);
 bool qemuDomainMachineIsVirt(const virDomainDef *def);
+bool qemuDomainMachineIsMalta(const virDomainDef *def);
 bool qemuDomainMachineHasBuiltinIDE(const virDomainDef *def);
 
 int qemuDomainUpdateCurrentMemorySize(virQEMUDriverPtr driver,
-- 



https://www.spinics.net/linux/fedora/libvir/msg227695.html
- references general libvirt pci bus error

https://www.spinics.net/linux/fedora/libvir/msg227696.html
- associated code:

Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
---
 src/util/virarch.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/util/virarch.h b/src/util/virarch.h
index 528f84f8a5..81b1b27a57 100644
--- a/src/util/virarch.h
+++ b/src/util/virarch.h
@@ -95,6 +95,11 @@ typedef enum {
 #define ARCH_IS_S390(arch) ((arch) == VIR_ARCH_S390 ||\
                             (arch) == VIR_ARCH_S390X)
 
+#define ARCH_IS_MIPS(arch) ((arch) == VIR_ARCH_MIPS ||\
+                            (arch) == VIR_ARCH_MIPSEL ||\
+                            (arch) == VIR_ARCH_MIPS64 ||\
+                            (arch) == VIR_ARCH_MIPS64EL)
+
 #define ARCH_IS_MIPS64(arch) ((arch) == VIR_ARCH_MIPS64 ||\
                               (arch) == VIR_ARCH_MIPS64EL)
 
-- 

https://www.spinics.net/linux/fedora/libvir/msg227697.html
- associated code:

Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
---
 src/qemu/qemu_domain.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 0bae9b9202..b7aad65048 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -3703,6 +3703,14 @@ qemuDomainDefAddDefaultDevices(virQEMUDriver *driver,
         addPCIRoot = true;
         break;
 
+    case VIR_ARCH_MIPS:
+    case VIR_ARCH_MIPSEL:
+    case VIR_ARCH_MIPS64:
+    case VIR_ARCH_MIPS64EL:
+        if (qemuDomainIsMipsMalta(def))
+            addPCIRoot = true;
+        break;
+
     case VIR_ARCH_ARMV7B:
     case VIR_ARCH_CRIS:
     case VIR_ARCH_ITANIUM:
@@ -3710,10 +3718,6 @@ qemuDomainDefAddDefaultDevices(virQEMUDriver *driver,
     case VIR_ARCH_M68K:
     case VIR_ARCH_MICROBLAZE:
     case VIR_ARCH_MICROBLAZEEL:
-    case VIR_ARCH_MIPS:
-    case VIR_ARCH_MIPSEL:
-    case VIR_ARCH_MIPS64:
-    case VIR_ARCH_MIPS64EL:
     case VIR_ARCH_OR32:
     case VIR_ARCH_PARISC:
     case VIR_ARCH_PARISC64:
--