[libvirt PATCH v5 10/30] nodedev: add DEFINED/UNDEFINED lifecycle events

Jonathon Jongsma jjongsma at redhat.com
Tue Mar 2 22:30:45 UTC 2021


Since a mediated device can be persistently defined by the mdevctl
backend, we need additional lifecycle events beyond CREATED/DELETED to
indicate that e.g. the device has been stopped but the device definition
still exists.

Signed-off-by: Jonathon Jongsma <jjongsma at redhat.com>
---
 examples/c/misc/event-test.c      | 4 ++++
 include/libvirt/libvirt-nodedev.h | 2 ++
 tools/virsh-nodedev.c             | 4 +++-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/examples/c/misc/event-test.c b/examples/c/misc/event-test.c
index 76d4f3f6e8..10c707e66b 100644
--- a/examples/c/misc/event-test.c
+++ b/examples/c/misc/event-test.c
@@ -381,6 +381,10 @@ nodeDeviceEventToString(int event)
             return "Created";
         case VIR_NODE_DEVICE_EVENT_DELETED:
             return "Deleted";
+        case VIR_NODE_DEVICE_EVENT_DEFINED:
+            return "Defined";
+        case VIR_NODE_DEVICE_EVENT_UNDEFINED:
+            return "Undefined";
         case VIR_NODE_DEVICE_EVENT_LAST:
             break;
     }
diff --git a/include/libvirt/libvirt-nodedev.h b/include/libvirt/libvirt-nodedev.h
index 2deead0791..77d814935e 100644
--- a/include/libvirt/libvirt-nodedev.h
+++ b/include/libvirt/libvirt-nodedev.h
@@ -196,6 +196,8 @@ int virConnectNodeDeviceEventDeregisterAny(virConnectPtr conn,
 typedef enum {
     VIR_NODE_DEVICE_EVENT_CREATED = 0,
     VIR_NODE_DEVICE_EVENT_DELETED = 1,
+    VIR_NODE_DEVICE_EVENT_DEFINED = 2,
+    VIR_NODE_DEVICE_EVENT_UNDEFINED = 3,
 
 # ifdef VIR_ENUM_SENTINELS
     VIR_NODE_DEVICE_EVENT_LAST
diff --git a/tools/virsh-nodedev.c b/tools/virsh-nodedev.c
index fedc8497f8..b9fe9b8be1 100644
--- a/tools/virsh-nodedev.c
+++ b/tools/virsh-nodedev.c
@@ -775,7 +775,9 @@ VIR_ENUM_DECL(virshNodeDeviceEvent);
 VIR_ENUM_IMPL(virshNodeDeviceEvent,
               VIR_NODE_DEVICE_EVENT_LAST,
               N_("Created"),
-              N_("Deleted"));
+              N_("Deleted"),
+              N_("Defined"),
+              N_("Undefined"));
 
 static const char *
 virshNodeDeviceEventToString(int event)
-- 
2.26.2




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