File c5bf40bf-add-driver-shutdown-helpers.patch of Package libvirt.19372

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File c5bf40bf-add-driver-shutdown-helpers.patch of Package libvirt.19372

commit c5bf40bfa6afa4ec27052120e268a55213709ca4
Author: Nikolay Shirokovskiy <nshirokovskiy@virtuozzo.com>
Date:   Thu Jul 9 10:46:34 2020 +0300

libvirt: add stateShutdownPrepare/stateShutdownWait to drivers
    
    stateShutdownPrepare is supposed to inform driver that it will be closed soon
    so that the driver can prepare and finish all background threads quickly on
    stateShutdownWait call.
    
    Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy@virtuozzo.com>
    Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
    Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>

Index: libvirt-5.1.0/src/driver-state.h
===================================================================
--- libvirt-5.1.0.orig/src/driver-state.h
+++ libvirt-5.1.0/src/driver-state.h
@@ -42,6 +42,12 @@ typedef int
 typedef int
 (*virDrvStateStop)(void);
 
+typedef int
+(*virDrvStateShutdownPrepare)(void);
+
+typedef int
+(*virDrvStateShutdownWait)(void);
+
 typedef struct _virStateDriver virStateDriver;
 typedef virStateDriver *virStateDriverPtr;
 
@@ -52,6 +58,8 @@ struct _virStateDriver {
     virDrvStateCleanup stateCleanup;
     virDrvStateReload stateReload;
     virDrvStateStop stateStop;
+    virDrvStateShutdownPrepare stateShutdownPrepare;
+    virDrvStateShutdownWait stateShutdownWait;
 };
 
 
Index: libvirt-5.1.0/src/libvirt.c
===================================================================
--- libvirt-5.1.0.orig/src/libvirt.c
+++ libvirt-5.1.0/src/libvirt.c
@@ -677,6 +677,48 @@ virStateInitialize(bool privileged,
 
 
 /**
+ * virStateShutdownPrepare:
+ *
+ * Run each virtualization driver's shutdown prepare method.
+ *
+ * Returns 0 if all succeed, -1 upon any failure.
+ */
+int
+virStateShutdownPrepare(void)
+{
+    size_t i;
+
+    for (i = 0; i < virStateDriverTabCount; i++) {
+        if (virStateDriverTab[i]->stateShutdownPrepare &&
+            virStateDriverTab[i]->stateShutdownPrepare() < 0)
+            return -1;
+    }
+    return 0;
+}
+
+
+/**
+ * virStateShutdownWait:
+ *
+ * Run each virtualization driver's shutdown wait method.
+ *
+ * Returns 0 if all succeed, -1 upon any failure.
+ */
+int
+virStateShutdownWait(void)
+{
+    size_t i;
+
+    for (i = 0; i < virStateDriverTabCount; i++) {
+        if (virStateDriverTab[i]->stateShutdownWait &&
+            virStateDriverTab[i]->stateShutdownWait() < 0)
+            return -1;
+    }
+    return 0;
+}
+
+
+/**
  * virStateCleanup:
  *
  * Run each virtualization driver's cleanup method.
Index: libvirt-5.1.0/src/libvirt_internal.h
===================================================================
--- libvirt-5.1.0.orig/src/libvirt_internal.h
+++ libvirt-5.1.0/src/libvirt_internal.h
@@ -33,6 +33,8 @@ typedef void (*virStateInhibitCallback)(
 int virStateInitialize(bool privileged,
                        virStateInhibitCallback inhibit,
                        void *opaque);
+int virStateShutdownPrepare(void);
+int virStateShutdownWait(void);
 int virStateCleanup(void);
 int virStateReload(void);
 int virStateStop(void);
Index: libvirt-5.1.0/src/libvirt_private.syms
===================================================================
--- libvirt-5.1.0.orig/src/libvirt_private.syms
+++ libvirt-5.1.0/src/libvirt_private.syms
@@ -1288,6 +1288,8 @@ virSetSharedStorageDriver;
 virStateCleanup;
 virStateInitialize;
 virStateReload;
+virStateShutdownPrepare;
+virStateShutdownWait;
 virStateStop;
 virStreamInData;

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File c5bf40bf-add-driver-shutdown-helpers.patch of Package libvirt.19372

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