From: "Daniel P. Berrange" <berra...@redhat.com>

Make the xenUnifiedDomainShutdownFlags and xenUnifiedDomainReboot
driver methods unconditionally call the XenD APIs for shutdown
and reboot. Delete the unreachable impls in the XenStore driver.

Signed-off-by: Daniel P. Berrange <berra...@redhat.com>
---
 src/xen/xen_driver.c    | 22 +++---------------
 src/xen/xen_driver.h    |  2 --
 src/xen/xend_internal.c |  7 +-----
 src/xen/xend_internal.h |  2 +-
 src/xen/xs_internal.c   | 62 -------------------------------------------------
 src/xen/xs_internal.h   |  3 ---
 6 files changed, 5 insertions(+), 93 deletions(-)

diff --git a/src/xen/xen_driver.c b/src/xen/xen_driver.c
index b6d5124..db13438 100644
--- a/src/xen/xen_driver.c
+++ b/src/xen/xen_driver.c
@@ -744,18 +744,9 @@ static int
 xenUnifiedDomainShutdownFlags(virDomainPtr dom,
                               unsigned int flags)
 {
-    xenUnifiedPrivatePtr priv = dom->conn->privateData;
-    int i;
-
     virCheckFlags(0, -1);
 
-    for (i = 0; i < XEN_UNIFIED_NR_DRIVERS; ++i)
-        if (priv->opened[i] &&
-            drivers[i]->xenDomainShutdown &&
-            drivers[i]->xenDomainShutdown(dom) == 0)
-            return 0;
-
-    return -1;
+    return xenDaemonDomainShutdown(dom);
 }
 
 static int
@@ -767,16 +758,9 @@ xenUnifiedDomainShutdown(virDomainPtr dom)
 static int
 xenUnifiedDomainReboot(virDomainPtr dom, unsigned int flags)
 {
-    xenUnifiedPrivatePtr priv = dom->conn->privateData;
-    int i;
-
-    for (i = 0; i < XEN_UNIFIED_NR_DRIVERS; ++i)
-        if (priv->opened[i] &&
-            drivers[i]->xenDomainReboot &&
-            drivers[i]->xenDomainReboot(dom, flags) == 0)
-            return 0;
+    virCheckFlags(0, -1);
 
-    return -1;
+    return xenDaemonDomainReboot(dom);
 }
 
 static int
diff --git a/src/xen/xen_driver.h b/src/xen/xen_driver.h
index ac38b19..b77067d 100644
--- a/src/xen/xen_driver.h
+++ b/src/xen/xen_driver.h
@@ -94,8 +94,6 @@ extern int xenRegister (void);
  */
 struct xenUnifiedDriver {
     virDrvConnectGetHostname xenGetHostname;
-    virDrvDomainShutdown xenDomainShutdown;
-    virDrvDomainReboot xenDomainReboot;
     virDrvDomainDestroyFlags xenDomainDestroyFlags;
     virDrvDomainGetOSType xenDomainGetOSType;
     virDrvDomainGetMaxMemory xenDomainGetMaxMemory;
diff --git a/src/xen/xend_internal.c b/src/xen/xend_internal.c
index 0f658db..1cd810b 100644
--- a/src/xen/xend_internal.c
+++ b/src/xen/xend_internal.c
@@ -1320,7 +1320,6 @@ xenDaemonDomainShutdown(virDomainPtr domain)
 /**
  * xenDaemonDomainReboot:
  * @domain: pointer to the Domain block
- * @flags: extra flags for the reboot operation, not used yet
  *
  * Reboot the domain, the OS is requested to properly shutdown
  * and restart but the domain may ignore it.  It will return immediately
@@ -1329,10 +1328,8 @@ xenDaemonDomainShutdown(virDomainPtr domain)
  * Returns 0 in case of success, -1 (with errno) in case of error.
  */
 int
-xenDaemonDomainReboot(virDomainPtr domain, unsigned int flags)
+xenDaemonDomainReboot(virDomainPtr domain)
 {
-    virCheckFlags(0, -1);
-
     if (domain->id < 0) {
         virReportError(VIR_ERR_OPERATION_INVALID,
                        _("Domain %s isn't running."), domain->name);
@@ -3450,8 +3447,6 @@ xenDaemonDomainBlockPeek(virDomainPtr domain,
 }
 
 struct xenUnifiedDriver xenDaemonDriver = {
-    .xenDomainShutdown = xenDaemonDomainShutdown,
-    .xenDomainReboot = xenDaemonDomainReboot,
     .xenDomainDestroyFlags = xenDaemonDomainDestroyFlags,
     .xenDomainGetOSType = xenDaemonDomainGetOSType,
     .xenDomainGetMaxMemory = xenDaemonDomainGetMaxMemory,
diff --git a/src/xen/xend_internal.h b/src/xen/xend_internal.h
index e8713a7..27e8fbd 100644
--- a/src/xen/xend_internal.h
+++ b/src/xen/xend_internal.h
@@ -90,7 +90,7 @@ int xenDaemonNodeGetTopology(virConnectPtr conn, virCapsPtr 
caps);
 int xenDaemonDomainSuspend(virDomainPtr domain);
 int xenDaemonDomainResume(virDomainPtr domain);
 int xenDaemonDomainShutdown(virDomainPtr domain);
-int xenDaemonDomainReboot(virDomainPtr domain, unsigned int flags);
+int xenDaemonDomainReboot(virDomainPtr domain);
 int xenDaemonDomainDestroyFlags(virDomainPtr domain, unsigned int flags);
 int xenDaemonDomainSave(virDomainPtr domain, const char *filename);
 int xenDaemonDomainCoreDump(virDomainPtr domain, const char *filename,
diff --git a/src/xen/xs_internal.c b/src/xen/xs_internal.c
index 7926535..a7a8d15 100644
--- a/src/xen/xs_internal.c
+++ b/src/xen/xs_internal.c
@@ -58,8 +58,6 @@ static void xenStoreWatchEvent(int watch, int fd, int events, 
void *data);
 static void xenStoreWatchListFree(xenStoreWatchListPtr list);
 
 struct xenUnifiedDriver xenStoreDriver = {
-    .xenDomainShutdown = xenStoreDomainShutdown,
-    .xenDomainReboot = xenStoreDomainReboot,
     .xenDomainGetOSType = xenStoreDomainGetOSType,
     .xenDomainGetMaxMemory = xenStoreDomainGetMaxMemory,
     .xenDomainSetMemory = xenStoreDomainSetMemory,
@@ -581,66 +579,6 @@ xenStoreListDomains(virConnectPtr conn, int *ids, int 
maxids)
 }
 
 
-/**
- * xenStoreDomainShutdown:
- * @domain: pointer to the Domain block
- *
- * Shutdown the domain, the OS is requested to properly shutdown
- * and the domain may ignore it.  It will return immediately
- * after queuing the request.
- *
- * Returns 0 in case of success, -1 in case of error.
- */
-int
-xenStoreDomainShutdown(virDomainPtr domain)
-{
-    int ret;
-    xenUnifiedPrivatePtr priv = domain->conn->privateData;
-
-    if (domain->id == -1 || domain->id == 0)
-        return -1;
-    /*
-     * this is very hackish, the domU kernel probes for a special
-     * node in the xenstore and launch the shutdown command if found.
-     */
-    xenUnifiedLock(priv);
-    ret = virDomainDoStoreWrite(domain, "control/shutdown", "poweroff");
-    xenUnifiedUnlock(priv);
-    return ret;
-}
-
-/**
- * xenStoreDomainReboot:
- * @domain: pointer to the Domain block
- * @flags: extra flags for the reboot operation, not used yet
- *
- * Reboot the domain, the OS is requested to properly shutdown
- * and reboot but the domain may ignore it.  It will return immediately
- * after queuing the request.
- *
- * Returns 0 in case of success, -1 in case of error.
- */
-int
-xenStoreDomainReboot(virDomainPtr domain, unsigned int flags)
-{
-    int ret;
-    xenUnifiedPrivatePtr priv = domain->conn->privateData;
-
-    virCheckFlags(0, -1);
-
-    if (domain->id == -1 || domain->id == 0)
-        return -1;
-    /*
-     * this is very hackish, the domU kernel probes for a special
-     * node in the xenstore and launch the shutdown command if found.
-     */
-
-    xenUnifiedLock(priv);
-    ret = virDomainDoStoreWrite(domain, "control/shutdown", "reboot");
-    xenUnifiedUnlock(priv);
-    return ret;
-}
-
 /*
  * xenStoreDomainGetOSType:
  * @domain: a domain object
diff --git a/src/xen/xs_internal.h b/src/xen/xs_internal.h
index fc7798d..da98eea 100644
--- a/src/xen/xs_internal.h
+++ b/src/xen/xs_internal.h
@@ -47,9 +47,6 @@ unsigned long xenStoreGetMaxMemory    (virDomainPtr domain);
 int            xenStoreDomainSetMemory (virDomainPtr domain,
                                          unsigned long memory);
 unsigned long long xenStoreDomainGetMaxMemory(virDomainPtr domain);
-int            xenStoreDomainShutdown  (virDomainPtr domain);
-int            xenStoreDomainReboot    (virDomainPtr domain,
-                                         unsigned int flags);
 
 int             xenStoreDomainGetVNCPort(virConnectPtr conn,
                                          int domid);
-- 
1.8.1.4

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