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[libvirt] [PATCH v3 3/4] remote: introduce remoteSetSchedulerParametersFlags



support for virDomainSetSchedulerParametersFlags of remote driver.
---
 daemon/remote.c              |   71 ++++++++++++++++++++++++++++++++++++++++++
 src/remote/remote_driver.c   |   69 ++++++++++++++++++++++++++++++++++++++++
 src/remote/remote_protocol.x |    9 +++++-
 3 files changed, 148 insertions(+), 1 deletions(-)

diff --git a/daemon/remote.c b/daemon/remote.c
index ea36bf5..993813b 100644
--- a/daemon/remote.c
+++ b/daemon/remote.c
@@ -688,6 +688,77 @@ cleanup:
 }
 
 static int
+remoteDispatchDomainSetSchedulerParametersFlags(struct qemud_server *server ATTRIBUTE_UNUSED,
+                                                struct qemud_client *client ATTRIBUTE_UNUSED,
+                                                virConnectPtr conn,
+                                                remote_message_header *hdr ATTRIBUTE_UNUSED,
+                                                remote_error *rerr,
+                                                remote_domain_set_scheduler_parameters_flags_args *args,
+                                                void *ret ATTRIBUTE_UNUSED)
+{
+    virDomainPtr dom = NULL;
+    virSchedParameterPtr params = NULL;
+    int i, nparams;
+    int rv = -1;
+
+    if (!conn) {
+        virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
+        goto cleanup;
+    }
+
+    nparams = args->params.params_len;
+
+    if (nparams > REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX) {
+        virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
+        goto cleanup;
+    }
+    if (VIR_ALLOC_N(params, nparams) < 0) {
+        virReportOOMError();
+        goto cleanup;
+    }
+
+    /* Deserialise parameters. */
+    for (i = 0; i < nparams; ++i) {
+        if (virStrcpyStatic(params[i].field, args->params.params_val[i].field) == NULL) {
+            virNetError(VIR_ERR_INTERNAL_ERROR, _("Field %s too big for destination"),
+                                      args->params.params_val[i].field);
+            goto cleanup;
+        }
+        params[i].type = args->params.params_val[i].value.type;
+        switch (params[i].type) {
+        case VIR_DOMAIN_SCHED_FIELD_INT:
+            params[i].value.i = args->params.params_val[i].value.remote_sched_param_value_u.i; break;
+        case VIR_DOMAIN_SCHED_FIELD_UINT:
+            params[i].value.ui = args->params.params_val[i].value.remote_sched_param_value_u.ui; break;
+        case VIR_DOMAIN_SCHED_FIELD_LLONG:
+            params[i].value.l = args->params.params_val[i].value.remote_sched_param_value_u.l; break;
+        case VIR_DOMAIN_SCHED_FIELD_ULLONG:
+            params[i].value.ul = args->params.params_val[i].value.remote_sched_param_value_u.ul; break;
+        case VIR_DOMAIN_SCHED_FIELD_DOUBLE:
+            params[i].value.d = args->params.params_val[i].value.remote_sched_param_value_u.d; break;
+        case VIR_DOMAIN_SCHED_FIELD_BOOLEAN:
+            params[i].value.b = args->params.params_val[i].value.remote_sched_param_value_u.b; break;
+        }
+    }
+
+    if (!(dom = get_nonnull_domain(conn, args->dom)))
+        goto cleanup;
+
+    if (virDomainSetSchedulerParametersFlags(dom, params, nparams, args->flags) < 0)
+        goto cleanup;
+
+    rv = 0;
+
+cleanup:
+    if (rv < 0)
+        remoteDispatchError(rerr);
+    if (dom)
+        virDomainFree(dom);
+    VIR_FREE(params);
+    return rv;
+}
+
+static int
 remoteDispatchDomainMemoryStats(struct qemud_server *server ATTRIBUTE_UNUSED,
                                 struct qemud_client *client ATTRIBUTE_UNUSED,
                                 virConnectPtr conn,
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index 45d0f80..52ea6b9 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -2692,6 +2692,74 @@ done:
 }
 
 static int
+remoteDomainSetSchedulerParametersFlags(virDomainPtr domain,
+                                        virSchedParameterPtr params,
+                                        int nparams,
+                                        unsigned int flags)
+{
+    int rv = -1;
+    remote_domain_set_scheduler_parameters_flags_args args;
+    int i, do_error;
+    struct private_data *priv = domain->conn->privateData;
+
+    remoteDriverLock(priv);
+
+    make_nonnull_domain (&args.dom, domain);
+
+    /* Serialise the scheduler parameters. */
+    args.params.params_len = nparams;
+    args.flags = flags;
+    if (VIR_ALLOC_N(args.params.params_val, nparams) < 0) {
+        virReportOOMError();
+        goto done;
+    }
+
+    do_error = 0;
+    for (i = 0; i < nparams; ++i) {
+        /* call() will free this: */
+        args.params.params_val[i].field = strdup (params[i].field);
+        if (args.params.params_val[i].field == NULL) {
+            virReportOOMError();
+            do_error = 1;
+        }
+        args.params.params_val[i].value.type = params[i].type;
+        switch (params[i].type) {
+        case VIR_DOMAIN_SCHED_FIELD_INT:
+            args.params.params_val[i].value.remote_sched_param_value_u.i = params[i].value.i; break;
+        case VIR_DOMAIN_SCHED_FIELD_UINT:
+            args.params.params_val[i].value.remote_sched_param_value_u.ui = params[i].value.ui; break;
+        case VIR_DOMAIN_SCHED_FIELD_LLONG:
+            args.params.params_val[i].value.remote_sched_param_value_u.l = params[i].value.l; break;
+        case VIR_DOMAIN_SCHED_FIELD_ULLONG:
+            args.params.params_val[i].value.remote_sched_param_value_u.ul = params[i].value.ul; break;
+        case VIR_DOMAIN_SCHED_FIELD_DOUBLE:
+            args.params.params_val[i].value.remote_sched_param_value_u.d = params[i].value.d; break;
+        case VIR_DOMAIN_SCHED_FIELD_BOOLEAN:
+            args.params.params_val[i].value.remote_sched_param_value_u.b = params[i].value.b; break;
+        default:
+            remoteError(VIR_ERR_RPC, "%s", _("unknown parameter type"));
+            do_error = 1;
+        }
+    }
+
+    if (do_error) {
+        xdr_free ((xdrproc_t) xdr_remote_domain_set_scheduler_parameters_flags_args, (char *) &args);
+        goto done;
+    }
+
+    if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_SET_SCHEDULER_PARAMETERS_FLAGS,
+              (xdrproc_t) xdr_remote_domain_set_scheduler_parameters_flags_args, (char *) &args,
+              (xdrproc_t) xdr_void, (char *) NULL) == -1)
+        goto done;
+
+    rv = 0;
+
+done:
+    remoteDriverUnlock(priv);
+    return rv;
+}
+
+static int
 remoteDomainMemoryStats (virDomainPtr domain,
                          struct _virDomainMemoryStat *stats,
                          unsigned int nr_stats)
@@ -6880,6 +6948,7 @@ static virDriver remote_driver = {
     .domainMigratePerform3 = remoteDomainMigratePerform3, /* 0.9.2 */
     .domainMigrateFinish3 = remoteDomainMigrateFinish3, /* 0.9.2 */
     .domainMigrateConfirm3 = remoteDomainMigrateConfirm3, /* 0.9.2 */
+    .domainSetSchedulerParametersFlags = remoteDomainSetSchedulerParametersFlags, /* 0.9.2 */
 };
 
 static virNetworkDriver network_driver = {
diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x
index e204eb0..7bf023d 100644
--- a/src/remote/remote_protocol.x
+++ b/src/remote/remote_protocol.x
@@ -476,6 +476,12 @@ struct remote_domain_set_scheduler_parameters_args {
     remote_sched_param params<REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX>;
 };
 
+struct remote_domain_set_scheduler_parameters_flags_args {
+    remote_nonnull_domain dom;
+    remote_sched_param params<REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX>;
+    unsigned int flags;
+};
+
 struct remote_domain_set_blkio_parameters_args {
     remote_nonnull_domain dom;
     remote_blkio_param params<REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX>;
@@ -2284,7 +2290,8 @@ enum remote_procedure {
     REMOTE_PROC_DOMAIN_MIGRATE_PREPARE_TUNNEL3 = 215, /* skipgen skipgen */
     REMOTE_PROC_DOMAIN_MIGRATE_PERFORM3 = 216, /* skipgen skipgen */
     REMOTE_PROC_DOMAIN_MIGRATE_FINISH3 = 217, /* skipgen skipgen */
-    REMOTE_PROC_DOMAIN_MIGRATE_CONFIRM3 = 218 /* skipgen skipgen */
+    REMOTE_PROC_DOMAIN_MIGRATE_CONFIRM3 = 218, /* skipgen skipgen */
+    REMOTE_PROC_DOMAIN_SET_SCHEDULER_PARAMETERS_FLAGS = 219 /* skipgen skipgen */
 
     /*
      * Notice how the entries are grouped in sets of 10 ?
-- 
1.7.3.1


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