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[Qemu-devel] [PULL 08/10] multifd: Drop x-


From: Juan Quintela
Subject: [Qemu-devel] [PULL 08/10] multifd: Drop x-
Date: Wed, 13 Mar 2019 12:51:19 +0100

We make it supported from now on.

Reviewed-by: Dr. David Alan Gilbert <address@hidden>
Reviewed-by: Markus Armbruster <address@hidden>
Signed-off-by: Juan Quintela <address@hidden>
---
 hmp.c                 | 10 +++++-----
 migration/migration.c | 26 +++++++++++++-------------
 qapi/migration.json   | 34 +++++++++++++++++-----------------
 3 files changed, 35 insertions(+), 35 deletions(-)

diff --git a/hmp.c b/hmp.c
index ddaf98d402..876c656c94 100644
--- a/hmp.c
+++ b/hmp.c
@@ -432,8 +432,8 @@ void hmp_info_migrate_parameters(Monitor *mon, const QDict 
*qdict)
             MigrationParameter_str(MIGRATION_PARAMETER_BLOCK_INCREMENTAL),
             params->block_incremental ? "on" : "off");
         monitor_printf(mon, "%s: %u\n",
-            MigrationParameter_str(MIGRATION_PARAMETER_X_MULTIFD_CHANNELS),
-            params->x_multifd_channels);
+            MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS),
+            params->multifd_channels);
         monitor_printf(mon, "%s: %" PRIu64 "\n",
             MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE),
             params->xbzrle_cache_size);
@@ -1782,9 +1782,9 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict 
*qdict)
         p->has_block_incremental = true;
         visit_type_bool(v, param, &p->block_incremental, &err);
         break;
-    case MIGRATION_PARAMETER_X_MULTIFD_CHANNELS:
-        p->has_x_multifd_channels = true;
-        visit_type_int(v, param, &p->x_multifd_channels, &err);
+    case MIGRATION_PARAMETER_MULTIFD_CHANNELS:
+        p->has_multifd_channels = true;
+        visit_type_int(v, param, &p->multifd_channels, &err);
         break;
     case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE:
         p->has_xbzrle_cache_size = true;
diff --git a/migration/migration.c b/migration/migration.c
index 52c8121628..b36cf9c9a0 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -765,8 +765,8 @@ MigrationParameters *qmp_query_migrate_parameters(Error 
**errp)
     params->x_checkpoint_delay = s->parameters.x_checkpoint_delay;
     params->has_block_incremental = true;
     params->block_incremental = s->parameters.block_incremental;
-    params->has_x_multifd_channels = true;
-    params->x_multifd_channels = s->parameters.x_multifd_channels;
+    params->has_multifd_channels = true;
+    params->multifd_channels = s->parameters.multifd_channels;
     params->has_xbzrle_cache_size = true;
     params->xbzrle_cache_size = s->parameters.xbzrle_cache_size;
     params->has_max_postcopy_bandwidth = true;
@@ -1149,7 +1149,7 @@ static bool migrate_params_check(MigrationParameters 
*params, Error **errp)
 
     /* x_checkpoint_delay is now always positive */
 
-    if (params->has_x_multifd_channels && (params->x_multifd_channels < 1)) {
+    if (params->has_multifd_channels && (params->multifd_channels < 1)) {
         error_setg(errp, QERR_INVALID_PARAMETER_VALUE,
                    "multifd_channels",
                    "is invalid, it should be in the range of 1 to 255");
@@ -1263,8 +1263,8 @@ static void 
migrate_params_test_apply(MigrateSetParameters *params,
     if (params->has_block_incremental) {
         dest->block_incremental = params->block_incremental;
     }
-    if (params->has_x_multifd_channels) {
-        dest->x_multifd_channels = params->x_multifd_channels;
+    if (params->has_multifd_channels) {
+        dest->multifd_channels = params->multifd_channels;
     }
     if (params->has_xbzrle_cache_size) {
         dest->xbzrle_cache_size = params->xbzrle_cache_size;
@@ -1353,8 +1353,8 @@ static void migrate_params_apply(MigrateSetParameters 
*params, Error **errp)
     if (params->has_block_incremental) {
         s->parameters.block_incremental = params->block_incremental;
     }
-    if (params->has_x_multifd_channels) {
-        s->parameters.x_multifd_channels = params->x_multifd_channels;
+    if (params->has_multifd_channels) {
+        s->parameters.multifd_channels = params->multifd_channels;
     }
     if (params->has_xbzrle_cache_size) {
         s->parameters.xbzrle_cache_size = params->xbzrle_cache_size;
@@ -2113,7 +2113,7 @@ bool migrate_use_multifd(void)
 
     s = migrate_get_current();
 
-    return s->enabled_capabilities[MIGRATION_CAPABILITY_X_MULTIFD];
+    return s->enabled_capabilities[MIGRATION_CAPABILITY_MULTIFD];
 }
 
 bool migrate_pause_before_switchover(void)
@@ -2132,7 +2132,7 @@ int migrate_multifd_channels(void)
 
     s = migrate_get_current();
 
-    return s->parameters.x_multifd_channels;
+    return s->parameters.multifd_channels;
 }
 
 int migrate_use_xbzrle(void)
@@ -3374,8 +3374,8 @@ static Property migration_properties[] = {
     DEFINE_PROP_UINT32("x-checkpoint-delay", MigrationState,
                       parameters.x_checkpoint_delay,
                       DEFAULT_MIGRATE_X_CHECKPOINT_DELAY),
-    DEFINE_PROP_UINT8("x-multifd-channels", MigrationState,
-                      parameters.x_multifd_channels,
+    DEFINE_PROP_UINT8("multifd-channels", MigrationState,
+                      parameters.multifd_channels,
                       DEFAULT_MIGRATE_MULTIFD_CHANNELS),
     DEFINE_PROP_SIZE("xbzrle-cache-size", MigrationState,
                       parameters.xbzrle_cache_size,
@@ -3411,7 +3411,7 @@ static Property migration_properties[] = {
     DEFINE_PROP_MIG_CAP("x-release-ram", MIGRATION_CAPABILITY_RELEASE_RAM),
     DEFINE_PROP_MIG_CAP("x-block", MIGRATION_CAPABILITY_BLOCK),
     DEFINE_PROP_MIG_CAP("x-return-path", MIGRATION_CAPABILITY_RETURN_PATH),
-    DEFINE_PROP_MIG_CAP("x-multifd", MIGRATION_CAPABILITY_X_MULTIFD),
+    DEFINE_PROP_MIG_CAP("x-multifd", MIGRATION_CAPABILITY_MULTIFD),
 
     DEFINE_PROP_END_OF_LIST(),
 };
@@ -3465,7 +3465,7 @@ static void migration_instance_init(Object *obj)
     params->has_downtime_limit = true;
     params->has_x_checkpoint_delay = true;
     params->has_block_incremental = true;
-    params->has_x_multifd_channels = true;
+    params->has_multifd_channels = true;
     params->has_xbzrle_cache_size = true;
     params->has_max_postcopy_bandwidth = true;
     params->has_max_cpu_throttle = true;
diff --git a/qapi/migration.json b/qapi/migration.json
index 7cd03596ae..ff3616f4c2 100644
--- a/qapi/migration.json
+++ b/qapi/migration.json
@@ -401,7 +401,7 @@
 # @pause-before-switchover: Pause outgoing migration before serialising device
 #          state and before disabling block IO (since 2.11)
 #
-# @x-multifd: Use more than one fd for migration (since 2.11)
+# @multifd: Use more than one fd for migration (since 4.0)
 #
 # @dirty-bitmaps: If enabled, QEMU will migrate named dirty bitmaps.
 #                 (since 2.12)
@@ -420,7 +420,7 @@
 { 'enum': 'MigrationCapability',
   'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks',
            'compress', 'events', 'postcopy-ram', 'x-colo', 'release-ram',
-           'block', 'return-path', 'pause-before-switchover', 'x-multifd',
+           'block', 'return-path', 'pause-before-switchover', 'multifd',
            'dirty-bitmaps', 'postcopy-blocktime', 'late-block-activate',
            'x-ignore-shared' ] }
 
@@ -557,10 +557,10 @@
 #      migrated and the destination must already have access to the
 #      same backing chain as was used on the source.  (since 2.10)
 #
-# @x-multifd-channels: Number of channels used to migrate data in
-#                     parallel. This is the same number that the
-#                     number of sockets used for migration.  The
-#                     default value is 2 (since 2.11)
+# @multifd-channels: Number of channels used to migrate data in
+#                    parallel. This is the same number that the
+#                    number of sockets used for migration.  The
+#                    default value is 2 (since 4.0)
 #
 # @xbzrle-cache-size: cache size to be used by XBZRLE migration.  It
 #                     needs to be a multiple of the target page size
@@ -584,7 +584,7 @@
            'cpu-throttle-initial', 'cpu-throttle-increment',
            'tls-creds', 'tls-hostname', 'max-bandwidth',
            'downtime-limit', 'x-checkpoint-delay', 'block-incremental',
-           'x-multifd-channels',
+           'multifd-channels',
            'xbzrle-cache-size', 'max-postcopy-bandwidth',
            'max-cpu-throttle' ] }
 
@@ -659,10 +659,10 @@
 #      migrated and the destination must already have access to the
 #      same backing chain as was used on the source.  (since 2.10)
 #
-# @x-multifd-channels: Number of channels used to migrate data in
-#                     parallel. This is the same number that the
-#                     number of sockets used for migration.  The
-#                     default value is 2 (since 2.11)
+# @multifd-channels: Number of channels used to migrate data in
+#                    parallel. This is the same number that the
+#                    number of sockets used for migration.  The
+#                    default value is 2 (since 4.0)
 #
 # @xbzrle-cache-size: cache size to be used by XBZRLE migration.  It
 #                     needs to be a multiple of the target page size
@@ -697,7 +697,7 @@
             '*downtime-limit': 'int',
             '*x-checkpoint-delay': 'int',
             '*block-incremental': 'bool',
-            '*x-multifd-channels': 'int',
+            '*multifd-channels': 'int',
             '*xbzrle-cache-size': 'size',
             '*max-postcopy-bandwidth': 'size',
            '*max-cpu-throttle': 'int' } }
@@ -788,10 +788,10 @@
 #      migrated and the destination must already have access to the
 #      same backing chain as was used on the source.  (since 2.10)
 #
-# @x-multifd-channels: Number of channels used to migrate data in
-#                     parallel. This is the same number that the
-#                     number of sockets used for migration.
-#                     The default value is 2 (since 2.11)
+# @multifd-channels: Number of channels used to migrate data in
+#                    parallel. This is the same number that the
+#                    number of sockets used for migration.
+#                    The default value is 2 (since 4.0)
 #
 # @xbzrle-cache-size: cache size to be used by XBZRLE migration.  It
 #                     needs to be a multiple of the target page size
@@ -825,7 +825,7 @@
             '*downtime-limit': 'uint64',
             '*x-checkpoint-delay': 'uint32',
             '*block-incremental': 'bool' ,
-            '*x-multifd-channels': 'uint8',
+            '*multifd-channels': 'uint8',
             '*xbzrle-cache-size': 'size',
            '*max-postcopy-bandwidth': 'size',
             '*max-cpu-throttle':'uint8'} }
-- 
2.20.1




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