From 30126bbf1f7fcad0bf4c65b01a21ff22a36a9759 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Thu, 14 Jan 2016 12:23:00 +0100 Subject: migration: Add multifd capability Signed-off-by: Juan Quintela Reviewed-by: Dr. David Alan Gilbert Reviewed-by: Peter Xu Reviewed-by: Daniel P. Berrange -- Use new DEFINE_PROP --- migration/migration.c | 10 ++++++++++ migration/migration.h | 1 + qapi/migration.json | 4 +++- 3 files changed, 14 insertions(+), 1 deletion(-) diff --git a/migration/migration.c b/migration/migration.c index bac4a99..958b783 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1449,6 +1449,15 @@ bool migrate_use_events(void) return s->enabled_capabilities[MIGRATION_CAPABILITY_EVENTS]; } +bool migrate_use_multifd(void) +{ + MigrationState *s; + + s = migrate_get_current(); + + return s->enabled_capabilities[MIGRATION_CAPABILITY_X_MULTIFD]; +} + int migrate_use_xbzrle(void) { MigrationState *s; @@ -2227,6 +2236,7 @@ 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_END_OF_LIST(), }; diff --git a/migration/migration.h b/migration/migration.h index 1881e4a..b7437f1 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -174,6 +174,7 @@ bool migrate_postcopy_ram(void); bool migrate_zero_blocks(void); bool migrate_auto_converge(void); +bool migrate_use_multifd(void); int migrate_use_xbzrle(void); int64_t migrate_xbzrle_cache_size(void); diff --git a/qapi/migration.json b/qapi/migration.json index ee2b3b8..ec4a88a 100644 --- a/qapi/migration.json +++ b/qapi/migration.json @@ -341,12 +341,14 @@ # @return-path: If enabled, migration will use the return path even # for precopy. (since 2.10) # +# @x-multifd: Use more than one fd for migration (since 2.11) +# # Since: 1.2 ## { 'enum': 'MigrationCapability', 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks', 'compress', 'events', 'postcopy-ram', 'x-colo', 'release-ram', - 'block', 'return-path' ] } + 'block', 'return-path', 'x-multifd' ] } ## # @MigrationCapabilityStatus: -- cgit v1.1