From 8f8d528e73144c063deafc534df0a04c67f6f98e Mon Sep 17 00:00:00 2001 From: Wei Yang Date: Wed, 17 Jul 2019 08:53:41 +0800 Subject: [PATCH] migration: use migration_is_active to represent active state Wrap the check into a function to make it easy to read. Signed-off-by: Wei Yang Message-Id: <20190717005341.14140-1-richardw.yang@linux.intel.com> Reviewed-by: Dr. David Alan Gilbert Signed-off-by: Dr. David Alan Gilbert --- include/migration/misc.h | 1 + migration/migration.c | 12 ++++++++---- 2 files changed, 9 insertions(+), 4 deletions(-) diff --git a/include/migration/misc.h b/include/migration/misc.h index b9d8e787af..d2762257aa 100644 --- a/include/migration/misc.h +++ b/include/migration/misc.h @@ -60,6 +60,7 @@ void migration_object_init(void); void migration_shutdown(void); void qemu_start_incoming_migration(const char *uri, Error **errp); bool migration_is_idle(void); +bool migration_is_active(MigrationState *); void add_migration_state_change_notifier(Notifier *notify); void remove_migration_state_change_notifier(Notifier *notify); bool migration_in_setup(MigrationState *); diff --git a/migration/migration.c b/migration/migration.c index 5f7e4d15e9..0c51aa6ac7 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1533,8 +1533,7 @@ static void migrate_fd_cleanup(MigrationState *s) qemu_fclose(tmp); } - assert((s->state != MIGRATION_STATUS_ACTIVE) && - (s->state != MIGRATION_STATUS_POSTCOPY_ACTIVE)); + assert(!migration_is_active(s)); if (s->state == MIGRATION_STATUS_CANCELLING) { migrate_set_state(&s->state, MIGRATION_STATUS_CANCELLING, @@ -1703,6 +1702,12 @@ bool migration_is_idle(void) return false; } +bool migration_is_active(MigrationState *s) +{ + return (s->state == MIGRATION_STATUS_ACTIVE || + s->state == MIGRATION_STATUS_POSTCOPY_ACTIVE); +} + void migrate_init(MigrationState *s) { /* @@ -3266,8 +3271,7 @@ static void *migration_thread(void *opaque) trace_migration_thread_setup_complete(); - while (s->state == MIGRATION_STATUS_ACTIVE || - s->state == MIGRATION_STATUS_POSTCOPY_ACTIVE) { + while (migration_is_active(s)) { int64_t current_time; if (urgent || !qemu_file_rate_limit(s->to_dst_file)) {