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authorPeter Xu <peterx@redhat.com>2017-08-30 16:32:01 +0800
committerDr. David Alan Gilbert <dgilbert@redhat.com>2017-09-06 16:36:38 +0100
commita31fedeed764ce0b0d6097d4334c5770e74641a0 (patch)
tree0115982cf1cb8051ee989bb4d50ae89aaec0e8f2 /migration
parent04583a9e8fbeb2c5c0607327b853b306aef7465f (diff)
migration: dump str in migrate_set_state trace
Strings are more readable for debugging. Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Peter Xu <peterx@redhat.com> Message-Id: <1504081950-2528-5-git-send-email-peterx@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Fixed up merge with 977c73
Diffstat (limited to 'migration')
-rw-r--r--migration/migration.c3
-rw-r--r--migration/trace-events2
2 files changed, 3 insertions, 2 deletions
diff --git a/migration/migration.c b/migration/migration.c
index 9838ccc885..959e8ec88e 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -913,8 +913,9 @@ void qmp_migrate_start_postcopy(Error **errp)
void migrate_set_state(int *state, int old_state, int new_state)
{
+ assert(new_state < MIGRATION_STATUS__MAX);
if (atomic_cmpxchg(state, old_state, new_state) == old_state) {
- trace_migrate_set_state(new_state);
+ trace_migrate_set_state(MigrationStatus_str(new_state));
migrate_generate_event(new_state);
}
}
diff --git a/migration/trace-events b/migration/trace-events
index 7a3b5144ff..d2910a6e7b 100644
--- a/migration/trace-events
+++ b/migration/trace-events
@@ -80,7 +80,7 @@ ram_save_queue_pages(const char *rbname, size_t start, size_t len) "%s: start: 0
# migration/migration.c
await_return_path_close_on_source_close(void) ""
await_return_path_close_on_source_joining(void) ""
-migrate_set_state(int new_state) "new state %d"
+migrate_set_state(const char *new_state) "new state %s"
migrate_fd_cleanup(void) ""
migrate_fd_error(const char *error_desc) "error=%s"
migrate_fd_cancel(void) ""