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migration: Reset rather than destroy main_thread_load_event 

migration_incoming_state_destroy doesn't really destroy, it cleans up.
After a loadvm it's called, but the loadvm command can be run twice,
and so destroying an init-once mutex breaks on the second loadvm.

Reported-by: Stafford Horne <shorne@gmail.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20170825141940.20740-2-dgilbert@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Tested-by: Stafford Horne <shorne@gmail.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Dr. David Alan Gilbert 2017-08-25 15:19:39 +01:00
parent 505d786f8f
commit 5089e1862f
1 changed files with 1 additions and 1 deletions
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2
migration/migration.c
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@ -166,7 +166,7 @@ void migration_incoming_state_destroy(void)
mis->from_src_file = NULL;
}
qemu_event_destroy(&mis->main_thread_load_event);
qemu_event_reset(&mis->main_thread_load_event);
}
static void migrate_generate_event(int new_state)