mirror of https://github.com/xemu-project/xemu.git
migration: Use cmpxchg correctly
cmpxchg returns the old value Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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@ -509,7 +509,7 @@ void qmp_migrate_set_parameters(bool has_compress_level,
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static void migrate_set_state(MigrationState *s, int old_state, int new_state)
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{
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if (atomic_cmpxchg(&s->state, old_state, new_state) == new_state) {
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if (atomic_cmpxchg(&s->state, old_state, new_state) == old_state) {
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trace_migrate_set_state(new_state);
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}
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}
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