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| author | Juan Quintela <quintela@redhat.com> | 2015-06-17 02:06:20 +0200 |
|---|---|---|
| committer | Juan Quintela <quintela@redhat.com> | 2015-07-07 14:54:53 +0200 |
| commit | a5c17b5f68ff7e37ce6e6e1f5457307fe07629e7 (patch) | |
| tree | fad2351a8f9e7cb09705c440294effa60ea13364 /migration | |
| parent | 61964c23e5ddd5a33f15699e45ce126f879e3e33 (diff) | |
| download | qemu-a5c17b5f68ff7e37ce6e6e1f5457307fe07629e7.tar.gz | |
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>
Diffstat (limited to 'migration')
| -rw-r--r-- | migration/migration.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/migration/migration.c b/migration/migration.c index edb4f3ee92..1e34aa5f20 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -509,7 +509,7 @@ void qmp_migrate_set_parameters(bool has_compress_level, static void migrate_set_state(MigrationState *s, int old_state, int new_state) { - if (atomic_cmpxchg(&s->state, old_state, new_state) == new_state) { + if (atomic_cmpxchg(&s->state, old_state, new_state) == old_state) { trace_migrate_set_state(new_state); } } |