izzy/xemu
0
0
Fork 0
mirror of https://github.com/izzy2lost/xemu.git synced 2026-07-06 00:20:22 -07:00
Code Issues Packages Projects Releases Wiki Activity

migration: Use cmpxchg correctly

Browse Source 
cmpxchg returns the old value

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Juan Quintela
2015-07-07 14:54:53 +02:00
parent 61964c23e5
commit a5c17b5f68
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
migration/migration.c
+1 -1
View File
@@ -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);
}
}