Lines Matching defs:head_val
100 int64_t head_val = atomic64_read(head);
106 xlog_crack_grant_head_val(head_val, &cycle, &space);
114 old = head_val;
116 head_val = atomic64_cmpxchg(head, old, new);
117 } while (head_val != old);
126 int64_t head_val = atomic64_read(head);
133 xlog_crack_grant_head_val(head_val, &cycle, &space);
143 old = head_val;
145 head_val = atomic64_cmpxchg(head, old, new);
146 } while (head_val != old);