Searched refs:sr_head (Results 1 – 2 of 2) sorted by relevance
123 u32 sr_head; /* shadow ring head */ member
900 while (sc->sr_tail != sc->sr_head) { in sc_disable()1196 sc->sr_head = 0; in sc_enable()1378 head = sc->sr_head; in sc_buffer_alloc()1405 sc->sr_head = next; in sc_buffer_alloc()1586 head = ACCESS_ONCE(sc->sr_head); /* snapshot the head */ in sc_release_update()