Lines Matching refs:w
35 unsigned int p, w; in evtchn_fifo_word_from_port() local
55 w = port % EVTCHN_FIFO_EVENT_WORDS_PER_PAGE; in evtchn_fifo_word_from_port()
57 return d->evtchn_fifo->event_array[p] + w; in evtchn_fifo_word_from_port()
76 static int try_set_link(event_word_t *word, event_word_t *w, uint32_t link) in try_set_link() argument
80 if ( !(*w & (1 << EVTCHN_FIFO_LINKED)) ) in try_set_link()
83 old = *w; in try_set_link()
85 *w = cmpxchg(word, old, new); in try_set_link()
86 if ( *w == old ) in try_set_link()
109 event_word_t w; in evtchn_fifo_set_link() local
113 w = read_atomic(word); in evtchn_fifo_set_link()
115 ret = try_set_link(word, &w, link); in evtchn_fifo_set_link()
122 w = read_atomic(word); in evtchn_fifo_set_link()
126 ret = try_set_link(word, &w, link); in evtchn_fifo_set_link()