sync_cmpxchg 241 drivers/xen/events/events_fifo.c w = sync_cmpxchg(word, old, new); sync_cmpxchg 268 drivers/xen/events/events_fifo.c } while ((w = sync_cmpxchg(word, old, new)) != old); sync_cmpxchg 315 drivers/xen/grant-table.c } while ((nflags = sync_cmpxchg(pflags, flags, 0)) != flags); sync_cmpxchg 485 drivers/xen/grant-table.c if (sync_cmpxchg(pflags, flags, 0) == flags) sync_cmpxchg 516 drivers/xen/grant-table.c if (sync_cmpxchg(pflags, flags, 0) == flags)