Lines Matching full:acquire
45 * to acquire the lock via optimistic spinning, but not readers. Similar
76 * groups that contain readers that acquire the lock together smaller
83 * nonspinnable bit for a given rwsem after they fail to acquire the lock
85 * acquire the write lock. Similarly, readers that observe the setting
87 * nonspinnable bits when they acquire the read lock via the wakeup path.
90 * a writer is able to acquire the rwsem in the fast path or somehow a
485 * to acquire the lock at the same time irrespective of their order in rwsem_mark_wake()
486 * in the queue. The writers acquire the lock according to their in rwsem_mark_wake()
605 * Try to acquire read lock before the reader is put on wait queue.
629 * Try to acquire write lock before the writer has been put on wait queue.
801 * Optimistically spin on the owner field and attempt to acquire the in rwsem_optimistic_spin()
814 * Try to acquire the lock in rwsem_optimistic_spin()
870 * task just comes in and acquire the lock before in rwsem_optimistic_spin()
876 * acquire the lock or continue spinning on the new owning in rwsem_optimistic_spin()
913 * This give writers better chance to acquire the rwsem first before
926 * This function is called when the reader fails to acquire the lock via
938 * both cases, the reader is eligible to acquire the lock. This is the
1016 /* rwsem_optimistic_spin() implies ACQUIRE on success */ in rwsem_down_read_slowpath()
1031 /* rwsem_reader_phase_trylock() implies ACQUIRE on success */ in rwsem_down_read_slowpath()
1050 /* Provide lock ACQUIRE */ in rwsem_down_read_slowpath()
1133 * Wait until we successfully acquire the write lock
1148 /* rwsem_optimistic_spin() implies ACQUIRE on success */ in rwsem_down_write_slowpath()
1161 * and block until we can acquire the sem. in rwsem_down_write_slowpath()
1208 /* wait until we successfully acquire the lock */ in rwsem_down_write_slowpath()
1212 /* rwsem_try_write_lock() implies ACQUIRE on success */ in rwsem_down_write_slowpath()
1219 * After setting the handoff bit and failing to acquire in rwsem_down_write_slowpath()
1223 * In this case, we attempt to acquire the lock again in rwsem_down_write_slowpath()