59 	struct rw_semaphore	mirrors_sem;  member
87 	init_rwsem(&hmm->mirrors_sem);  in hmm_register()
147 	down_read(&hmm->mirrors_sem);  in hmm_invalidate_range()
151 	up_read(&hmm->mirrors_sem);  in hmm_invalidate_range()
159 	down_write(&hmm->mirrors_sem);  in hmm_release()
170 			up_write(&hmm->mirrors_sem);  in hmm_release()
172 			down_write(&hmm->mirrors_sem);  in hmm_release()
177 	up_write(&hmm->mirrors_sem);  in hmm_release()
235 	down_write(&mirror->hmm->mirrors_sem);  in hmm_mirror_register()
241 		up_write(&mirror->hmm->mirrors_sem);  in hmm_mirror_register()
246 		up_write(&mirror->hmm->mirrors_sem);  in hmm_mirror_register()
270 	down_write(&hmm->mirrors_sem);  in hmm_mirror_unregister()
276 	up_write(&hmm->mirrors_sem);  in hmm_mirror_unregister()