Lines Matching refs:snap_rwsem
203 * Callers of this function need to hold mdsc->snap_rwsem. However, if there's
237 up_read(&mdsc->snap_rwsem);
239 down_read(&mdsc->snap_rwsem);
250 /* avoid calling iput_final() while holding mdsc->snap_rwsem */
275 * We need to lookup 2 quota realms atomically, i.e. with snap_rwsem.
280 down_read(&mdsc->snap_rwsem);
284 up_read(&mdsc->snap_rwsem);
290 up_read(&mdsc->snap_rwsem);
326 down_read(&mdsc->snap_rwsem);
344 up_read(&mdsc->snap_rwsem);
346 down_read(&mdsc->snap_rwsem);
386 /* avoid calling iput_final() while holding mdsc->snap_rwsem */
398 up_read(&mdsc->snap_rwsem);
485 down_read(&mdsc->snap_rwsem);
487 up_read(&mdsc->snap_rwsem);