544 void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock)  in cifs_set_oplock_level()  argument
549 		cinode->oplock = CIFS_CACHE_WRITE_FLG | CIFS_CACHE_READ_FLG;  in cifs_set_oplock_level()
551 			 &cinode->vfs_inode);  in cifs_set_oplock_level()
553 		cinode->oplock = CIFS_CACHE_READ_FLG;  in cifs_set_oplock_level()
555 			 &cinode->vfs_inode);  in cifs_set_oplock_level()
557 		cinode->oplock = 0;  in cifs_set_oplock_level()
564 int cifs_get_writer(struct cifsInodeInfo *cinode)  in cifs_get_writer()  argument
569 	rc = wait_on_bit(&cinode->flags, CIFS_INODE_PENDING_OPLOCK_BREAK,  in cifs_get_writer()
574 	spin_lock(&cinode->writers_lock);  in cifs_get_writer()
575 	if (!cinode->writers)  in cifs_get_writer()
576 		set_bit(CIFS_INODE_PENDING_WRITERS, &cinode->flags);  in cifs_get_writer()
577 	cinode->writers++;  in cifs_get_writer()
579 	if (test_bit(CIFS_INODE_PENDING_OPLOCK_BREAK, &cinode->flags)) {  in cifs_get_writer()
580 		cinode->writers--;  in cifs_get_writer()
581 		if (cinode->writers == 0) {  in cifs_get_writer()
582 			clear_bit(CIFS_INODE_PENDING_WRITERS, &cinode->flags);  in cifs_get_writer()
583 			wake_up_bit(&cinode->flags, CIFS_INODE_PENDING_WRITERS);  in cifs_get_writer()
585 		spin_unlock(&cinode->writers_lock);  in cifs_get_writer()
588 	spin_unlock(&cinode->writers_lock);  in cifs_get_writer()
592 void cifs_put_writer(struct cifsInodeInfo *cinode)  in cifs_put_writer()  argument
594 	spin_lock(&cinode->writers_lock);  in cifs_put_writer()
595 	cinode->writers--;  in cifs_put_writer()
596 	if (cinode->writers == 0) {  in cifs_put_writer()
597 		clear_bit(CIFS_INODE_PENDING_WRITERS, &cinode->flags);  in cifs_put_writer()
598 		wake_up_bit(&cinode->flags, CIFS_INODE_PENDING_WRITERS);  in cifs_put_writer()
600 	spin_unlock(&cinode->writers_lock);  in cifs_put_writer()
625 void cifs_done_oplock_break(struct cifsInodeInfo *cinode)  in cifs_done_oplock_break()  argument
627 	clear_bit(CIFS_INODE_PENDING_OPLOCK_BREAK, &cinode->flags);  in cifs_done_oplock_break()
628 	wake_up_bit(&cinode->flags, CIFS_INODE_PENDING_OPLOCK_BREAK);  in cifs_done_oplock_break()