690 static void afs_do_lookup_success(struct afs_operation *op)  in afs_do_lookup_success()  argument
700 	for (i = 0; i < op->nr_files; i++) {  in afs_do_lookup_success()
703 			vp = &op->file[0];  in afs_do_lookup_success()
706 				op->ac.abort_code = abort_code;  in afs_do_lookup_success()
707 				op->error = afs_abort_to_error(abort_code);  in afs_do_lookup_success()
712 			vp = &op->file[1];  in afs_do_lookup_success()
716 			vp = &op->more_files[i - 2];  in afs_do_lookup_success()
726 				afs_vnode_commit_status(op, vp);  in afs_do_lookup_success()
728 			inode = afs_iget(op, vp);  in afs_do_lookup_success()
731 				afs_cache_permit(vnode, op->key,  in afs_do_lookup_success()
733 						 op->cb_v_break,  in afs_do_lookup_success()
802 	struct afs_operation *op;  in afs_do_lookup()  local
846 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_do_lookup()
847 	if (IS_ERR(op)) {  in afs_do_lookup()
848 		ret = PTR_ERR(op);  in afs_do_lookup()
852 	afs_op_set_vnode(op, 0, dvnode);  in afs_do_lookup()
853 	afs_op_set_fid(op, 1, &cookie->fids[1]);  in afs_do_lookup()
855 	op->nr_files = cookie->nr_fids;  in afs_do_lookup()
856 	_debug("nr_files %u", op->nr_files);  in afs_do_lookup()
859 	op->error = -ENOMEM;  in afs_do_lookup()
860 	if (op->nr_files > 2) {  in afs_do_lookup()
861 		op->more_files = kvcalloc(op->nr_files - 2,  in afs_do_lookup()
864 		if (!op->more_files)  in afs_do_lookup()
867 		for (i = 2; i < op->nr_files; i++) {  in afs_do_lookup()
868 			vp = &op->more_files[i - 2];  in afs_do_lookup()
891 	op->error = -ENOTSUPP;  in afs_do_lookup()
893 		op->ops = &afs_inline_bulk_status_operation;  in afs_do_lookup()
894 		afs_begin_vnode_operation(op);  in afs_do_lookup()
895 		afs_wait_for_operation(op);  in afs_do_lookup()
898 	if (op->error == -ENOTSUPP) {  in afs_do_lookup()
903 		op->fetch_status.which = 1;  in afs_do_lookup()
904 		op->ops = &afs_lookup_fetch_status_operation;  in afs_do_lookup()
905 		afs_begin_vnode_operation(op);  in afs_do_lookup()
906 		afs_wait_for_operation(op);  in afs_do_lookup()
908 	inode = ERR_PTR(op->error);  in afs_do_lookup()
911 	if (op->error == 0) {  in afs_do_lookup()
912 		inode = &op->file[1].vnode->netfs.inode;  in afs_do_lookup()
913 		op->file[1].vnode = NULL;  in afs_do_lookup()
916 	if (op->file[0].scb.have_status)  in afs_do_lookup()
917 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].scb.status.data_version;  in afs_do_lookup()
919 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].dv_before;  in afs_do_lookup()
920 	ret = afs_put_operation(op);  in afs_do_lookup()
1264 void afs_check_for_remote_deletion(struct afs_operation *op)  in afs_check_for_remote_deletion()  argument
1266 	struct afs_vnode *vnode = op->file[0].vnode;  in afs_check_for_remote_deletion()
1268 	switch (op->ac.abort_code) {  in afs_check_for_remote_deletion()
1278 static void afs_vnode_new_inode(struct afs_operation *op)  in afs_vnode_new_inode()  argument
1280 	struct afs_vnode_param *vp = &op->file[1];  in afs_vnode_new_inode()
1286 	ASSERTCMP(op->error, ==, 0);  in afs_vnode_new_inode()
1288 	inode = afs_iget(op, vp);  in afs_vnode_new_inode()
1293 		op->error = PTR_ERR(inode);  in afs_vnode_new_inode()
1299 	if (!op->error)  in afs_vnode_new_inode()
1300 		afs_cache_permit(vnode, op->key, vnode->cb_break, &vp->scb);  in afs_vnode_new_inode()
1301 	d_instantiate(op->dentry, inode);  in afs_vnode_new_inode()
1304 static void afs_create_success(struct afs_operation *op)  in afs_create_success()  argument
1306 	_enter("op=%08x", op->debug_id);  in afs_create_success()
1307 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_create_success()
1308 	afs_vnode_commit_status(op, &op->file[0]);  in afs_create_success()
1309 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_create_success()
1310 	afs_vnode_new_inode(op);  in afs_create_success()
1313 static void afs_create_edit_dir(struct afs_operation *op)  in afs_create_edit_dir()  argument
1315 	struct afs_vnode_param *dvp = &op->file[0];  in afs_create_edit_dir()
1316 	struct afs_vnode_param *vp = &op->file[1];  in afs_create_edit_dir()
1319 	_enter("op=%08x", op->debug_id);  in afs_create_edit_dir()
1324 		afs_edit_dir_add(dvnode, &op->dentry->d_name, &vp->fid,  in afs_create_edit_dir()
1325 				 op->create.reason);  in afs_create_edit_dir()
1329 static void afs_create_put(struct afs_operation *op)  in afs_create_put()  argument
1331 	_enter("op=%08x", op->debug_id);  in afs_create_put()
1333 	if (op->error)  in afs_create_put()
1334 		d_drop(op->dentry);  in afs_create_put()
1352 	struct afs_operation *op;  in afs_mkdir()  local
1358 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_mkdir()
1359 	if (IS_ERR(op)) {  in afs_mkdir()
1361 		return PTR_ERR(op);  in afs_mkdir()
1364 	afs_op_set_vnode(op, 0, dvnode);  in afs_mkdir()
1365 	op->file[0].dv_delta = 1;  in afs_mkdir()
1366 	op->file[0].modification = true;  in afs_mkdir()
1367 	op->file[0].update_ctime = true;  in afs_mkdir()
1368 	op->dentry	= dentry;  in afs_mkdir()
1369 	op->create.mode	= S_IFDIR | mode;  in afs_mkdir()
1370 	op->create.reason = afs_edit_dir_for_mkdir;  in afs_mkdir()
1371 	op->mtime	= current_time(dir);  in afs_mkdir()
1372 	op->ops		= &afs_mkdir_operation;  in afs_mkdir()
1373 	return afs_do_sync_operation(op);  in afs_mkdir()
1391 static void afs_rmdir_success(struct afs_operation *op)  in afs_rmdir_success()  argument
1393 	_enter("op=%08x", op->debug_id);  in afs_rmdir_success()
1394 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rmdir_success()
1395 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rmdir_success()
1396 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_rmdir_success()
1399 static void afs_rmdir_edit_dir(struct afs_operation *op)  in afs_rmdir_edit_dir()  argument
1401 	struct afs_vnode_param *dvp = &op->file[0];  in afs_rmdir_edit_dir()
1404 	_enter("op=%08x", op->debug_id);  in afs_rmdir_edit_dir()
1405 	afs_dir_remove_subdir(op->dentry);  in afs_rmdir_edit_dir()
1410 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_rmdir_edit_dir()
1415 static void afs_rmdir_put(struct afs_operation *op)  in afs_rmdir_put()  argument
1417 	_enter("op=%08x", op->debug_id);  in afs_rmdir_put()
1418 	if (op->file[1].vnode)  in afs_rmdir_put()
1419 		up_write(&op->file[1].vnode->rmdir_lock);  in afs_rmdir_put()
1436 	struct afs_operation *op;  in afs_rmdir()  local
1443 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_rmdir()
1444 	if (IS_ERR(op))  in afs_rmdir()
1445 		return PTR_ERR(op);  in afs_rmdir()
1447 	afs_op_set_vnode(op, 0, dvnode);  in afs_rmdir()
1448 	op->file[0].dv_delta = 1;  in afs_rmdir()
1449 	op->file[0].modification = true;  in afs_rmdir()
1450 	op->file[0].update_ctime = true;  in afs_rmdir()
1452 	op->dentry	= dentry;  in afs_rmdir()
1453 	op->ops		= &afs_rmdir_operation;  in afs_rmdir()
1458 		ret = afs_validate(vnode, op->key);  in afs_rmdir()
1467 		op->file[1].vnode = vnode;  in afs_rmdir()
1470 	return afs_do_sync_operation(op);  in afs_rmdir()
1473 	return afs_put_operation(op);  in afs_rmdir()
1486 static void afs_dir_remove_link(struct afs_operation *op)  in afs_dir_remove_link()  argument
1488 	struct afs_vnode *dvnode = op->file[0].vnode;  in afs_dir_remove_link()
1489 	struct afs_vnode *vnode = op->file[1].vnode;  in afs_dir_remove_link()
1490 	struct dentry *dentry = op->dentry;  in afs_dir_remove_link()
1493 	if (op->error != 0 ||  in afs_dir_remove_link()
1494 	    (op->file[1].scb.have_status && op->file[1].scb.have_error))  in afs_dir_remove_link()
1515 		ret = afs_validate(vnode, op->key);  in afs_dir_remove_link()
1517 			op->error = ret;  in afs_dir_remove_link()
1520 	_debug("nlink %d [val %d]", vnode->netfs.inode.i_nlink, op->error);  in afs_dir_remove_link()
1523 static void afs_unlink_success(struct afs_operation *op)  in afs_unlink_success()  argument
1525 	_enter("op=%08x", op->debug_id);  in afs_unlink_success()
1526 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_unlink_success()
1527 	afs_check_dir_conflict(op, &op->file[0]);  in afs_unlink_success()
1528 	afs_vnode_commit_status(op, &op->file[0]);  in afs_unlink_success()
1529 	afs_vnode_commit_status(op, &op->file[1]);  in afs_unlink_success()
1530 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_unlink_success()
1531 	afs_dir_remove_link(op);  in afs_unlink_success()
1534 static void afs_unlink_edit_dir(struct afs_operation *op)  in afs_unlink_edit_dir()  argument
1536 	struct afs_vnode_param *dvp = &op->file[0];  in afs_unlink_edit_dir()
1539 	_enter("op=%08x", op->debug_id);  in afs_unlink_edit_dir()
1543 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_unlink_edit_dir()
1548 static void afs_unlink_put(struct afs_operation *op)  in afs_unlink_put()  argument
1550 	_enter("op=%08x", op->debug_id);  in afs_unlink_put()
1551 	if (op->unlink.need_rehash && op->error < 0 && op->error != -ENOENT)  in afs_unlink_put()
1552 		d_rehash(op->dentry);  in afs_unlink_put()
1569 	struct afs_operation *op;  in afs_unlink()  local
1580 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_unlink()
1581 	if (IS_ERR(op))  in afs_unlink()
1582 		return PTR_ERR(op);  in afs_unlink()
1584 	afs_op_set_vnode(op, 0, dvnode);  in afs_unlink()
1585 	op->file[0].dv_delta = 1;  in afs_unlink()
1586 	op->file[0].modification = true;  in afs_unlink()
1587 	op->file[0].update_ctime = true;  in afs_unlink()
1590 	ret = afs_validate(vnode, op->key);  in afs_unlink()
1592 		op->error = ret;  in afs_unlink()
1601 		op->error = afs_sillyrename(dvnode, vnode, dentry, op->key);  in afs_unlink()
1607 		op->unlink.need_rehash = true;  in afs_unlink()
1611 	op->file[1].vnode = vnode;  in afs_unlink()
1612 	op->file[1].update_ctime = true;  in afs_unlink()
1613 	op->file[1].op_unlinked = true;  in afs_unlink()
1614 	op->dentry	= dentry;  in afs_unlink()
1615 	op->ops		= &afs_unlink_operation;  in afs_unlink()
1616 	afs_begin_vnode_operation(op);  in afs_unlink()
1617 	afs_wait_for_operation(op);  in afs_unlink()
1622 	if (op->error == 0 && (op->flags & AFS_OPERATION_DIR_CONFLICT)) {  in afs_unlink()
1623 		op->file[1].update_ctime = false;  in afs_unlink()
1624 		op->fetch_status.which = 1;  in afs_unlink()
1625 		op->ops = &afs_fetch_status_operation;  in afs_unlink()
1626 		afs_begin_vnode_operation(op);  in afs_unlink()
1627 		afs_wait_for_operation(op);  in afs_unlink()
1630 	return afs_put_operation(op);  in afs_unlink()
1633 	return afs_put_operation(op);  in afs_unlink()
1651 	struct afs_operation *op;  in afs_create()  local
1661 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_create()
1662 	if (IS_ERR(op)) {  in afs_create()
1663 		ret = PTR_ERR(op);  in afs_create()
1667 	afs_op_set_vnode(op, 0, dvnode);  in afs_create()
1668 	op->file[0].dv_delta = 1;  in afs_create()
1669 	op->file[0].modification = true;  in afs_create()
1670 	op->file[0].update_ctime = true;  in afs_create()
1672 	op->dentry	= dentry;  in afs_create()
1673 	op->create.mode	= S_IFREG | mode;  in afs_create()
1674 	op->create.reason = afs_edit_dir_for_create;  in afs_create()
1675 	op->mtime	= current_time(dir);  in afs_create()
1676 	op->ops		= &afs_create_operation;  in afs_create()
1677 	return afs_do_sync_operation(op);  in afs_create()
1685 static void afs_link_success(struct afs_operation *op)  in afs_link_success()  argument
1687 	struct afs_vnode_param *dvp = &op->file[0];  in afs_link_success()
1688 	struct afs_vnode_param *vp = &op->file[1];  in afs_link_success()
1690 	_enter("op=%08x", op->debug_id);  in afs_link_success()
1691 	op->ctime = dvp->scb.status.mtime_client;  in afs_link_success()
1692 	afs_vnode_commit_status(op, dvp);  in afs_link_success()
1693 	afs_vnode_commit_status(op, vp);  in afs_link_success()
1694 	afs_update_dentry_version(op, dvp, op->dentry);  in afs_link_success()
1695 	if (op->dentry_2->d_parent == op->dentry->d_parent)  in afs_link_success()
1696 		afs_update_dentry_version(op, dvp, op->dentry_2);  in afs_link_success()
1698 	d_instantiate(op->dentry, &vp->vnode->netfs.inode);  in afs_link_success()
1701 static void afs_link_put(struct afs_operation *op)  in afs_link_put()  argument
1703 	_enter("op=%08x", op->debug_id);  in afs_link_put()
1704 	if (op->error)  in afs_link_put()
1705 		d_drop(op->dentry);  in afs_link_put()
1723 	struct afs_operation *op;  in afs_link()  local
1736 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_link()
1737 	if (IS_ERR(op)) {  in afs_link()
1738 		ret = PTR_ERR(op);  in afs_link()
1742 	ret = afs_validate(vnode, op->key);  in afs_link()
1746 	afs_op_set_vnode(op, 0, dvnode);  in afs_link()
1747 	afs_op_set_vnode(op, 1, vnode);  in afs_link()
1748 	op->file[0].dv_delta = 1;  in afs_link()
1749 	op->file[0].modification = true;  in afs_link()
1750 	op->file[0].update_ctime = true;  in afs_link()
1751 	op->file[1].update_ctime = true;  in afs_link()
1753 	op->dentry		= dentry;  in afs_link()
1754 	op->dentry_2		= from;  in afs_link()
1755 	op->ops			= &afs_link_operation;  in afs_link()
1756 	op->create.reason	= afs_edit_dir_for_link;  in afs_link()
1757 	return afs_do_sync_operation(op);  in afs_link()
1760 	afs_put_operation(op);  in afs_link()
1782 	struct afs_operation *op;  in afs_symlink()  local
1798 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_symlink()
1799 	if (IS_ERR(op)) {  in afs_symlink()
1800 		ret = PTR_ERR(op);  in afs_symlink()
1804 	afs_op_set_vnode(op, 0, dvnode);  in afs_symlink()
1805 	op->file[0].dv_delta = 1;  in afs_symlink()
1807 	op->dentry		= dentry;  in afs_symlink()
1808 	op->ops			= &afs_symlink_operation;  in afs_symlink()
1809 	op->create.reason	= afs_edit_dir_for_symlink;  in afs_symlink()
1810 	op->create.symlink	= content;  in afs_symlink()
1811 	op->mtime		= current_time(dir);  in afs_symlink()
1812 	return afs_do_sync_operation(op);  in afs_symlink()
1820 static void afs_rename_success(struct afs_operation *op)  in afs_rename_success()  argument
1822 	_enter("op=%08x", op->debug_id);  in afs_rename_success()
1824 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rename_success()
1825 	afs_check_dir_conflict(op, &op->file[1]);  in afs_rename_success()
1826 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rename_success()
1827 	if (op->file[1].vnode != op->file[0].vnode) {  in afs_rename_success()
1828 		op->ctime = op->file[1].scb.status.mtime_client;  in afs_rename_success()
1829 		afs_vnode_commit_status(op, &op->file[1]);  in afs_rename_success()
1833 static void afs_rename_edit_dir(struct afs_operation *op)  in afs_rename_edit_dir()  argument
1835 	struct afs_vnode_param *orig_dvp = &op->file[0];  in afs_rename_edit_dir()
1836 	struct afs_vnode_param *new_dvp = &op->file[1];  in afs_rename_edit_dir()
1839 	struct afs_vnode *vnode = AFS_FS_I(d_inode(op->dentry));  in afs_rename_edit_dir()
1840 	struct dentry *old_dentry = op->dentry;  in afs_rename_edit_dir()
1841 	struct dentry *new_dentry = op->dentry_2;  in afs_rename_edit_dir()
1844 	_enter("op=%08x", op->debug_id);  in afs_rename_edit_dir()
1846 	if (op->rename.rehash) {  in afs_rename_edit_dir()
1847 		d_rehash(op->rename.rehash);  in afs_rename_edit_dir()
1848 		op->rename.rehash = NULL;  in afs_rename_edit_dir()
1864 		if (!op->rename.new_negative)  in afs_rename_edit_dir()
1888 	afs_update_dentry_version(op, new_dvp, op->dentry);  in afs_rename_edit_dir()
1889 	afs_update_dentry_version(op, new_dvp, op->dentry_2);  in afs_rename_edit_dir()
1896 static void afs_rename_put(struct afs_operation *op)  in afs_rename_put()  argument
1898 	_enter("op=%08x", op->debug_id);  in afs_rename_put()
1899 	if (op->rename.rehash)  in afs_rename_put()
1900 		d_rehash(op->rename.rehash);  in afs_rename_put()
1901 	dput(op->rename.tmp);  in afs_rename_put()
1902 	if (op->error)  in afs_rename_put()
1903 		d_rehash(op->dentry);  in afs_rename_put()
1921 	struct afs_operation *op;  in afs_rename()  local
1942 	op = afs_alloc_operation(NULL, orig_dvnode->volume);  in afs_rename()
1943 	if (IS_ERR(op))  in afs_rename()
1944 		return PTR_ERR(op);  in afs_rename()
1946 	ret = afs_validate(vnode, op->key);  in afs_rename()
1947 	op->error = ret;  in afs_rename()
1951 	afs_op_set_vnode(op, 0, orig_dvnode);  in afs_rename()
1952 	afs_op_set_vnode(op, 1, new_dvnode); /* May be same as orig_dvnode */  in afs_rename()
1953 	op->file[0].dv_delta = 1;  in afs_rename()
1954 	op->file[1].dv_delta = 1;  in afs_rename()
1955 	op->file[0].modification = true;  in afs_rename()
1956 	op->file[1].modification = true;  in afs_rename()
1957 	op->file[0].update_ctime = true;  in afs_rename()
1958 	op->file[1].update_ctime = true;  in afs_rename()
1960 	op->dentry		= old_dentry;  in afs_rename()
1961 	op->dentry_2		= new_dentry;  in afs_rename()
1962 	op->rename.new_negative	= d_is_negative(new_dentry);  in afs_rename()
1963 	op->ops			= &afs_rename_operation;  in afs_rename()
1976 			op->rename.rehash = new_dentry;  in afs_rename()
1981 			op->rename.tmp = d_alloc(new_dentry->d_parent,  in afs_rename()
1983 			if (!op->rename.tmp) {  in afs_rename()
1984 				op->error = -ENOMEM;  in afs_rename()
1990 					      new_dentry, op->key);  in afs_rename()
1992 				op->error = ret;  in afs_rename()
1996 			op->dentry_2 = op->rename.tmp;  in afs_rename()
1997 			op->rename.rehash = NULL;  in afs_rename()
1998 			op->rename.new_negative = true;  in afs_rename()
2013 	return afs_do_sync_operation(op);  in afs_rename()
2016 	return afs_put_operation(op);  in afs_rename()