680 static void afs_do_lookup_success(struct afs_operation *op)  in afs_do_lookup_success()  argument
690 	for (i = 0; i < op->nr_files; i++) {  in afs_do_lookup_success()
693 			vp = &op->file[0];  in afs_do_lookup_success()
696 				op->ac.abort_code = abort_code;  in afs_do_lookup_success()
697 				op->error = afs_abort_to_error(abort_code);  in afs_do_lookup_success()
702 			vp = &op->file[1];  in afs_do_lookup_success()
706 			vp = &op->more_files[i - 2];  in afs_do_lookup_success()
716 				afs_vnode_commit_status(op, vp);  in afs_do_lookup_success()
718 			inode = afs_iget(op, vp);  in afs_do_lookup_success()
721 				afs_cache_permit(vnode, op->key,  in afs_do_lookup_success()
723 						 op->cb_v_break,  in afs_do_lookup_success()
792 	struct afs_operation *op;  in afs_do_lookup()  local
836 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_do_lookup()
837 	if (IS_ERR(op)) {  in afs_do_lookup()
838 		ret = PTR_ERR(op);  in afs_do_lookup()
842 	afs_op_set_vnode(op, 0, dvnode);  in afs_do_lookup()
843 	afs_op_set_fid(op, 1, &cookie->fids[1]);  in afs_do_lookup()
845 	op->nr_files = cookie->nr_fids;  in afs_do_lookup()
846 	_debug("nr_files %u", op->nr_files);  in afs_do_lookup()
849 	op->error = -ENOMEM;  in afs_do_lookup()
850 	if (op->nr_files > 2) {  in afs_do_lookup()
851 		op->more_files = kvcalloc(op->nr_files - 2,  in afs_do_lookup()
854 		if (!op->more_files)  in afs_do_lookup()
857 		for (i = 2; i < op->nr_files; i++) {  in afs_do_lookup()
858 			vp = &op->more_files[i - 2];  in afs_do_lookup()
881 	op->error = -ENOTSUPP;  in afs_do_lookup()
883 		op->ops = &afs_inline_bulk_status_operation;  in afs_do_lookup()
884 		afs_begin_vnode_operation(op);  in afs_do_lookup()
885 		afs_wait_for_operation(op);  in afs_do_lookup()
888 	if (op->error == -ENOTSUPP) {  in afs_do_lookup()
893 		op->fetch_status.which = 1;  in afs_do_lookup()
894 		op->ops = &afs_lookup_fetch_status_operation;  in afs_do_lookup()
895 		afs_begin_vnode_operation(op);  in afs_do_lookup()
896 		afs_wait_for_operation(op);  in afs_do_lookup()
898 	inode = ERR_PTR(op->error);  in afs_do_lookup()
901 	if (op->error == 0) {  in afs_do_lookup()
902 		inode = &op->file[1].vnode->netfs.inode;  in afs_do_lookup()
903 		op->file[1].vnode = NULL;  in afs_do_lookup()
906 	if (op->file[0].scb.have_status)  in afs_do_lookup()
907 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].scb.status.data_version;  in afs_do_lookup()
909 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].dv_before;  in afs_do_lookup()
910 	ret = afs_put_operation(op);  in afs_do_lookup()
1254 void afs_check_for_remote_deletion(struct afs_operation *op)  in afs_check_for_remote_deletion()  argument
1256 	struct afs_vnode *vnode = op->file[0].vnode;  in afs_check_for_remote_deletion()
1258 	switch (op->ac.abort_code) {  in afs_check_for_remote_deletion()
1268 static void afs_vnode_new_inode(struct afs_operation *op)  in afs_vnode_new_inode()  argument
1270 	struct afs_vnode_param *vp = &op->file[1];  in afs_vnode_new_inode()
1276 	ASSERTCMP(op->error, ==, 0);  in afs_vnode_new_inode()
1278 	inode = afs_iget(op, vp);  in afs_vnode_new_inode()
1283 		op->error = PTR_ERR(inode);  in afs_vnode_new_inode()
1289 	if (!op->error)  in afs_vnode_new_inode()
1290 		afs_cache_permit(vnode, op->key, vnode->cb_break, &vp->scb);  in afs_vnode_new_inode()
1291 	d_instantiate(op->dentry, inode);  in afs_vnode_new_inode()
1294 static void afs_create_success(struct afs_operation *op)  in afs_create_success()  argument
1296 	_enter("op=%08x", op->debug_id);  in afs_create_success()
1297 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_create_success()
1298 	afs_vnode_commit_status(op, &op->file[0]);  in afs_create_success()
1299 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_create_success()
1300 	afs_vnode_new_inode(op);  in afs_create_success()
1303 static void afs_create_edit_dir(struct afs_operation *op)  in afs_create_edit_dir()  argument
1305 	struct afs_vnode_param *dvp = &op->file[0];  in afs_create_edit_dir()
1306 	struct afs_vnode_param *vp = &op->file[1];  in afs_create_edit_dir()
1309 	_enter("op=%08x", op->debug_id);  in afs_create_edit_dir()
1314 		afs_edit_dir_add(dvnode, &op->dentry->d_name, &vp->fid,  in afs_create_edit_dir()
1315 				 op->create.reason);  in afs_create_edit_dir()
1319 static void afs_create_put(struct afs_operation *op)  in afs_create_put()  argument
1321 	_enter("op=%08x", op->debug_id);  in afs_create_put()
1323 	if (op->error)  in afs_create_put()
1324 		d_drop(op->dentry);  in afs_create_put()
1342 	struct afs_operation *op;  in afs_mkdir()  local
1348 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_mkdir()
1349 	if (IS_ERR(op)) {  in afs_mkdir()
1351 		return PTR_ERR(op);  in afs_mkdir()
1354 	afs_op_set_vnode(op, 0, dvnode);  in afs_mkdir()
1355 	op->file[0].dv_delta = 1;  in afs_mkdir()
1356 	op->file[0].modification = true;  in afs_mkdir()
1357 	op->file[0].update_ctime = true;  in afs_mkdir()
1358 	op->dentry	= dentry;  in afs_mkdir()
1359 	op->create.mode	= S_IFDIR | mode;  in afs_mkdir()
1360 	op->create.reason = afs_edit_dir_for_mkdir;  in afs_mkdir()
1361 	op->mtime	= current_time(dir);  in afs_mkdir()
1362 	op->ops		= &afs_mkdir_operation;  in afs_mkdir()
1363 	return afs_do_sync_operation(op);  in afs_mkdir()
1381 static void afs_rmdir_success(struct afs_operation *op)  in afs_rmdir_success()  argument
1383 	_enter("op=%08x", op->debug_id);  in afs_rmdir_success()
1384 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rmdir_success()
1385 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rmdir_success()
1386 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_rmdir_success()
1389 static void afs_rmdir_edit_dir(struct afs_operation *op)  in afs_rmdir_edit_dir()  argument
1391 	struct afs_vnode_param *dvp = &op->file[0];  in afs_rmdir_edit_dir()
1394 	_enter("op=%08x", op->debug_id);  in afs_rmdir_edit_dir()
1395 	afs_dir_remove_subdir(op->dentry);  in afs_rmdir_edit_dir()
1400 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_rmdir_edit_dir()
1405 static void afs_rmdir_put(struct afs_operation *op)  in afs_rmdir_put()  argument
1407 	_enter("op=%08x", op->debug_id);  in afs_rmdir_put()
1408 	if (op->file[1].vnode)  in afs_rmdir_put()
1409 		up_write(&op->file[1].vnode->rmdir_lock);  in afs_rmdir_put()
1426 	struct afs_operation *op;  in afs_rmdir()  local
1433 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_rmdir()
1434 	if (IS_ERR(op))  in afs_rmdir()
1435 		return PTR_ERR(op);  in afs_rmdir()
1437 	afs_op_set_vnode(op, 0, dvnode);  in afs_rmdir()
1438 	op->file[0].dv_delta = 1;  in afs_rmdir()
1439 	op->file[0].modification = true;  in afs_rmdir()
1440 	op->file[0].update_ctime = true;  in afs_rmdir()
1442 	op->dentry	= dentry;  in afs_rmdir()
1443 	op->ops		= &afs_rmdir_operation;  in afs_rmdir()
1448 		ret = afs_validate(vnode, op->key);  in afs_rmdir()
1457 		op->file[1].vnode = vnode;  in afs_rmdir()
1460 	return afs_do_sync_operation(op);  in afs_rmdir()
1463 	return afs_put_operation(op);  in afs_rmdir()
1476 static void afs_dir_remove_link(struct afs_operation *op)  in afs_dir_remove_link()  argument
1478 	struct afs_vnode *dvnode = op->file[0].vnode;  in afs_dir_remove_link()
1479 	struct afs_vnode *vnode = op->file[1].vnode;  in afs_dir_remove_link()
1480 	struct dentry *dentry = op->dentry;  in afs_dir_remove_link()
1483 	if (op->error != 0 ||  in afs_dir_remove_link()
1484 	    (op->file[1].scb.have_status && op->file[1].scb.have_error))  in afs_dir_remove_link()
1505 		ret = afs_validate(vnode, op->key);  in afs_dir_remove_link()
1507 			op->error = ret;  in afs_dir_remove_link()
1510 	_debug("nlink %d [val %d]", vnode->netfs.inode.i_nlink, op->error);  in afs_dir_remove_link()
1513 static void afs_unlink_success(struct afs_operation *op)  in afs_unlink_success()  argument
1515 	_enter("op=%08x", op->debug_id);  in afs_unlink_success()
1516 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_unlink_success()
1517 	afs_check_dir_conflict(op, &op->file[0]);  in afs_unlink_success()
1518 	afs_vnode_commit_status(op, &op->file[0]);  in afs_unlink_success()
1519 	afs_vnode_commit_status(op, &op->file[1]);  in afs_unlink_success()
1520 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_unlink_success()
1521 	afs_dir_remove_link(op);  in afs_unlink_success()
1524 static void afs_unlink_edit_dir(struct afs_operation *op)  in afs_unlink_edit_dir()  argument
1526 	struct afs_vnode_param *dvp = &op->file[0];  in afs_unlink_edit_dir()
1529 	_enter("op=%08x", op->debug_id);  in afs_unlink_edit_dir()
1533 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_unlink_edit_dir()
1538 static void afs_unlink_put(struct afs_operation *op)  in afs_unlink_put()  argument
1540 	_enter("op=%08x", op->debug_id);  in afs_unlink_put()
1541 	if (op->unlink.need_rehash && op->error < 0 && op->error != -ENOENT)  in afs_unlink_put()
1542 		d_rehash(op->dentry);  in afs_unlink_put()
1559 	struct afs_operation *op;  in afs_unlink()  local
1570 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_unlink()
1571 	if (IS_ERR(op))  in afs_unlink()
1572 		return PTR_ERR(op);  in afs_unlink()
1574 	afs_op_set_vnode(op, 0, dvnode);  in afs_unlink()
1575 	op->file[0].dv_delta = 1;  in afs_unlink()
1576 	op->file[0].modification = true;  in afs_unlink()
1577 	op->file[0].update_ctime = true;  in afs_unlink()
1580 	ret = afs_validate(vnode, op->key);  in afs_unlink()
1582 		op->error = ret;  in afs_unlink()
1591 		op->error = afs_sillyrename(dvnode, vnode, dentry, op->key);  in afs_unlink()
1597 		op->unlink.need_rehash = true;  in afs_unlink()
1601 	op->file[1].vnode = vnode;  in afs_unlink()
1602 	op->file[1].update_ctime = true;  in afs_unlink()
1603 	op->file[1].op_unlinked = true;  in afs_unlink()
1604 	op->dentry	= dentry;  in afs_unlink()
1605 	op->ops		= &afs_unlink_operation;  in afs_unlink()
1606 	afs_begin_vnode_operation(op);  in afs_unlink()
1607 	afs_wait_for_operation(op);  in afs_unlink()
1612 	if (op->error == 0 && (op->flags & AFS_OPERATION_DIR_CONFLICT)) {  in afs_unlink()
1613 		op->file[1].update_ctime = false;  in afs_unlink()
1614 		op->fetch_status.which = 1;  in afs_unlink()
1615 		op->ops = &afs_fetch_status_operation;  in afs_unlink()
1616 		afs_begin_vnode_operation(op);  in afs_unlink()
1617 		afs_wait_for_operation(op);  in afs_unlink()
1620 	return afs_put_operation(op);  in afs_unlink()
1623 	return afs_put_operation(op);  in afs_unlink()
1641 	struct afs_operation *op;  in afs_create()  local
1651 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_create()
1652 	if (IS_ERR(op)) {  in afs_create()
1653 		ret = PTR_ERR(op);  in afs_create()
1657 	afs_op_set_vnode(op, 0, dvnode);  in afs_create()
1658 	op->file[0].dv_delta = 1;  in afs_create()
1659 	op->file[0].modification = true;  in afs_create()
1660 	op->file[0].update_ctime = true;  in afs_create()
1662 	op->dentry	= dentry;  in afs_create()
1663 	op->create.mode	= S_IFREG | mode;  in afs_create()
1664 	op->create.reason = afs_edit_dir_for_create;  in afs_create()
1665 	op->mtime	= current_time(dir);  in afs_create()
1666 	op->ops		= &afs_create_operation;  in afs_create()
1667 	return afs_do_sync_operation(op);  in afs_create()
1675 static void afs_link_success(struct afs_operation *op)  in afs_link_success()  argument
1677 	struct afs_vnode_param *dvp = &op->file[0];  in afs_link_success()
1678 	struct afs_vnode_param *vp = &op->file[1];  in afs_link_success()
1680 	_enter("op=%08x", op->debug_id);  in afs_link_success()
1681 	op->ctime = dvp->scb.status.mtime_client;  in afs_link_success()
1682 	afs_vnode_commit_status(op, dvp);  in afs_link_success()
1683 	afs_vnode_commit_status(op, vp);  in afs_link_success()
1684 	afs_update_dentry_version(op, dvp, op->dentry);  in afs_link_success()
1685 	if (op->dentry_2->d_parent == op->dentry->d_parent)  in afs_link_success()
1686 		afs_update_dentry_version(op, dvp, op->dentry_2);  in afs_link_success()
1688 	d_instantiate(op->dentry, &vp->vnode->netfs.inode);  in afs_link_success()
1691 static void afs_link_put(struct afs_operation *op)  in afs_link_put()  argument
1693 	_enter("op=%08x", op->debug_id);  in afs_link_put()
1694 	if (op->error)  in afs_link_put()
1695 		d_drop(op->dentry);  in afs_link_put()
1713 	struct afs_operation *op;  in afs_link()  local
1726 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_link()
1727 	if (IS_ERR(op)) {  in afs_link()
1728 		ret = PTR_ERR(op);  in afs_link()
1732 	ret = afs_validate(vnode, op->key);  in afs_link()
1736 	afs_op_set_vnode(op, 0, dvnode);  in afs_link()
1737 	afs_op_set_vnode(op, 1, vnode);  in afs_link()
1738 	op->file[0].dv_delta = 1;  in afs_link()
1739 	op->file[0].modification = true;  in afs_link()
1740 	op->file[0].update_ctime = true;  in afs_link()
1741 	op->file[1].update_ctime = true;  in afs_link()
1743 	op->dentry		= dentry;  in afs_link()
1744 	op->dentry_2		= from;  in afs_link()
1745 	op->ops			= &afs_link_operation;  in afs_link()
1746 	op->create.reason	= afs_edit_dir_for_link;  in afs_link()
1747 	return afs_do_sync_operation(op);  in afs_link()
1750 	afs_put_operation(op);  in afs_link()
1772 	struct afs_operation *op;  in afs_symlink()  local
1788 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_symlink()
1789 	if (IS_ERR(op)) {  in afs_symlink()
1790 		ret = PTR_ERR(op);  in afs_symlink()
1794 	afs_op_set_vnode(op, 0, dvnode);  in afs_symlink()
1795 	op->file[0].dv_delta = 1;  in afs_symlink()
1797 	op->dentry		= dentry;  in afs_symlink()
1798 	op->ops			= &afs_symlink_operation;  in afs_symlink()
1799 	op->create.reason	= afs_edit_dir_for_symlink;  in afs_symlink()
1800 	op->create.symlink	= content;  in afs_symlink()
1801 	op->mtime		= current_time(dir);  in afs_symlink()
1802 	return afs_do_sync_operation(op);  in afs_symlink()
1810 static void afs_rename_success(struct afs_operation *op)  in afs_rename_success()  argument
1812 	_enter("op=%08x", op->debug_id);  in afs_rename_success()
1814 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rename_success()
1815 	afs_check_dir_conflict(op, &op->file[1]);  in afs_rename_success()
1816 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rename_success()
1817 	if (op->file[1].vnode != op->file[0].vnode) {  in afs_rename_success()
1818 		op->ctime = op->file[1].scb.status.mtime_client;  in afs_rename_success()
1819 		afs_vnode_commit_status(op, &op->file[1]);  in afs_rename_success()
1823 static void afs_rename_edit_dir(struct afs_operation *op)  in afs_rename_edit_dir()  argument
1825 	struct afs_vnode_param *orig_dvp = &op->file[0];  in afs_rename_edit_dir()
1826 	struct afs_vnode_param *new_dvp = &op->file[1];  in afs_rename_edit_dir()
1829 	struct afs_vnode *vnode = AFS_FS_I(d_inode(op->dentry));  in afs_rename_edit_dir()
1830 	struct dentry *old_dentry = op->dentry;  in afs_rename_edit_dir()
1831 	struct dentry *new_dentry = op->dentry_2;  in afs_rename_edit_dir()
1834 	_enter("op=%08x", op->debug_id);  in afs_rename_edit_dir()
1836 	if (op->rename.rehash) {  in afs_rename_edit_dir()
1837 		d_rehash(op->rename.rehash);  in afs_rename_edit_dir()
1838 		op->rename.rehash = NULL;  in afs_rename_edit_dir()
1854 		if (!op->rename.new_negative)  in afs_rename_edit_dir()
1878 	afs_update_dentry_version(op, new_dvp, op->dentry);  in afs_rename_edit_dir()
1879 	afs_update_dentry_version(op, new_dvp, op->dentry_2);  in afs_rename_edit_dir()
1886 static void afs_rename_put(struct afs_operation *op)  in afs_rename_put()  argument
1888 	_enter("op=%08x", op->debug_id);  in afs_rename_put()
1889 	if (op->rename.rehash)  in afs_rename_put()
1890 		d_rehash(op->rename.rehash);  in afs_rename_put()
1891 	dput(op->rename.tmp);  in afs_rename_put()
1892 	if (op->error)  in afs_rename_put()
1893 		d_rehash(op->dentry);  in afs_rename_put()
1911 	struct afs_operation *op;  in afs_rename()  local
1932 	op = afs_alloc_operation(NULL, orig_dvnode->volume);  in afs_rename()
1933 	if (IS_ERR(op))  in afs_rename()
1934 		return PTR_ERR(op);  in afs_rename()
1936 	ret = afs_validate(vnode, op->key);  in afs_rename()
1937 	op->error = ret;  in afs_rename()
1941 	afs_op_set_vnode(op, 0, orig_dvnode);  in afs_rename()
1942 	afs_op_set_vnode(op, 1, new_dvnode); /* May be same as orig_dvnode */  in afs_rename()
1943 	op->file[0].dv_delta = 1;  in afs_rename()
1944 	op->file[1].dv_delta = 1;  in afs_rename()
1945 	op->file[0].modification = true;  in afs_rename()
1946 	op->file[1].modification = true;  in afs_rename()
1947 	op->file[0].update_ctime = true;  in afs_rename()
1948 	op->file[1].update_ctime = true;  in afs_rename()
1950 	op->dentry		= old_dentry;  in afs_rename()
1951 	op->dentry_2		= new_dentry;  in afs_rename()
1952 	op->rename.new_negative	= d_is_negative(new_dentry);  in afs_rename()
1953 	op->ops			= &afs_rename_operation;  in afs_rename()
1966 			op->rename.rehash = new_dentry;  in afs_rename()
1971 			op->rename.tmp = d_alloc(new_dentry->d_parent,  in afs_rename()
1973 			if (!op->rename.tmp) {  in afs_rename()
1974 				op->error = -ENOMEM;  in afs_rename()
1980 					      new_dentry, op->key);  in afs_rename()
1982 				op->error = ret;  in afs_rename()
1986 			op->dentry_2 = op->rename.tmp;  in afs_rename()
1987 			op->rename.rehash = NULL;  in afs_rename()
1988 			op->rename.new_negative = true;  in afs_rename()
2003 	return afs_do_sync_operation(op);  in afs_rename()
2006 	return afs_put_operation(op);  in afs_rename()