681 static void afs_do_lookup_success(struct afs_operation *op)  in afs_do_lookup_success()  argument
691 	for (i = 0; i < op->nr_files; i++) {  in afs_do_lookup_success()
694 			vp = &op->file[0];  in afs_do_lookup_success()
697 				op->ac.abort_code = abort_code;  in afs_do_lookup_success()
698 				op->error = afs_abort_to_error(abort_code);  in afs_do_lookup_success()
703 			vp = &op->file[1];  in afs_do_lookup_success()
707 			vp = &op->more_files[i - 2];  in afs_do_lookup_success()
717 				afs_vnode_commit_status(op, vp);  in afs_do_lookup_success()
719 			inode = afs_iget(op, vp);  in afs_do_lookup_success()
722 				afs_cache_permit(vnode, op->key,  in afs_do_lookup_success()
724 						 op->cb_v_break,  in afs_do_lookup_success()
793 	struct afs_operation *op;  in afs_do_lookup()  local
837 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_do_lookup()
838 	if (IS_ERR(op)) {  in afs_do_lookup()
839 		ret = PTR_ERR(op);  in afs_do_lookup()
843 	afs_op_set_vnode(op, 0, dvnode);  in afs_do_lookup()
844 	afs_op_set_fid(op, 1, &cookie->fids[1]);  in afs_do_lookup()
846 	op->nr_files = cookie->nr_fids;  in afs_do_lookup()
847 	_debug("nr_files %u", op->nr_files);  in afs_do_lookup()
850 	op->error = -ENOMEM;  in afs_do_lookup()
851 	if (op->nr_files > 2) {  in afs_do_lookup()
852 		op->more_files = kvcalloc(op->nr_files - 2,  in afs_do_lookup()
855 		if (!op->more_files)  in afs_do_lookup()
858 		for (i = 2; i < op->nr_files; i++) {  in afs_do_lookup()
859 			vp = &op->more_files[i - 2];  in afs_do_lookup()
882 	op->error = -ENOTSUPP;  in afs_do_lookup()
884 		op->ops = &afs_inline_bulk_status_operation;  in afs_do_lookup()
885 		afs_begin_vnode_operation(op);  in afs_do_lookup()
886 		afs_wait_for_operation(op);  in afs_do_lookup()
889 	if (op->error == -ENOTSUPP) {  in afs_do_lookup()
894 		op->fetch_status.which = 1;  in afs_do_lookup()
895 		op->ops = &afs_lookup_fetch_status_operation;  in afs_do_lookup()
896 		afs_begin_vnode_operation(op);  in afs_do_lookup()
897 		afs_wait_for_operation(op);  in afs_do_lookup()
899 	inode = ERR_PTR(op->error);  in afs_do_lookup()
902 	if (op->error == 0) {  in afs_do_lookup()
903 		inode = &op->file[1].vnode->netfs.inode;  in afs_do_lookup()
904 		op->file[1].vnode = NULL;  in afs_do_lookup()
907 	if (op->file[0].scb.have_status)  in afs_do_lookup()
908 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].scb.status.data_version;  in afs_do_lookup()
910 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].dv_before;  in afs_do_lookup()
911 	ret = afs_put_operation(op);  in afs_do_lookup()
1255 void afs_check_for_remote_deletion(struct afs_operation *op)  in afs_check_for_remote_deletion()  argument
1257 	struct afs_vnode *vnode = op->file[0].vnode;  in afs_check_for_remote_deletion()
1259 	switch (op->ac.abort_code) {  in afs_check_for_remote_deletion()
1269 static void afs_vnode_new_inode(struct afs_operation *op)  in afs_vnode_new_inode()  argument
1271 	struct afs_vnode_param *vp = &op->file[1];  in afs_vnode_new_inode()
1277 	ASSERTCMP(op->error, ==, 0);  in afs_vnode_new_inode()
1279 	inode = afs_iget(op, vp);  in afs_vnode_new_inode()
1284 		op->error = PTR_ERR(inode);  in afs_vnode_new_inode()
1290 	if (!op->error)  in afs_vnode_new_inode()
1291 		afs_cache_permit(vnode, op->key, vnode->cb_break, &vp->scb);  in afs_vnode_new_inode()
1292 	d_instantiate(op->dentry, inode);  in afs_vnode_new_inode()
1295 static void afs_create_success(struct afs_operation *op)  in afs_create_success()  argument
1297 	_enter("op=%08x", op->debug_id);  in afs_create_success()
1298 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_create_success()
1299 	afs_vnode_commit_status(op, &op->file[0]);  in afs_create_success()
1300 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_create_success()
1301 	afs_vnode_new_inode(op);  in afs_create_success()
1304 static void afs_create_edit_dir(struct afs_operation *op)  in afs_create_edit_dir()  argument
1306 	struct afs_vnode_param *dvp = &op->file[0];  in afs_create_edit_dir()
1307 	struct afs_vnode_param *vp = &op->file[1];  in afs_create_edit_dir()
1310 	_enter("op=%08x", op->debug_id);  in afs_create_edit_dir()
1315 		afs_edit_dir_add(dvnode, &op->dentry->d_name, &vp->fid,  in afs_create_edit_dir()
1316 				 op->create.reason);  in afs_create_edit_dir()
1320 static void afs_create_put(struct afs_operation *op)  in afs_create_put()  argument
1322 	_enter("op=%08x", op->debug_id);  in afs_create_put()
1324 	if (op->error)  in afs_create_put()
1325 		d_drop(op->dentry);  in afs_create_put()
1343 	struct afs_operation *op;  in afs_mkdir()  local
1349 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_mkdir()
1350 	if (IS_ERR(op)) {  in afs_mkdir()
1352 		return PTR_ERR(op);  in afs_mkdir()
1355 	afs_op_set_vnode(op, 0, dvnode);  in afs_mkdir()
1356 	op->file[0].dv_delta = 1;  in afs_mkdir()
1357 	op->file[0].modification = true;  in afs_mkdir()
1358 	op->file[0].update_ctime = true;  in afs_mkdir()
1359 	op->dentry	= dentry;  in afs_mkdir()
1360 	op->create.mode	= S_IFDIR | mode;  in afs_mkdir()
1361 	op->create.reason = afs_edit_dir_for_mkdir;  in afs_mkdir()
1362 	op->mtime	= current_time(dir);  in afs_mkdir()
1363 	op->ops		= &afs_mkdir_operation;  in afs_mkdir()
1364 	return afs_do_sync_operation(op);  in afs_mkdir()
1382 static void afs_rmdir_success(struct afs_operation *op)  in afs_rmdir_success()  argument
1384 	_enter("op=%08x", op->debug_id);  in afs_rmdir_success()
1385 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rmdir_success()
1386 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rmdir_success()
1387 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_rmdir_success()
1390 static void afs_rmdir_edit_dir(struct afs_operation *op)  in afs_rmdir_edit_dir()  argument
1392 	struct afs_vnode_param *dvp = &op->file[0];  in afs_rmdir_edit_dir()
1395 	_enter("op=%08x", op->debug_id);  in afs_rmdir_edit_dir()
1396 	afs_dir_remove_subdir(op->dentry);  in afs_rmdir_edit_dir()
1401 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_rmdir_edit_dir()
1406 static void afs_rmdir_put(struct afs_operation *op)  in afs_rmdir_put()  argument
1408 	_enter("op=%08x", op->debug_id);  in afs_rmdir_put()
1409 	if (op->file[1].vnode)  in afs_rmdir_put()
1410 		up_write(&op->file[1].vnode->rmdir_lock);  in afs_rmdir_put()
1427 	struct afs_operation *op;  in afs_rmdir()  local
1434 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_rmdir()
1435 	if (IS_ERR(op))  in afs_rmdir()
1436 		return PTR_ERR(op);  in afs_rmdir()
1438 	afs_op_set_vnode(op, 0, dvnode);  in afs_rmdir()
1439 	op->file[0].dv_delta = 1;  in afs_rmdir()
1440 	op->file[0].modification = true;  in afs_rmdir()
1441 	op->file[0].update_ctime = true;  in afs_rmdir()
1443 	op->dentry	= dentry;  in afs_rmdir()
1444 	op->ops		= &afs_rmdir_operation;  in afs_rmdir()
1449 		ret = afs_validate(vnode, op->key);  in afs_rmdir()
1458 		op->file[1].vnode = vnode;  in afs_rmdir()
1461 	return afs_do_sync_operation(op);  in afs_rmdir()
1464 	return afs_put_operation(op);  in afs_rmdir()
1477 static void afs_dir_remove_link(struct afs_operation *op)  in afs_dir_remove_link()  argument
1479 	struct afs_vnode *dvnode = op->file[0].vnode;  in afs_dir_remove_link()
1480 	struct afs_vnode *vnode = op->file[1].vnode;  in afs_dir_remove_link()
1481 	struct dentry *dentry = op->dentry;  in afs_dir_remove_link()
1484 	if (op->error != 0 ||  in afs_dir_remove_link()
1485 	    (op->file[1].scb.have_status && op->file[1].scb.have_error))  in afs_dir_remove_link()
1506 		ret = afs_validate(vnode, op->key);  in afs_dir_remove_link()
1508 			op->error = ret;  in afs_dir_remove_link()
1511 	_debug("nlink %d [val %d]", vnode->netfs.inode.i_nlink, op->error);  in afs_dir_remove_link()
1514 static void afs_unlink_success(struct afs_operation *op)  in afs_unlink_success()  argument
1516 	_enter("op=%08x", op->debug_id);  in afs_unlink_success()
1517 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_unlink_success()
1518 	afs_check_dir_conflict(op, &op->file[0]);  in afs_unlink_success()
1519 	afs_vnode_commit_status(op, &op->file[0]);  in afs_unlink_success()
1520 	afs_vnode_commit_status(op, &op->file[1]);  in afs_unlink_success()
1521 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_unlink_success()
1522 	afs_dir_remove_link(op);  in afs_unlink_success()
1525 static void afs_unlink_edit_dir(struct afs_operation *op)  in afs_unlink_edit_dir()  argument
1527 	struct afs_vnode_param *dvp = &op->file[0];  in afs_unlink_edit_dir()
1530 	_enter("op=%08x", op->debug_id);  in afs_unlink_edit_dir()
1534 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_unlink_edit_dir()
1539 static void afs_unlink_put(struct afs_operation *op)  in afs_unlink_put()  argument
1541 	_enter("op=%08x", op->debug_id);  in afs_unlink_put()
1542 	if (op->unlink.need_rehash && op->error < 0 && op->error != -ENOENT)  in afs_unlink_put()
1543 		d_rehash(op->dentry);  in afs_unlink_put()
1560 	struct afs_operation *op;  in afs_unlink()  local
1571 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_unlink()
1572 	if (IS_ERR(op))  in afs_unlink()
1573 		return PTR_ERR(op);  in afs_unlink()
1575 	afs_op_set_vnode(op, 0, dvnode);  in afs_unlink()
1576 	op->file[0].dv_delta = 1;  in afs_unlink()
1577 	op->file[0].modification = true;  in afs_unlink()
1578 	op->file[0].update_ctime = true;  in afs_unlink()
1581 	ret = afs_validate(vnode, op->key);  in afs_unlink()
1583 		op->error = ret;  in afs_unlink()
1592 		op->error = afs_sillyrename(dvnode, vnode, dentry, op->key);  in afs_unlink()
1598 		op->unlink.need_rehash = true;  in afs_unlink()
1602 	op->file[1].vnode = vnode;  in afs_unlink()
1603 	op->file[1].update_ctime = true;  in afs_unlink()
1604 	op->file[1].op_unlinked = true;  in afs_unlink()
1605 	op->dentry	= dentry;  in afs_unlink()
1606 	op->ops		= &afs_unlink_operation;  in afs_unlink()
1607 	afs_begin_vnode_operation(op);  in afs_unlink()
1608 	afs_wait_for_operation(op);  in afs_unlink()
1613 	if (op->error == 0 && (op->flags & AFS_OPERATION_DIR_CONFLICT)) {  in afs_unlink()
1614 		op->file[1].update_ctime = false;  in afs_unlink()
1615 		op->fetch_status.which = 1;  in afs_unlink()
1616 		op->ops = &afs_fetch_status_operation;  in afs_unlink()
1617 		afs_begin_vnode_operation(op);  in afs_unlink()
1618 		afs_wait_for_operation(op);  in afs_unlink()
1621 	return afs_put_operation(op);  in afs_unlink()
1624 	return afs_put_operation(op);  in afs_unlink()
1642 	struct afs_operation *op;  in afs_create()  local
1652 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_create()
1653 	if (IS_ERR(op)) {  in afs_create()
1654 		ret = PTR_ERR(op);  in afs_create()
1658 	afs_op_set_vnode(op, 0, dvnode);  in afs_create()
1659 	op->file[0].dv_delta = 1;  in afs_create()
1660 	op->file[0].modification = true;  in afs_create()
1661 	op->file[0].update_ctime = true;  in afs_create()
1663 	op->dentry	= dentry;  in afs_create()
1664 	op->create.mode	= S_IFREG | mode;  in afs_create()
1665 	op->create.reason = afs_edit_dir_for_create;  in afs_create()
1666 	op->mtime	= current_time(dir);  in afs_create()
1667 	op->ops		= &afs_create_operation;  in afs_create()
1668 	return afs_do_sync_operation(op);  in afs_create()
1676 static void afs_link_success(struct afs_operation *op)  in afs_link_success()  argument
1678 	struct afs_vnode_param *dvp = &op->file[0];  in afs_link_success()
1679 	struct afs_vnode_param *vp = &op->file[1];  in afs_link_success()
1681 	_enter("op=%08x", op->debug_id);  in afs_link_success()
1682 	op->ctime = dvp->scb.status.mtime_client;  in afs_link_success()
1683 	afs_vnode_commit_status(op, dvp);  in afs_link_success()
1684 	afs_vnode_commit_status(op, vp);  in afs_link_success()
1685 	afs_update_dentry_version(op, dvp, op->dentry);  in afs_link_success()
1686 	if (op->dentry_2->d_parent == op->dentry->d_parent)  in afs_link_success()
1687 		afs_update_dentry_version(op, dvp, op->dentry_2);  in afs_link_success()
1689 	d_instantiate(op->dentry, &vp->vnode->netfs.inode);  in afs_link_success()
1692 static void afs_link_put(struct afs_operation *op)  in afs_link_put()  argument
1694 	_enter("op=%08x", op->debug_id);  in afs_link_put()
1695 	if (op->error)  in afs_link_put()
1696 		d_drop(op->dentry);  in afs_link_put()
1714 	struct afs_operation *op;  in afs_link()  local
1727 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_link()
1728 	if (IS_ERR(op)) {  in afs_link()
1729 		ret = PTR_ERR(op);  in afs_link()
1733 	ret = afs_validate(vnode, op->key);  in afs_link()
1737 	afs_op_set_vnode(op, 0, dvnode);  in afs_link()
1738 	afs_op_set_vnode(op, 1, vnode);  in afs_link()
1739 	op->file[0].dv_delta = 1;  in afs_link()
1740 	op->file[0].modification = true;  in afs_link()
1741 	op->file[0].update_ctime = true;  in afs_link()
1742 	op->file[1].update_ctime = true;  in afs_link()
1744 	op->dentry		= dentry;  in afs_link()
1745 	op->dentry_2		= from;  in afs_link()
1746 	op->ops			= &afs_link_operation;  in afs_link()
1747 	op->create.reason	= afs_edit_dir_for_link;  in afs_link()
1748 	return afs_do_sync_operation(op);  in afs_link()
1751 	afs_put_operation(op);  in afs_link()
1773 	struct afs_operation *op;  in afs_symlink()  local
1789 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_symlink()
1790 	if (IS_ERR(op)) {  in afs_symlink()
1791 		ret = PTR_ERR(op);  in afs_symlink()
1795 	afs_op_set_vnode(op, 0, dvnode);  in afs_symlink()
1796 	op->file[0].dv_delta = 1;  in afs_symlink()
1798 	op->dentry		= dentry;  in afs_symlink()
1799 	op->ops			= &afs_symlink_operation;  in afs_symlink()
1800 	op->create.reason	= afs_edit_dir_for_symlink;  in afs_symlink()
1801 	op->create.symlink	= content;  in afs_symlink()
1802 	op->mtime		= current_time(dir);  in afs_symlink()
1803 	return afs_do_sync_operation(op);  in afs_symlink()
1811 static void afs_rename_success(struct afs_operation *op)  in afs_rename_success()  argument
1813 	struct afs_vnode *vnode = AFS_FS_I(d_inode(op->dentry));  in afs_rename_success()
1815 	_enter("op=%08x", op->debug_id);  in afs_rename_success()
1817 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rename_success()
1818 	afs_check_dir_conflict(op, &op->file[1]);  in afs_rename_success()
1819 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rename_success()
1820 	if (op->file[1].vnode != op->file[0].vnode) {  in afs_rename_success()
1821 		op->ctime = op->file[1].scb.status.mtime_client;  in afs_rename_success()
1822 		afs_vnode_commit_status(op, &op->file[1]);  in afs_rename_success()
1829 	    op->file[0].vnode != op->file[1].vnode) {  in afs_rename_success()
1842 static void afs_rename_edit_dir(struct afs_operation *op)  in afs_rename_edit_dir()  argument
1844 	struct afs_vnode_param *orig_dvp = &op->file[0];  in afs_rename_edit_dir()
1845 	struct afs_vnode_param *new_dvp = &op->file[1];  in afs_rename_edit_dir()
1848 	struct afs_vnode *vnode = AFS_FS_I(d_inode(op->dentry));  in afs_rename_edit_dir()
1849 	struct dentry *old_dentry = op->dentry;  in afs_rename_edit_dir()
1850 	struct dentry *new_dentry = op->dentry_2;  in afs_rename_edit_dir()
1853 	_enter("op=%08x", op->debug_id);  in afs_rename_edit_dir()
1855 	if (op->rename.rehash) {  in afs_rename_edit_dir()
1856 		d_rehash(op->rename.rehash);  in afs_rename_edit_dir()
1857 		op->rename.rehash = NULL;  in afs_rename_edit_dir()
1873 		if (!op->rename.new_negative)  in afs_rename_edit_dir()
1903 	afs_update_dentry_version(op, new_dvp, op->dentry);  in afs_rename_edit_dir()
1904 	afs_update_dentry_version(op, new_dvp, op->dentry_2);  in afs_rename_edit_dir()
1911 static void afs_rename_put(struct afs_operation *op)  in afs_rename_put()  argument
1913 	_enter("op=%08x", op->debug_id);  in afs_rename_put()
1914 	if (op->rename.rehash)  in afs_rename_put()
1915 		d_rehash(op->rename.rehash);  in afs_rename_put()
1916 	dput(op->rename.tmp);  in afs_rename_put()
1917 	if (op->error)  in afs_rename_put()
1918 		d_rehash(op->dentry);  in afs_rename_put()
1936 	struct afs_operation *op;  in afs_rename()  local
1957 	op = afs_alloc_operation(NULL, orig_dvnode->volume);  in afs_rename()
1958 	if (IS_ERR(op))  in afs_rename()
1959 		return PTR_ERR(op);  in afs_rename()
1961 	ret = afs_validate(vnode, op->key);  in afs_rename()
1962 	op->error = ret;  in afs_rename()
1966 	afs_op_set_vnode(op, 0, orig_dvnode);  in afs_rename()
1967 	afs_op_set_vnode(op, 1, new_dvnode); /* May be same as orig_dvnode */  in afs_rename()
1968 	op->file[0].dv_delta = 1;  in afs_rename()
1969 	op->file[1].dv_delta = 1;  in afs_rename()
1970 	op->file[0].modification = true;  in afs_rename()
1971 	op->file[1].modification = true;  in afs_rename()
1972 	op->file[0].update_ctime = true;  in afs_rename()
1973 	op->file[1].update_ctime = true;  in afs_rename()
1975 	op->dentry		= old_dentry;  in afs_rename()
1976 	op->dentry_2		= new_dentry;  in afs_rename()
1977 	op->rename.new_negative	= d_is_negative(new_dentry);  in afs_rename()
1978 	op->ops			= &afs_rename_operation;  in afs_rename()
1991 			op->rename.rehash = new_dentry;  in afs_rename()
1996 			op->rename.tmp = d_alloc(new_dentry->d_parent,  in afs_rename()
1998 			if (!op->rename.tmp) {  in afs_rename()
1999 				op->error = -ENOMEM;  in afs_rename()
2005 					      new_dentry, op->key);  in afs_rename()
2007 				op->error = ret;  in afs_rename()
2011 			op->dentry_2 = op->rename.tmp;  in afs_rename()
2012 			op->rename.rehash = NULL;  in afs_rename()
2013 			op->rename.new_negative = true;  in afs_rename()
2028 	return afs_do_sync_operation(op);  in afs_rename()
2031 	return afs_put_operation(op);  in afs_rename()