634 static void afs_do_lookup_success(struct afs_operation *op)  in afs_do_lookup_success()  argument
644 	for (i = 0; i < op->nr_files; i++) {  in afs_do_lookup_success()
647 			vp = &op->file[0];  in afs_do_lookup_success()
650 				op->ac.abort_code = abort_code;  in afs_do_lookup_success()
651 				op->error = afs_abort_to_error(abort_code);  in afs_do_lookup_success()
656 			vp = &op->file[1];  in afs_do_lookup_success()
660 			vp = &op->more_files[i - 2];  in afs_do_lookup_success()
670 				afs_vnode_commit_status(op, vp);  in afs_do_lookup_success()
672 			inode = afs_iget(op, vp);  in afs_do_lookup_success()
675 				afs_cache_permit(vnode, op->key,  in afs_do_lookup_success()
677 						 op->cb_v_break,  in afs_do_lookup_success()
746 	struct afs_operation *op;  in afs_do_lookup()  local
790 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_do_lookup()
791 	if (IS_ERR(op)) {  in afs_do_lookup()
792 		ret = PTR_ERR(op);  in afs_do_lookup()
796 	afs_op_set_vnode(op, 0, dvnode);  in afs_do_lookup()
797 	afs_op_set_fid(op, 1, &cookie->fids[1]);  in afs_do_lookup()
799 	op->nr_files = cookie->nr_fids;  in afs_do_lookup()
800 	_debug("nr_files %u", op->nr_files);  in afs_do_lookup()
803 	op->error = -ENOMEM;  in afs_do_lookup()
804 	if (op->nr_files > 2) {  in afs_do_lookup()
805 		op->more_files = kvcalloc(op->nr_files - 2,  in afs_do_lookup()
808 		if (!op->more_files)  in afs_do_lookup()
811 		for (i = 2; i < op->nr_files; i++) {  in afs_do_lookup()
812 			vp = &op->more_files[i - 2];  in afs_do_lookup()
835 	op->error = -ENOTSUPP;  in afs_do_lookup()
837 		op->ops = &afs_inline_bulk_status_operation;  in afs_do_lookup()
838 		afs_begin_vnode_operation(op);  in afs_do_lookup()
839 		afs_wait_for_operation(op);  in afs_do_lookup()
842 	if (op->error == -ENOTSUPP) {  in afs_do_lookup()
847 		op->fetch_status.which = 1;  in afs_do_lookup()
848 		op->ops = &afs_lookup_fetch_status_operation;  in afs_do_lookup()
849 		afs_begin_vnode_operation(op);  in afs_do_lookup()
850 		afs_wait_for_operation(op);  in afs_do_lookup()
852 	inode = ERR_PTR(op->error);  in afs_do_lookup()
855 	if (op->error == 0) {  in afs_do_lookup()
856 		inode = &op->file[1].vnode->vfs_inode;  in afs_do_lookup()
857 		op->file[1].vnode = NULL;  in afs_do_lookup()
860 	if (op->file[0].scb.have_status)  in afs_do_lookup()
861 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].scb.status.data_version;  in afs_do_lookup()
863 		dentry->d_fsdata = (void *)(unsigned long)op->file[0].dv_before;  in afs_do_lookup()
864 	ret = afs_put_operation(op);  in afs_do_lookup()
1240 void afs_check_for_remote_deletion(struct afs_operation *op)  in afs_check_for_remote_deletion()  argument
1242 	struct afs_vnode *vnode = op->file[0].vnode;  in afs_check_for_remote_deletion()
1244 	switch (op->ac.abort_code) {  in afs_check_for_remote_deletion()
1254 static void afs_vnode_new_inode(struct afs_operation *op)  in afs_vnode_new_inode()  argument
1256 	struct afs_vnode_param *vp = &op->file[1];  in afs_vnode_new_inode()
1262 	ASSERTCMP(op->error, ==, 0);  in afs_vnode_new_inode()
1264 	inode = afs_iget(op, vp);  in afs_vnode_new_inode()
1269 		op->error = PTR_ERR(inode);  in afs_vnode_new_inode()
1275 	if (!op->error)  in afs_vnode_new_inode()
1276 		afs_cache_permit(vnode, op->key, vnode->cb_break, &vp->scb);  in afs_vnode_new_inode()
1277 	d_instantiate(op->dentry, inode);  in afs_vnode_new_inode()
1280 static void afs_create_success(struct afs_operation *op)  in afs_create_success()  argument
1282 	_enter("op=%08x", op->debug_id);  in afs_create_success()
1283 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_create_success()
1284 	afs_vnode_commit_status(op, &op->file[0]);  in afs_create_success()
1285 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_create_success()
1286 	afs_vnode_new_inode(op);  in afs_create_success()
1289 static void afs_create_edit_dir(struct afs_operation *op)  in afs_create_edit_dir()  argument
1291 	struct afs_vnode_param *dvp = &op->file[0];  in afs_create_edit_dir()
1292 	struct afs_vnode_param *vp = &op->file[1];  in afs_create_edit_dir()
1295 	_enter("op=%08x", op->debug_id);  in afs_create_edit_dir()
1300 		afs_edit_dir_add(dvnode, &op->dentry->d_name, &vp->fid,  in afs_create_edit_dir()
1301 				 op->create.reason);  in afs_create_edit_dir()
1305 static void afs_create_put(struct afs_operation *op)  in afs_create_put()  argument
1307 	_enter("op=%08x", op->debug_id);  in afs_create_put()
1309 	if (op->error)  in afs_create_put()
1310 		d_drop(op->dentry);  in afs_create_put()
1327 	struct afs_operation *op;  in afs_mkdir()  local
1333 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_mkdir()
1334 	if (IS_ERR(op)) {  in afs_mkdir()
1336 		return PTR_ERR(op);  in afs_mkdir()
1339 	afs_op_set_vnode(op, 0, dvnode);  in afs_mkdir()
1340 	op->file[0].dv_delta = 1;  in afs_mkdir()
1341 	op->file[0].update_ctime = true;  in afs_mkdir()
1342 	op->dentry	= dentry;  in afs_mkdir()
1343 	op->create.mode	= S_IFDIR | mode;  in afs_mkdir()
1344 	op->create.reason = afs_edit_dir_for_mkdir;  in afs_mkdir()
1345 	op->ops		= &afs_mkdir_operation;  in afs_mkdir()
1346 	return afs_do_sync_operation(op);  in afs_mkdir()
1364 static void afs_rmdir_success(struct afs_operation *op)  in afs_rmdir_success()  argument
1366 	_enter("op=%08x", op->debug_id);  in afs_rmdir_success()
1367 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rmdir_success()
1368 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rmdir_success()
1369 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_rmdir_success()
1372 static void afs_rmdir_edit_dir(struct afs_operation *op)  in afs_rmdir_edit_dir()  argument
1374 	struct afs_vnode_param *dvp = &op->file[0];  in afs_rmdir_edit_dir()
1377 	_enter("op=%08x", op->debug_id);  in afs_rmdir_edit_dir()
1378 	afs_dir_remove_subdir(op->dentry);  in afs_rmdir_edit_dir()
1383 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_rmdir_edit_dir()
1388 static void afs_rmdir_put(struct afs_operation *op)  in afs_rmdir_put()  argument
1390 	_enter("op=%08x", op->debug_id);  in afs_rmdir_put()
1391 	if (op->file[1].vnode)  in afs_rmdir_put()
1392 		up_write(&op->file[1].vnode->rmdir_lock);  in afs_rmdir_put()
1409 	struct afs_operation *op;  in afs_rmdir()  local
1416 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_rmdir()
1417 	if (IS_ERR(op))  in afs_rmdir()
1418 		return PTR_ERR(op);  in afs_rmdir()
1420 	afs_op_set_vnode(op, 0, dvnode);  in afs_rmdir()
1421 	op->file[0].dv_delta = 1;  in afs_rmdir()
1422 	op->file[0].update_ctime = true;  in afs_rmdir()
1424 	op->dentry	= dentry;  in afs_rmdir()
1425 	op->ops		= &afs_rmdir_operation;  in afs_rmdir()
1430 		ret = afs_validate(vnode, op->key);  in afs_rmdir()
1439 		op->file[1].vnode = vnode;  in afs_rmdir()
1442 	return afs_do_sync_operation(op);  in afs_rmdir()
1445 	return afs_put_operation(op);  in afs_rmdir()
1458 static void afs_dir_remove_link(struct afs_operation *op)  in afs_dir_remove_link()  argument
1460 	struct afs_vnode *dvnode = op->file[0].vnode;  in afs_dir_remove_link()
1461 	struct afs_vnode *vnode = op->file[1].vnode;  in afs_dir_remove_link()
1462 	struct dentry *dentry = op->dentry;  in afs_dir_remove_link()
1465 	if (op->error != 0 ||  in afs_dir_remove_link()
1466 	    (op->file[1].scb.have_status && op->file[1].scb.have_error))  in afs_dir_remove_link()
1487 		ret = afs_validate(vnode, op->key);  in afs_dir_remove_link()
1489 			op->error = ret;  in afs_dir_remove_link()
1492 	_debug("nlink %d [val %d]", vnode->vfs_inode.i_nlink, op->error);  in afs_dir_remove_link()
1495 static void afs_unlink_success(struct afs_operation *op)  in afs_unlink_success()  argument
1497 	_enter("op=%08x", op->debug_id);  in afs_unlink_success()
1498 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_unlink_success()
1499 	afs_check_dir_conflict(op, &op->file[0]);  in afs_unlink_success()
1500 	afs_vnode_commit_status(op, &op->file[0]);  in afs_unlink_success()
1501 	afs_vnode_commit_status(op, &op->file[1]);  in afs_unlink_success()
1502 	afs_update_dentry_version(op, &op->file[0], op->dentry);  in afs_unlink_success()
1503 	afs_dir_remove_link(op);  in afs_unlink_success()
1506 static void afs_unlink_edit_dir(struct afs_operation *op)  in afs_unlink_edit_dir()  argument
1508 	struct afs_vnode_param *dvp = &op->file[0];  in afs_unlink_edit_dir()
1511 	_enter("op=%08x", op->debug_id);  in afs_unlink_edit_dir()
1515 		afs_edit_dir_remove(dvnode, &op->dentry->d_name,  in afs_unlink_edit_dir()
1520 static void afs_unlink_put(struct afs_operation *op)  in afs_unlink_put()  argument
1522 	_enter("op=%08x", op->debug_id);  in afs_unlink_put()
1523 	if (op->unlink.need_rehash && op->error < 0 && op->error != -ENOENT)  in afs_unlink_put()
1524 		d_rehash(op->dentry);  in afs_unlink_put()
1541 	struct afs_operation *op;  in afs_unlink()  local
1552 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_unlink()
1553 	if (IS_ERR(op))  in afs_unlink()
1554 		return PTR_ERR(op);  in afs_unlink()
1556 	afs_op_set_vnode(op, 0, dvnode);  in afs_unlink()
1557 	op->file[0].dv_delta = 1;  in afs_unlink()
1558 	op->file[0].update_ctime = true;  in afs_unlink()
1561 	ret = afs_validate(vnode, op->key);  in afs_unlink()
1563 		op->error = ret;  in afs_unlink()
1572 		op->error = afs_sillyrename(dvnode, vnode, dentry, op->key);  in afs_unlink()
1578 		op->unlink.need_rehash = true;  in afs_unlink()
1582 	op->file[1].vnode = vnode;  in afs_unlink()
1583 	op->file[1].update_ctime = true;  in afs_unlink()
1584 	op->file[1].op_unlinked = true;  in afs_unlink()
1585 	op->dentry	= dentry;  in afs_unlink()
1586 	op->ops		= &afs_unlink_operation;  in afs_unlink()
1587 	afs_begin_vnode_operation(op);  in afs_unlink()
1588 	afs_wait_for_operation(op);  in afs_unlink()
1593 	if (op->error == 0 && (op->flags & AFS_OPERATION_DIR_CONFLICT)) {  in afs_unlink()
1594 		op->file[1].update_ctime = false;  in afs_unlink()
1595 		op->fetch_status.which = 1;  in afs_unlink()
1596 		op->ops = &afs_fetch_status_operation;  in afs_unlink()
1597 		afs_begin_vnode_operation(op);  in afs_unlink()
1598 		afs_wait_for_operation(op);  in afs_unlink()
1601 	return afs_put_operation(op);  in afs_unlink()
1604 	return afs_put_operation(op);  in afs_unlink()
1622 	struct afs_operation *op;  in afs_create()  local
1632 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_create()
1633 	if (IS_ERR(op)) {  in afs_create()
1634 		ret = PTR_ERR(op);  in afs_create()
1638 	afs_op_set_vnode(op, 0, dvnode);  in afs_create()
1639 	op->file[0].dv_delta = 1;  in afs_create()
1640 	op->file[0].update_ctime = true;  in afs_create()
1642 	op->dentry	= dentry;  in afs_create()
1643 	op->create.mode	= S_IFREG | mode;  in afs_create()
1644 	op->create.reason = afs_edit_dir_for_create;  in afs_create()
1645 	op->ops		= &afs_create_operation;  in afs_create()
1646 	return afs_do_sync_operation(op);  in afs_create()
1654 static void afs_link_success(struct afs_operation *op)  in afs_link_success()  argument
1656 	struct afs_vnode_param *dvp = &op->file[0];  in afs_link_success()
1657 	struct afs_vnode_param *vp = &op->file[1];  in afs_link_success()
1659 	_enter("op=%08x", op->debug_id);  in afs_link_success()
1660 	op->ctime = dvp->scb.status.mtime_client;  in afs_link_success()
1661 	afs_vnode_commit_status(op, dvp);  in afs_link_success()
1662 	afs_vnode_commit_status(op, vp);  in afs_link_success()
1663 	afs_update_dentry_version(op, dvp, op->dentry);  in afs_link_success()
1664 	if (op->dentry_2->d_parent == op->dentry->d_parent)  in afs_link_success()
1665 		afs_update_dentry_version(op, dvp, op->dentry_2);  in afs_link_success()
1667 	d_instantiate(op->dentry, &vp->vnode->vfs_inode);  in afs_link_success()
1670 static void afs_link_put(struct afs_operation *op)  in afs_link_put()  argument
1672 	_enter("op=%08x", op->debug_id);  in afs_link_put()
1673 	if (op->error)  in afs_link_put()
1674 		d_drop(op->dentry);  in afs_link_put()
1692 	struct afs_operation *op;  in afs_link()  local
1705 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_link()
1706 	if (IS_ERR(op)) {  in afs_link()
1707 		ret = PTR_ERR(op);  in afs_link()
1711 	afs_op_set_vnode(op, 0, dvnode);  in afs_link()
1712 	afs_op_set_vnode(op, 1, vnode);  in afs_link()
1713 	op->file[0].dv_delta = 1;  in afs_link()
1714 	op->file[0].update_ctime = true;  in afs_link()
1715 	op->file[1].update_ctime = true;  in afs_link()
1717 	op->dentry		= dentry;  in afs_link()
1718 	op->dentry_2		= from;  in afs_link()
1719 	op->ops			= &afs_link_operation;  in afs_link()
1720 	op->create.reason	= afs_edit_dir_for_link;  in afs_link()
1721 	return afs_do_sync_operation(op);  in afs_link()
1744 	struct afs_operation *op;  in afs_symlink()  local
1760 	op = afs_alloc_operation(NULL, dvnode->volume);  in afs_symlink()
1761 	if (IS_ERR(op)) {  in afs_symlink()
1762 		ret = PTR_ERR(op);  in afs_symlink()
1766 	afs_op_set_vnode(op, 0, dvnode);  in afs_symlink()
1767 	op->file[0].dv_delta = 1;  in afs_symlink()
1769 	op->dentry		= dentry;  in afs_symlink()
1770 	op->ops			= &afs_symlink_operation;  in afs_symlink()
1771 	op->create.reason	= afs_edit_dir_for_symlink;  in afs_symlink()
1772 	op->create.symlink	= content;  in afs_symlink()
1773 	return afs_do_sync_operation(op);  in afs_symlink()
1781 static void afs_rename_success(struct afs_operation *op)  in afs_rename_success()  argument
1783 	_enter("op=%08x", op->debug_id);  in afs_rename_success()
1785 	op->ctime = op->file[0].scb.status.mtime_client;  in afs_rename_success()
1786 	afs_check_dir_conflict(op, &op->file[1]);  in afs_rename_success()
1787 	afs_vnode_commit_status(op, &op->file[0]);  in afs_rename_success()
1788 	if (op->file[1].vnode != op->file[0].vnode) {  in afs_rename_success()
1789 		op->ctime = op->file[1].scb.status.mtime_client;  in afs_rename_success()
1790 		afs_vnode_commit_status(op, &op->file[1]);  in afs_rename_success()
1794 static void afs_rename_edit_dir(struct afs_operation *op)  in afs_rename_edit_dir()  argument
1796 	struct afs_vnode_param *orig_dvp = &op->file[0];  in afs_rename_edit_dir()
1797 	struct afs_vnode_param *new_dvp = &op->file[1];  in afs_rename_edit_dir()
1800 	struct afs_vnode *vnode = AFS_FS_I(d_inode(op->dentry));  in afs_rename_edit_dir()
1801 	struct dentry *old_dentry = op->dentry;  in afs_rename_edit_dir()
1802 	struct dentry *new_dentry = op->dentry_2;  in afs_rename_edit_dir()
1805 	_enter("op=%08x", op->debug_id);  in afs_rename_edit_dir()
1807 	if (op->rename.rehash) {  in afs_rename_edit_dir()
1808 		d_rehash(op->rename.rehash);  in afs_rename_edit_dir()
1809 		op->rename.rehash = NULL;  in afs_rename_edit_dir()
1825 		if (!op->rename.new_negative)  in afs_rename_edit_dir()
1847 	afs_update_dentry_version(op, new_dvp, op->dentry);  in afs_rename_edit_dir()
1848 	afs_update_dentry_version(op, new_dvp, op->dentry_2);  in afs_rename_edit_dir()
1855 static void afs_rename_put(struct afs_operation *op)  in afs_rename_put()  argument
1857 	_enter("op=%08x", op->debug_id);  in afs_rename_put()
1858 	if (op->rename.rehash)  in afs_rename_put()
1859 		d_rehash(op->rename.rehash);  in afs_rename_put()
1860 	dput(op->rename.tmp);  in afs_rename_put()
1861 	if (op->error)  in afs_rename_put()
1862 		d_rehash(op->dentry);  in afs_rename_put()
1880 	struct afs_operation *op;  in afs_rename()  local
1901 	op = afs_alloc_operation(NULL, orig_dvnode->volume);  in afs_rename()
1902 	if (IS_ERR(op))  in afs_rename()
1903 		return PTR_ERR(op);  in afs_rename()
1905 	afs_op_set_vnode(op, 0, orig_dvnode);  in afs_rename()
1906 	afs_op_set_vnode(op, 1, new_dvnode); /* May be same as orig_dvnode */  in afs_rename()
1907 	op->file[0].dv_delta = 1;  in afs_rename()
1908 	op->file[1].dv_delta = 1;  in afs_rename()
1909 	op->file[0].update_ctime = true;  in afs_rename()
1910 	op->file[1].update_ctime = true;  in afs_rename()
1912 	op->dentry		= old_dentry;  in afs_rename()
1913 	op->dentry_2		= new_dentry;  in afs_rename()
1914 	op->rename.new_negative	= d_is_negative(new_dentry);  in afs_rename()
1915 	op->ops			= &afs_rename_operation;  in afs_rename()
1928 			op->rename.rehash = new_dentry;  in afs_rename()
1934 			op->rename.tmp = d_alloc(new_dentry->d_parent,  in afs_rename()
1936 			if (!op->rename.tmp)  in afs_rename()
1941 					      new_dentry, op->key);  in afs_rename()
1945 			op->dentry_2 = op->rename.tmp;  in afs_rename()
1946 			op->rename.rehash = NULL;  in afs_rename()
1947 			op->rename.new_negative = true;  in afs_rename()
1962 	return afs_do_sync_operation(op);  in afs_rename()
1965 	return afs_put_operation(op);  in afs_rename()