/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * linux/mdt/mdt_reint.c
- * Lustre Metadata Target (mdt) reintegration routines
+ * GPL HEADER START
*
- * Copyright (C) 2002-2006 Cluster File Systems, Inc.
- * Author: Peter Braam <braam@clusterfs.com>
- * Author: Andreas Dilger <adilger@clusterfs.com>
- * Author: Phil Schwan <phil@clusterfs.com>
- * Author: Huang Hua <huanghua@clusterfs.com>
- * Author: Yury Umanets <umka@clusterfs.com>
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * This file is part of the Lustre file system, http://www.lustre.org
- * Lustre is a trademark of Cluster File Systems, Inc.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * You may have signed or agreed to another license before downloading
- * this software. If so, you are bound by the terms and conditions
- * of that agreement, and the following does not apply to you. See the
- * LICENSE file included with this distribution for more information.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * If you did not agree to a different license, then this copy of Lustre
- * is open source software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
- * In either case, Lustre is distributed in the hope that it will be
- * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * license text for more details.
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/mdt/mdt_reint.c
+ *
+ * Lustre Metadata Target (mdt) reintegration routines
+ *
+ * Author: Peter Braam <braam@clusterfs.com>
+ * Author: Andreas Dilger <adilger@clusterfs.com>
+ * Author: Phil Schwan <phil@clusterfs.com>
+ * Author: Huang Hua <huanghua@clusterfs.com>
+ * Author: Yury Umanets <umka@clusterfs.com>
*/
#ifndef EXPORT_SYMTAB
if (info->mti_dlm_req)
ldlm_request_cancel(req, info->mti_dlm_req, 0);
-
+
repbody = req_capsule_server_get(info->mti_pill, &RMF_MDT_BODY);
mo = mdt_object_find(info->mti_env, info->mti_mdt, rr->rr_fid1);
if (IS_ERR(mo))
repbody->handle.cookie = mfd->mfd_handle.h_cookie;
}
+ if (info->mti_epoch && (info->mti_epoch->flags & MF_SOM_CHANGE))
+ ma->ma_attr_flags |= MDS_PERM_BYPASS | MDS_SOM;
+
rc = mdt_attr_set(info, mo, rr->rr_flags);
if (rc)
GOTO(out_put, rc);
if (OBD_FAIL_CHECK(OBD_FAIL_MDS_REINT_UNLINK))
RETURN(err_serious(-ENOENT));
- /* step 1: lock the parent */
+ /*
+ * step 1: lock the parent. Note, this may be child in case of
+ * remote operation denoted by ->mti_cross_ref flag.
+ */
parent_lh = &info->mti_lh[MDT_LH_PARENT];
- mdt_lock_pdo_init(parent_lh, LCK_PW, rr->rr_name,
- rr->rr_namelen);
-
+ if (info->mti_cross_ref) {
+ /*
+ * Init reg lock for cross ref case when we need to do only
+ * ref del locally.
+ */
+ mdt_lock_reg_init(parent_lh, LCK_PW);
+ } else {
+ mdt_lock_pdo_init(parent_lh, LCK_PW, rr->rr_name,
+ rr->rr_namelen);
+ }
mp = mdt_object_find_lock(info, rr->rr_fid1, parent_lh,
MDS_INODELOCK_UPDATE);
if (IS_ERR(mp)) {
rc = PTR_ERR(mp);
- /* errors are possible here in cross-ref cases, see below */
+ /* errors are possible here in cross-ref cases, see below */
if (info->mti_cross_ref)
rc = 0;
GOTO(out, rc);
mdt_set_capainfo(info, 0, rr->rr_fid1, BYPASS_CAPA);
rc = mo_ref_del(info->mti_env,
mdt_object_child(mp), ma);
- mdt_handle_last_unlink(info, mp, ma);
+ if (rc == 0)
+ mdt_handle_last_unlink(info, mp, ma);
} else
rc = 0;
GOTO(out_unlock_parent, rc);
struct ldlm_namespace *ns = info->mti_mdt->mdt_namespace;
ldlm_policy_data_t *policy = &info->mti_policy;
struct ldlm_res_id *res_id = &info->mti_res_id;
- struct lu_site *ls;
+ struct md_site *ms;
int rc;
ENTRY;
- /*
- * Disable global rename BFL lock temporarily because
- * when a mds do rename recoverying, which might enqueue
- * BFL lock to the controller mds. and this req might be
- * replay req for controller mds. but we did not have
+ /*
+ * Disable global rename BFL lock temporarily because
+ * when a mds do rename recoverying, which might enqueue
+ * BFL lock to the controller mds. and this req might be
+ * replay req for controller mds. but we did not have
* such handling in controller mds. XXX
*/
RETURN(0);
- ls = info->mti_mdt->mdt_md_dev.md_lu_dev.ld_site;
+ ms = mdt_md_site(info->mti_mdt);
fid_build_reg_res_name(&LUSTRE_BFL_FID, res_id);
memset(policy, 0, sizeof *policy);
policy->l_inodebits.bits = MDS_INODELOCK_UPDATE;
- if (ls->ls_control_exp == NULL) {
+ if (ms->ms_control_exp == NULL) {
int flags = LDLM_FL_LOCAL_ONLY | LDLM_FL_ATOMIC_CB;
/*
rc = ldlm_cli_enqueue_local(ns, res_id, LDLM_IBITS, policy,
LCK_EX, &flags, ldlm_blocking_ast,
ldlm_completion_ast, NULL, NULL, 0,
- NULL, lh);
+ NULL,
+ &info->mti_exp->exp_handle.h_cookie,
+ lh);
} else {
struct ldlm_enqueue_info einfo = { LDLM_IBITS, LCK_EX,
- ldlm_blocking_ast, ldlm_completion_ast, NULL, NULL };
+ ldlm_blocking_ast, ldlm_completion_ast, NULL, NULL, NULL };
int flags = 0;
/*
* This is the case mdt0 is remote node, issue DLM lock like
* other clients.
*/
- rc = ldlm_cli_enqueue(ls->ls_control_exp, NULL, &einfo, res_id,
+ rc = ldlm_cli_enqueue(ms->ms_control_exp,
+ NULL, &einfo, res_id,
policy, &flags, NULL, 0, NULL, lh, 0);
}