/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * lustre/fid/fid_request.c
- * Lustre Sequence Manager
+ * GPL HEADER START
*
- * Copyright (c) 2006 Cluster File Systems, Inc.
- * 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/fid/fid_request.c
+ *
+ * Lustre Sequence Manager
+ *
+ * Author: Yury Umanets <umka@clusterfs.com>
*/
#ifndef EXPORT_SYMTAB
#include <lustre_mdc.h>
#include "fid_internal.h"
-static int seq_client_rpc(struct lu_client_seq *seq, struct lu_range *input,
- struct lu_range *output, __u32 opc,
+static int seq_client_rpc(struct lu_client_seq *seq, struct lu_seq_range *input,
+ struct lu_seq_range *output, __u32 opc,
const char *opcname)
{
struct obd_export *exp = seq->lcs_exp;
struct ptlrpc_request *req;
- struct lu_range *out, *in;
+ struct lu_seq_range *out, *in;
__u32 *op;
int rc;
ENTRY;
if (input != NULL)
*in = *input;
else
- range_zero(in);
+ range_init(in);
ptlrpc_request_set_replen(req);
if (seq->lcs_type == LUSTRE_SEQ_METADATA) {
req->rq_request_portal = (opc == SEQ_ALLOC_SUPER) ?
SEQ_CONTROLLER_PORTAL : SEQ_METADATA_PORTAL;
+ /* update mdt field of *in, it is required for fld update
+ * on super sequence allocator node. */
+ if (opc == SEQ_ALLOC_SUPER)
+ in->lsr_mdt = seq->lcs_space.lsr_mdt;
} else {
- req->rq_request_portal = (opc == SEQ_ALLOC_SUPER) ?
- SEQ_CONTROLLER_PORTAL : SEQ_DATA_PORTAL;
+ LASSERT(opc == SEQ_ALLOC_META);
+ req->rq_request_portal = SEQ_DATA_PORTAL;
}
+ ptlrpc_at_set_req_timeout(req);
mdc_get_rpc_lock(exp->exp_obd->u.cli.cl_rpc_lock, NULL);
rc = ptlrpc_queue_wait(req);
/* Request sequence-controller node to allocate new super-sequence. */
int seq_client_replay_super(struct lu_client_seq *seq,
- struct lu_range *range,
+ struct lu_seq_range *range,
const struct lu_env *env)
{
int rc;
}
LASSERT(!range_is_exhausted(&seq->lcs_space));
- *seqnr = seq->lcs_space.lr_start;
- seq->lcs_space.lr_start += 1;
+ *seqnr = seq->lcs_space.lsr_start;
+ seq->lcs_space.lsr_start += 1;
CDEBUG(D_INFO, "%s: Allocated sequence ["LPX64"]\n", seq->lcs_name,
*seqnr);
LASSERT(seq != NULL);
down(&seq->lcs_sem);
fid_zero(&seq->lcs_fid);
- range_zero(&seq->lcs_space);
+ /**
+ * this id shld not be used for seq range allocation.
+ * set to -1 for dgb check.
+ */
+
+ seq->lcs_space.lsr_mdt = -1;
+
+ range_init(&seq->lcs_space);
up(&seq->lcs_sem);
}
EXPORT_SYMBOL(seq_client_flush);