/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (C) 2003 Cluster File Systems, Inc.
+ * GPL HEADER START
*
- * This code is issued under the GNU General Public License.
- * See the file COPYING in this distribution
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * 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.
+ *
+ * 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).
+ *
+ * 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
+ *
+ * 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.
*/
#ifndef LOV_INTERNAL_H
struct ost_lvb *lvb, int kms_only);
int lov_adjust_kms(struct obd_export *exp, struct lov_stripe_md *lsm,
obd_off size, int shrink);
+int lov_update_lvb(struct obd_export *exp, struct lov_stripe_md *lsm,
+ struct ost_lvb *lvb, obd_flag valid);
/* lov_offset.c */
obd_size lov_stripe_size(struct lov_stripe_md *lsm, obd_size ost_size,
#define LOV_USES_ASSIGNED_STRIPE 0
#define LOV_USES_DEFAULT_STRIPE 1
int qos_add_tgt(struct obd_device *obd, __u32 index);
-int qos_del_tgt(struct obd_device *obd, __u32 index);
+int qos_del_tgt(struct obd_device *obd, struct lov_tgt_desc *tgt);
void qos_shrink_lsm(struct lov_request_set *set);
int qos_prep_create(struct obd_export *exp, struct lov_request_set *set);
void qos_update(struct lov_obd *lov);
+void qos_statfs_done(struct lov_obd *lov);
+void qos_statfs_update(struct obd_device *obd, __u64 max_age, int wait);
int qos_remedy_create(struct lov_request_set *set, struct lov_request *req);
/* lov_request.c */
struct lov_request_set **reqset);
int lov_fini_punch_set(struct lov_request_set *set);
int lov_prep_sync_set(struct obd_export *exp, struct obd_info *obd_info,
- struct obdo *src_oa,
- struct lov_stripe_md *lsm, obd_off start,
- obd_off end, struct lov_request_set **reqset);
+ obd_off start, obd_off end,
+ struct lov_request_set **reqset);
int lov_fini_sync_set(struct lov_request_set *set);
int lov_prep_enqueue_set(struct obd_export *exp, struct obd_info *oinfo,
struct ldlm_enqueue_info *einfo,
int lov_fini_cancel_set(struct lov_request_set *set);
int lov_prep_statfs_set(struct obd_device *obd, struct obd_info *oinfo,
struct lov_request_set **reqset);
-void lov_update_statfs(struct obd_device *obd, struct obd_statfs *osfs,
- struct obd_statfs *lov_sfs, int success);
+void lov_update_statfs(struct obd_statfs *osfs, struct obd_statfs *lov_sfs,
+ int success);
int lov_fini_statfs(struct obd_device *obd, struct obd_statfs *osfs,
int success);
int lov_fini_statfs_set(struct lov_request_set *set);
+int lov_statfs_interpret(struct ptlrpc_request_set *rqset, void *data, int rc);
/* lov_obd.c */
void lov_fix_desc(struct lov_desc *desc);
+void lov_fix_desc_stripe_size(__u64 *val);
+void lov_fix_desc_stripe_count(__u32 *val);
+void lov_fix_desc_pattern(__u32 *val);
+void lov_fix_desc_qos_maxage(__u32 *val);
int lov_get_stripecnt(struct lov_obd *lov, __u32 stripe_count);
void lov_getref(struct obd_device *obd);
void lov_putref(struct obd_device *obd);
void lov_dump_lmm_v1(int level, struct lov_mds_md_v1 *lmm);
void lov_dump_lmm_join(int level, struct lov_mds_md_join *lmmj);
+void lov_dump_lmm_v3(int level, struct lov_mds_md_v3 *lmm);
+void lov_dump_lmm(int level, void *lmm);
+
/* lov_ea.c */
int lov_unpackmd_join(struct lov_obd *lov, struct lov_stripe_md *lsm,
struct lov_mds_md *lmm);
}
#endif
+/* pools */
+extern lustre_hash_ops_t pool_hash_operations;
+
+/* ost_pool methods */
+int lov_ost_pool_init(struct ost_pool *op, unsigned int count);
+int lov_ost_pool_extend(struct ost_pool *op, unsigned int min_count);
+int lov_ost_pool_add(struct ost_pool *op, __u32 idx, unsigned int min_count);
+int lov_ost_pool_remove(struct ost_pool *op, __u32 idx);
+int lov_ost_pool_free(struct ost_pool *op);
+
+/* high level pool methods */
+int lov_pool_new(struct obd_device *obd, char *poolname);
+int lov_pool_del(struct obd_device *obd, char *poolname);
+int lov_pool_add(struct obd_device *obd, char *poolname, char *ostname);
+int lov_pool_remove(struct obd_device *obd, char *poolname, char *ostname);
+void lov_dump_pool(int level, struct pool_desc *pool);
+struct pool_desc *lov_find_pool(struct lov_obd *lov, char *poolname);
+int lov_check_index_in_pool(__u32 idx, struct pool_desc *pool);
+void lov_pool_putref(struct pool_desc *pool);
+
+#if BITS_PER_LONG == 64
+# define ll_do_div64(n,base) ({ \
+ uint64_t __base = (base); \
+ uint64_t __rem; \
+ __rem = ((uint64_t)(n)) % __base; \
+ (n) = ((uint64_t)(n)) / __base; \
+ __rem; \
+ })
+#elif BITS_PER_LONG == 32
+# define ll_do_div64(n,base) ({ \
+ uint64_t __rem; \
+ if ((sizeof(base) > 4) && (((base)&0xffffffff00000000ULL) != 0)) { \
+ int __remainder; \
+ LASSERTF(!((base) & (LOV_MIN_STRIPE_SIZE - 1)), "64 bit lov "\
+ "division %llu / %llu\n", (n), (base)); \
+ __remainder = (n) & (LOV_MIN_STRIPE_SIZE - 1); \
+ (n) >>= LOV_MIN_STRIPE_BITS; \
+ (base) >>= LOV_MIN_STRIPE_BITS; \
+ __rem = do_div(n, base); \
+ __rem <<= LOV_MIN_STRIPE_BITS; \
+ __rem += __remainder; \
+ } else { \
+ __rem = do_div(n, base); \
+ } \
+ __rem; \
+ })
+#else
+#error Unsupported architecture.
+#endif
+
#endif