*
* 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.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2013, Intel Corporation.
+ * Copyright (c) 2011, 2016, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#define LMV_MAX_TGT_COUNT 128
-#define lmv_init_lock(lmv) mutex_lock(&lmv->init_mutex);
-#define lmv_init_unlock(lmv) mutex_unlock(&lmv->init_mutex);
-
#define LL_IT2STR(it) \
((it) ? ldlm_it2str((it)->it_op) : "0")
-int lmv_check_connect(struct obd_device *obd);
-
int lmv_intent_lock(struct obd_export *exp, struct md_op_data *op_data,
struct lookup_intent *it, struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
int lmv_blocking_ast(struct ldlm_lock *, struct ldlm_lock_desc *,
void *, int);
-int lmv_fld_lookup(struct lmv_obd *lmv, const struct lu_fid *fid,
- mdsno_t *mds);
-int __lmv_fid_alloc(struct lmv_obd *lmv, struct lu_fid *fid,
- mdsno_t mds);
+int lmv_fld_lookup(struct lmv_obd *lmv, const struct lu_fid *fid, u32 *mds);
+int __lmv_fid_alloc(struct lmv_obd *lmv, struct lu_fid *fid, u32 mds);
int lmv_fid_alloc(const struct lu_env *env, struct obd_export *exp,
struct lu_fid *fid, struct md_op_data *op_data);
-int lmv_unpack_md(struct obd_export *exp, struct lmv_stripe_md **lsmp,
- const union lmv_mds_md *lmm, int stripe_count);
-
-int lmv_revalidate_slaves(struct obd_export *exp, struct mdt_body *mbody,
- struct lmv_stripe_md *lsm,
+int lmv_revalidate_slaves(struct obd_export *exp,
+ const struct lmv_stripe_md *lsm,
ldlm_blocking_callback cb_blocking,
int extra_lock_flags);
+static inline struct obd_device *lmv2obd_dev(struct lmv_obd *lmv)
+{
+ return container_of0(lmv, struct obd_device, u.lmv);
+}
+
static inline struct lmv_tgt_desc *
-lmv_get_target(struct lmv_obd *lmv, mdsno_t mdt_idx, int *index)
+lmv_get_target(struct lmv_obd *lmv, u32 mdt_idx, int *index)
{
int i;
lmv_find_target_index(struct lmv_obd *lmv, const struct lu_fid *fid)
{
struct lmv_tgt_desc *ltd;
- mdsno_t mdt_idx = 0;
+ u32 mdt_idx = 0;
int index = 0;
if (lmv->desc.ld_tgt_count > 1) {
return sizeof(*lsm) + stripe_count * sizeof(lsm->lsm_md_oinfo[0]);
}
-int lmv_name_to_stripe_index(enum lmv_hash_type hashtype,
- unsigned int max_mdt_index,
- const char *name, int namelen);
-
static inline const struct lmv_oinfo *
lsm_name_to_stripe_info(const struct lmv_stripe_md *lsm, const char *name,
int namelen)
return &lsm->lsm_md_oinfo[stripe_index];
}
+static inline bool lmv_need_try_all_stripes(const struct lmv_stripe_md *lsm)
+{
+ return !lmv_is_known_hash_type(lsm->lsm_md_hash_type) ||
+ lsm->lsm_md_hash_type & LMV_HASH_FLAG_MIGRATION;
+}
struct lmv_tgt_desc
*lmv_locate_mds(struct lmv_obd *lmv, struct md_op_data *op_data,
struct lu_fid *fid);
/* lproc_lmv.c */
-#ifdef LPROCFS
-extern struct lprocfs_seq_vars lprocfs_lmv_obd_vars[];
+#ifdef CONFIG_PROC_FS
+extern struct lprocfs_vars lprocfs_lmv_obd_vars[];
#endif
extern struct file_operations lmv_proc_target_fops;