-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011 Whamcloud, Inc.
- *
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <lustre_mds.h>
#ifdef LPROCFS
-void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars);
-#else
-static inline void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars)
-{
- memset(lvars, 0, sizeof(*lvars));
-}
+extern struct lprocfs_seq_vars lprocfs_mdc_obd_vars[];
#endif
void mdc_pack_body(struct ptlrpc_request *req, const struct lu_fid *fid,
struct obd_capa *oc, __u64 valid, int ea_size,
__u32 suppgid, int flags);
-void mdc_pack_capa(struct ptlrpc_request *req, const struct req_msg_field *field,
- struct obd_capa *oc);
+void mdc_pack_capa(struct ptlrpc_request *req,
+ const struct req_msg_field *field, struct obd_capa *oc);
int mdc_pack_req(struct ptlrpc_request *req, int version, int opc);
void mdc_is_subdir_pack(struct ptlrpc_request *req, const struct lu_fid *pfid,
const struct lu_fid *cfid, int flags);
+void mdc_swap_layouts_pack(struct ptlrpc_request *req,
+ struct md_op_data *op_data);
void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff, __u32 size,
const struct lu_fid *fid, struct obd_capa *oc);
void mdc_getattr_pack(struct ptlrpc_request *req, __u64 valid, int flags,
const void *data, int datalen, __u32 mode, __u32 uid,
__u32 gid, cfs_cap_t capability, __u64 rdev);
void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
- __u32 mode, __u64 rdev, __u32 flags, const void *data,
- int datalen);
+ __u32 mode, __u64 rdev, __u64 flags, const void *data,
+ int datalen);
void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
+void mdc_getxattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
void mdc_rename_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
const char *old, int oldlen, const char *new, int newlen);
void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
-int mdc_enter_request(struct client_obd *cli);
-void mdc_exit_request(struct client_obd *cli);
/* mdc/mdc_locks.c */
int mdc_set_lock_data(struct obd_export *exp,
__u64 *lockh, void *data, __u64 *bits);
-int mdc_change_cbdata(struct obd_export *exp, const struct lu_fid *fid,
- ldlm_iterator_t it, void *data);
+int mdc_null_inode(struct obd_export *exp, const struct lu_fid *fid);
int mdc_find_cbdata(struct obd_export *exp, const struct lu_fid *fid,
ldlm_iterator_t it, void *data);
int mdc_intent_lock(struct obd_export *exp,
- struct md_op_data *,
- void *lmm, int lmmsize,
- struct lookup_intent *, int,
- struct ptlrpc_request **reqp,
- ldlm_blocking_callback cb_blocking, int extra_lock_flags);
+ struct md_op_data *op_data,
+ struct lookup_intent *it,
+ struct ptlrpc_request **reqp,
+ ldlm_blocking_callback cb_blocking,
+ __u64 extra_lock_flags);
+
int mdc_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
- struct lookup_intent *it, struct md_op_data *op_data,
- struct lustre_handle *lockh, void *lmm, int lmmsize,
- struct ptlrpc_request **req, int extra_lock_flags);
+ const union ldlm_policy_data *policy,
+ struct lookup_intent *it, struct md_op_data *op_data,
+ struct lustre_handle *lockh, __u64 extra_lock_flags);
-int mdc_resource_get_unused(struct obd_export *exp, struct lu_fid *fid,
- cfs_list_t *cancels, ldlm_mode_t mode,
+int mdc_resource_get_unused(struct obd_export *exp, const struct lu_fid *fid,
+ struct list_head *cancels, ldlm_mode_t mode,
__u64 bits);
/* mdc/mdc_request.c */
-int mdc_fid_alloc(struct obd_export *exp, struct lu_fid *fid,
- struct md_op_data *op_data);
+int mdc_fid_alloc(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data);
int mdc_open(struct obd_export *exp, obd_id ino, int type, int flags,
struct lov_mds_md *lmm, int lmm_size, struct lustre_handle *fh,
int mdc_free_lustre_md(struct obd_export *exp, struct lustre_md *md);
int mdc_set_open_replay_data(struct obd_export *exp,
- struct obd_client_handle *och,
- struct ptlrpc_request *open_req);
+ struct obd_client_handle *och,
+ struct lookup_intent *it);
int mdc_clear_open_replay_data(struct obd_export *exp,
struct obd_client_handle *och);
struct md_enqueue_info *minfo,
struct ldlm_enqueue_info *einfo);
-ldlm_mode_t mdc_lock_match(struct obd_export *exp, int flags,
+ldlm_mode_t mdc_lock_match(struct obd_export *exp, __u64 flags,
const struct lu_fid *fid, ldlm_type_t type,
ldlm_policy_data_t *policy, ldlm_mode_t mode,
struct lustre_handle *lockh);
+static inline int mdc_prep_elc_req(struct obd_export *exp,
+ struct ptlrpc_request *req, int opc,
+ struct list_head *cancels, int count)
+{
+ return ldlm_prep_elc_req(exp, req, LUSTRE_MDS_VERSION, opc, 0, cancels,
+ count);
+}
+
+static inline unsigned long hash_x_index(__u64 hash, int hash64)
+{
+#ifdef __KERNEL__
+ if (BITS_PER_LONG == 32 && hash64)
+ hash >>= 32;
+#endif
+ /* save hash 0 with hash 1 */
+ return ~0UL - (hash + !hash);
+}
+
#endif