*
* 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) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2013, Intel Corporation.
+ * Copyright (c) 2011, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#define _MDC_INTERNAL_H
#include <lustre_mdc.h>
-#include <lustre_mds.h>
-#ifdef LPROCFS
-extern struct lprocfs_seq_vars lprocfs_mdc_obd_vars[];
-#endif
+int mdc_tunables_init(struct obd_device *obd);
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);
-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);
+ u64 valid, size_t ea_size, u32 suppgid, u32 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,
- struct md_op_data *data, int ea_size);
+void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff, size_t size,
+ const struct lu_fid *fid);
+void mdc_getattr_pack(struct ptlrpc_request *req, __u64 valid, __u32 flags,
+ struct md_op_data *data, size_t ea_size);
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
- void *ea, int ealen, void *ea2, int ea2len);
+ void *ea, size_t ealen);
void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
- const void *data, int datalen, __u32 mode, __u32 uid,
- __u32 gid, cfs_cap_t capability, __u64 rdev);
+ const void *data, size_t datalen, umode_t mode,
+ uid_t uid, gid_t 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, __u64 flags, const void *data,
- int datalen);
+ umode_t mode, __u64 rdev, __u64 flags,
+ const void *data, size_t datalen);
+void mdc_file_secctx_pack(struct ptlrpc_request *req,
+ const char *secctx_name,
+ const void *secctx, size_t secctx_size);
+void mdc_file_encctx_pack(struct ptlrpc_request *req,
+ const void *encctx, size_t encctx_size);
+void mdc_file_sepol_pack(struct ptlrpc_request *req);
+
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);
+ const char *old, size_t oldlen,
+ const char *new, size_t newlen);
+void mdc_migrate_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
+ const char *name, size_t namelen);
void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
/* mdc/mdc_locks.c */
int mdc_set_lock_data(struct obd_export *exp,
- __u64 *lockh, void *data, __u64 *bits);
+ const struct lustre_handle *lockh,
+ void *data, __u64 *bits);
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,
+ 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, __u64 extra_lock_flags);
+int mdc_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
+ const union ldlm_policy_data *policy,
+ struct md_op_data *op_data,
+ struct lustre_handle *lockh, __u64 extra_lock_flags);
+int mdc_resource_get_unused_res(struct obd_export *exp,
+ struct ldlm_res_id *res_id,
+ struct list_head *cancels,
+ enum ldlm_mode mode, __u64 bits);
int mdc_resource_get_unused(struct obd_export *exp, const struct lu_fid *fid,
- struct list_head *cancels, ldlm_mode_t mode,
+ struct list_head *cancels, enum ldlm_mode 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_open(struct obd_export *exp, obd_id ino, int type, int flags,
- struct lov_mds_md *lmm, int lmm_size, struct lustre_handle *fh,
- struct ptlrpc_request **);
+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_setup(struct obd_device *obd, struct lustre_cfg *cfg);
struct obd_client_handle;
-int mdc_get_lustre_md(struct obd_export *md_exp, struct ptlrpc_request *req,
- struct obd_export *dt_exp, struct obd_export *lmv_exp,
- struct lustre_md *md);
-
-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 lookup_intent *it);
-int mdc_clear_open_replay_data(struct obd_export *exp,
- struct obd_client_handle *och);
void mdc_commit_open(struct ptlrpc_request *req);
void mdc_replay_open(struct ptlrpc_request *req);
int mdc_create(struct obd_export *exp, struct md_op_data *op_data,
- const void *data, int datalen, int mode, __u32 uid, __u32 gid,
- cfs_cap_t capability, __u64 rdev,
- struct ptlrpc_request **request);
+ const void *data, size_t datalen,
+ umode_t mode, uid_t uid, gid_t gid,
+ cfs_cap_t capability, __u64 rdev,
+ struct ptlrpc_request **request);
int mdc_link(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request);
int mdc_rename(struct obd_export *exp, struct md_op_data *op_data,
- const char *old, int oldlen, const char *new, int newlen,
- struct ptlrpc_request **request);
+ const char *old, size_t oldlen, const char *new, size_t newlen,
+ struct ptlrpc_request **request);
int mdc_setattr(struct obd_export *exp, struct md_op_data *op_data,
- void *ea, int ealen, void *ea2, int ea2len,
- struct ptlrpc_request **request, struct md_open_data **mod);
+ void *ea, size_t ealen, struct ptlrpc_request **request);
int mdc_unlink(struct obd_export *exp, struct md_op_data *op_data,
- struct ptlrpc_request **request);
+ struct ptlrpc_request **request);
+int mdc_file_resync(struct obd_export *exp, struct md_op_data *data);
int mdc_cancel_unused(struct obd_export *exp, const struct lu_fid *fid,
- ldlm_policy_data_t *policy, ldlm_mode_t mode,
- ldlm_cancel_flags_t flags, void *opaque);
-
-static inline void mdc_set_capa_size(struct ptlrpc_request *req,
- const struct req_msg_field *field,
- struct obd_capa *oc)
-{
- if (oc == NULL)
- req_capsule_set_size(&req->rq_pill, field, RCL_CLIENT, 0);
- else
- /* it is already calculated as sizeof struct obd_capa */
- ;
-}
+ union ldlm_policy_data *policy, enum ldlm_mode mode,
+ enum ldlm_cancel_flags flags, void *opaque);
int mdc_revalidate_lock(struct obd_export *exp, struct lookup_intent *it,
struct lu_fid *fid, __u64 *bits);
int mdc_intent_getattr_async(struct obd_export *exp,
- struct md_enqueue_info *minfo,
- struct ldlm_enqueue_info *einfo);
+ struct md_enqueue_info *minfo);
+
+enum ldlm_mode mdc_lock_match(struct obd_export *exp, __u64 flags,
+ const struct lu_fid *fid, enum ldlm_type type,
+ union ldlm_policy_data *policy,
+ enum ldlm_mode mode, struct lustre_handle *lockh);
-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);
+
+#define MDC_CHANGELOG_DEV_COUNT LMV_MAX_STRIPE_COUNT
+#define MDC_CHANGELOG_DEV_NAME "changelog"
+extern struct class *mdc_changelog_class;
+extern dev_t mdc_changelog_dev;
+extern struct idr mdc_changelog_minor_idr;
+
+int mdc_changelog_cdev_init(struct obd_device *obd);
+
+void mdc_changelog_cdev_finish(struct obd_device *obd);
static inline int mdc_prep_elc_req(struct obd_export *exp,
struct ptlrpc_request *req, int opc,
count);
}
+#ifdef CONFIG_LUSTRE_FS_POSIX_ACL
+int mdc_unpack_acl(struct ptlrpc_request *req, struct lustre_md *md);
+#else
+static inline
+int mdc_unpack_acl(struct ptlrpc_request *req, struct lustre_md *md)
+{
+ return 0;
+}
+#endif
+
+static inline void mdc_body2lvb(struct mdt_body *body, struct ost_lvb *lvb)
+{
+ LASSERT(body->mbo_valid & OBD_MD_DOM_SIZE);
+ lvb->lvb_mtime = body->mbo_mtime;
+ lvb->lvb_atime = body->mbo_atime;
+ lvb->lvb_ctime = body->mbo_ctime;
+ lvb->lvb_blocks = body->mbo_dom_blocks;
+ lvb->lvb_size = body->mbo_dom_size;
+}
+
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);
}
+/* mdc_dev.c */
+extern struct lu_device_type mdc_device_type;
+int mdc_ldlm_blocking_ast(struct ldlm_lock *dlmlock,
+ struct ldlm_lock_desc *new, void *data, int flag);
+int mdc_ldlm_glimpse_ast(struct ldlm_lock *dlmlock, void *data);
+int mdc_fill_lvb(struct ptlrpc_request *req, struct ost_lvb *lvb);
+
+/* the minimum inline repsize should be PAGE_SIZE at least */
+#define MDC_DOM_DEF_INLINE_REPSIZE max(8192UL, PAGE_SIZE)
+#define MDC_DOM_MAX_INLINE_REPSIZE XATTR_SIZE_MAX
+
#endif
git://git.whamcloud.com / fs / lustre-release.git / blobdiff