X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fmdc%2Fmdc_internal.h;h=335928b467bb890c27833eff2f26b6637c8329a0;hp=adacb30a41a47a795b3ad47ba9079da6db58b852;hb=4031b885c1dd6b9f8af724b1b4ddf9f638b2b834;hpb=4322e0f99c87bc0412d315d0674d70cc1ffc0bb4 diff --git a/lustre/mdc/mdc_internal.h b/lustre/mdc/mdc_internal.h index adacb30..335928b 100644 --- a/lustre/mdc/mdc_internal.h +++ b/lustre/mdc/mdc_internal.h @@ -15,11 +15,7 @@ * * 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 */ @@ -27,7 +23,7 @@ * 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/ @@ -38,79 +34,67 @@ #define _MDC_INTERNAL_H #include -#include -#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)); -} -#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_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_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); + 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); + 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(struct obd_export *exp, const struct lu_fid *fid, - cfs_list_t *cancels, ldlm_mode_t mode, + struct list_head *cancels, enum ldlm_mode mode, __u64 bits); +int mdc_save_lovea(struct ptlrpc_request *req, + const struct req_msg_field *field, + void *data, u32 size); /* 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); +int mdc_process_config(struct obd_device *obd, size_t len, void *buf); struct obd_client_handle; @@ -130,52 +114,60 @@ 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); +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, - cfs_list_t *cancels, int count) + 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) +{ + if (BITS_PER_LONG == 32 && hash64) + hash >>= 32; + /* 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); #endif