X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fosd-zfs%2Fosd_internal.h;h=48776007e8d338120ee1de1cdd8b0ba63d56d889;hb=095643bbd1bb7c70061eaddf7b6413c429322b31;hp=fb3e47d65941f740514cc69c9ed1e4f405c9b7da;hpb=11afef00b6af407b8987076bd4f1ec9bc77eb75e;p=fs%2Flustre-release.git diff --git a/lustre/osd-zfs/osd_internal.h b/lustre/osd-zfs/osd_internal.h index fb3e47d..4877600 100644 --- a/lustre/osd-zfs/osd_internal.h +++ b/lustre/osd-zfs/osd_internal.h @@ -23,7 +23,7 @@ * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * - * Copyright (c) 2012, 2016, Intel Corporation. + * Copyright (c) 2012, 2017, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -43,6 +43,8 @@ #include #include #include +#include +#include #ifdef SHRINK_STOP #undef SHRINK_STOP #endif @@ -52,6 +54,7 @@ #include #include #include +#include /** * By design including kmem.h overrides the Linux slab interfaces to provide @@ -74,6 +77,9 @@ #undef kmem_cache_free #endif +#define ZFS_VERSION_CODE \ + OBD_OCD_VERSION(ZFS_MAJOR, ZFS_MINOR, ZFS_PATCH, ZFS_FIX) + #define LUSTRE_ROOT_FID_SEQ 0 #define DMU_OSD_SVNAME "svname" #define DMU_OSD_OI_NAME_BASE "oi" @@ -91,6 +97,8 @@ #define OSD_GRANT_FOR_LOCAL_OIDS (2ULL << 20) /* 2MB for last_rcvd, ... */ +extern struct dt_body_operations osd_body_scrub_ops; + /** * Iterator's in-memory data structure for quota file. */ @@ -152,6 +160,9 @@ struct osa_attr { uint64_t mode; uint64_t gid; uint64_t uid; +#ifdef ZFS_PROJINHERIT + uint64_t projid; +#endif uint64_t nlink; uint64_t rdev; uint64_t flags; @@ -173,8 +184,40 @@ struct osd_idmap_cache { oic_remote:1; /* FID isn't local */ }; -/* max.number of regular attrubites the callers may ask for */ -#define OSD_MAX_IN_BULK 13 +struct osd_inconsistent_item { + /* link into lustre_scrub::os_inconsistent_items, + * protected by lustr_scrub::os_lock. */ + struct list_head oii_list; + + /* The right FID <=> oid mapping. */ + struct osd_idmap_cache oii_cache; + + unsigned int oii_insert:1; /* insert or update mapping. */ +}; + +struct osd_otable_it { + struct osd_device *ooi_dev; + struct lu_fid ooi_fid; + __u64 ooi_pos; + __u64 ooi_prefetched_dnode; + int ooi_prefetched; + + /* The following bits can be updated/checked w/o lock protection. + * If more bits will be introduced in the future and need lock to + * protect, please add comment. */ + unsigned int ooi_used_outside:1, /* Some user out of OSD + * uses the iteration. */ + ooi_all_cached:1, /* No more entries can be + * filled into cache. */ + ooi_user_ready:1, /* The user out of OSD is + * ready to iterate. */ + ooi_waiting:1; /* it::next is waiting. */ +}; + +extern const struct dt_index_operations osd_otable_ops; + +/* max.number of regular attributes the callers may ask for */ +# define OSD_MAX_IN_BULK (sizeof(struct osa_attr)/sizeof(uint64_t)) struct osd_thread_info { const struct lu_env *oti_env; @@ -195,11 +238,13 @@ struct osd_thread_info { __u64 oti_key64[(MAXNAMELEN + 1)/sizeof(__u64)]; sa_bulk_attr_t oti_attr_bulk[OSD_MAX_IN_BULK]; }; - struct lustre_mdt_attrs oti_mdt_attrs; + struct lustre_mdt_attrs oti_mdt_attrs; + unsigned int oti_in_trans:1; struct lu_attr oti_la; struct osa_attr oti_osa; zap_attribute_t oti_za; + zap_attribute_t oti_za2; dmu_object_info_t oti_doi; struct luz_direntry oti_zde; @@ -210,6 +255,11 @@ struct osd_thread_info { struct osd_idmap_cache *oti_ins_cache; int oti_ins_cache_size; int oti_ins_cache_used; + /* inc by osd_trans_create and dec by osd_trans_stop */ + int oti_ins_cache_depth; + struct lu_buf oti_xattr_lbuf; + zap_cursor_t oti_zc; + zap_cursor_t oti_zc2; }; extern struct lu_context_key osd_key; @@ -225,25 +275,25 @@ struct osd_thandle { struct list_head ot_stop_dcb_list; struct list_head ot_unlinked_list; struct list_head ot_sa_list; - struct semaphore ot_sa_lock; dmu_tx_t *ot_tx; struct lquota_trans ot_quota_trans; __u32 ot_write_commit:1, ot_assigned:1; }; -#define OSD_OI_NAME_SIZE 16 +#define OSD_OI_NAME_SIZE 24 /* * Object Index (OI) instance. */ struct osd_oi { - char oi_name[OSD_OI_NAME_SIZE]; /* unused */ + char oi_name[OSD_OI_NAME_SIZE]; uint64_t oi_zapid; dnode_t *oi_dn; }; struct osd_seq { + uint64_t os_oid; uint64_t *os_compat_dirs; int os_subdir_count; /* subdir count for each seq */ u64 os_seq; /* seq number */ @@ -267,7 +317,7 @@ struct osd_device { /* information about underlying file system */ struct objset *od_os; uint64_t od_rootid; /* id of root znode */ - uint64_t od_unlinkedid; /* id of unlinked zapobj */ + dnode_t *od_unlinked; /* dnode of unlinked zapobj */ /* SA attr mapping->id, * name is the same as in ZFS to use defines SA_ZPL_...*/ sa_attr_type_t *z_attr_table; @@ -275,6 +325,8 @@ struct osd_device { struct proc_dir_entry *od_proc_entry; struct lprocfs_stats *od_stats; + uint64_t od_remote_parent_dir; + uint64_t od_index_backup_id; uint64_t od_max_blksz; uint64_t od_root; uint64_t od_O_id; @@ -286,17 +338,26 @@ struct osd_device { od_prop_rdonly:1, /**< ZFS property readonly */ od_xattr_in_sa:1, od_is_ost:1, + od_in_init:1, od_posix_acl:1; + unsigned int od_dnsize; + int od_index_backup_stop; + enum lustre_index_backup_policy od_index_backup_policy; char od_mntdev[128]; char od_svname[128]; + char od_uuid[16]; int od_connects; + int od_index; + __s64 od_auto_scrub_interval; struct lu_site od_site; - /* object IDs of the inode accounting indexes */ - uint64_t od_iusr_oid; - uint64_t od_igrp_oid; + dnode_t *od_groupused_dn; + dnode_t *od_userused_dn; +#ifdef ZFS_PROJINHERIT + dnode_t *od_projectused_dn; +#endif /* quota slave instance */ struct qsd_instance *od_quota_slave; @@ -316,6 +377,14 @@ struct osd_device { /* osd seq instance */ struct lu_client_seq *od_cl_seq; + + struct semaphore od_otable_sem; + struct osd_otable_it *od_otable_it; + struct lustre_scrub od_scrub; + struct list_head od_ios_list; + struct list_head od_index_backup_list; + struct list_head od_index_restore_list; + spinlock_t od_lock; }; enum osd_destroy_type { @@ -331,7 +400,7 @@ struct osd_object { * inode is pinned for the whole duration of lu_object life. * * Not modified concurrently (either setup early during object - * creation, or assigned by osd_object_create() under write lock). + * creation, or assigned by osd_create() under write lock). */ dnode_t *oo_dn; sa_handle_t *oo_sa_hdl; @@ -356,7 +425,13 @@ struct osd_object { uint64_t oo_xattr; enum osd_destroy_type oo_destroy; - __u32 oo_destroyed:1; + __u32 oo_destroyed:1, + oo_late_xattr:1, +#ifdef ZFS_PROJINHERIT + oo_with_projid:1, +#endif + oo_late_attr_set:1, + oo_pfid_in_lma:1; /* the i_flags in LMA */ __u32 oo_lma_flags; @@ -368,22 +443,23 @@ struct osd_object { unsigned char oo_recsize; unsigned char oo_recusize; /* unit size */ }; + uint64_t oo_parent; /* used only at object creation */ }; - - + struct lu_object_header *oo_header; }; int osd_statfs(const struct lu_env *, struct dt_device *, struct obd_statfs *); extern const struct dt_index_operations osd_acct_index_ops; -uint64_t osd_quota_fid2dmu(const struct lu_fid *fid); extern struct lu_device_operations osd_lu_ops; extern struct dt_index_operations osd_dir_ops; int osd_declare_quota(const struct lu_env *env, struct osd_device *osd, - qid_t uid, qid_t gid, long long space, - struct osd_thandle *oh, bool is_blk, int *flags, - bool force); + qid_t uid, qid_t gid, qid_t projid, long long space, + struct osd_thandle *oh, int *flags, + enum osd_qid_declare_flags osd_qid_declare_flags); uint64_t osd_objs_count_estimate(uint64_t refdbytes, uint64_t usedobjs, uint64_t nrblocks, uint64_t est_maxblockshift); +int osd_unlinked_object_free(const struct lu_env *env, struct osd_device *osd, + uint64_t oid); /* * Helpers. @@ -459,7 +535,33 @@ static inline struct seq_server_site *osd_seq_site(struct osd_device *osd) static inline char *osd_name(struct osd_device *osd) { - return osd->od_dt_dev.dd_lu_dev.ld_obd->obd_name; + return osd->od_svname; +} + +static inline void zfs_set_bit(int nr, __u8 *addr) +{ + set_bit(nr, (unsigned long *)addr); +} + +static inline int zfs_test_bit(int nr, __u8 *addr) +{ + return test_bit(nr, (const unsigned long *)addr); +} + +static inline int osd_oi_fid2idx(struct osd_device *dev, + const struct lu_fid *fid) +{ + return fid->f_seq & (dev->od_oi_count - 1); +} + +static inline struct osd_oi *osd_fid2oi(struct osd_device *osd, + const struct lu_fid *fid) +{ + LASSERTF(osd->od_oi_table && osd->od_oi_count >= 1, + "%s: "DFID", oi_count %d\n", + osd_name(osd), PFID(fid), osd->od_oi_count); + + return osd->od_oi_table[osd_oi_fid2idx(osd, fid)]; } #ifdef CONFIG_PROC_FS @@ -486,9 +588,11 @@ int osd_procfs_fini(struct osd_device *osd); /* osd_object.c */ extern char *osd_obj_tag; -void osd_object_sa_dirty_rele(struct osd_thandle *oh); -int __osd_obj2dnode(const struct lu_env *env, objset_t *os, - uint64_t oid, dnode_t **dnp); +int __osd_obj2dnode(objset_t *os, uint64_t oid, dnode_t **dnp); +void osd_object_sa_dirty_rele(const struct lu_env *env, struct osd_thandle *oh); +void osd_object_sa_dirty_add(struct osd_object *obj, struct osd_thandle *oh); +int __osd_obj2dbuf(const struct lu_env *env, objset_t *os, + uint64_t oid, dmu_buf_t **dbp); struct lu_object *osd_object_alloc(const struct lu_env *env, const struct lu_object_header *hdr, struct lu_device *d); @@ -496,12 +600,15 @@ int osd_object_sa_update(struct osd_object *obj, sa_attr_type_t type, void *buf, uint32_t buflen, struct osd_thandle *oh); int __osd_zap_create(const struct lu_env *env, struct osd_device *osd, dnode_t **zap_dnp, dmu_tx_t *tx, struct lu_attr *la, - zap_flags_t flags); -int __osd_object_create(const struct lu_env *env, struct osd_object *obj, + unsigned dnsize, zap_flags_t flags); +int __osd_object_create(const struct lu_env *env, struct osd_device *osd, + struct osd_object *obj, const struct lu_fid *fid, dnode_t **dnp, dmu_tx_t *tx, struct lu_attr *la); int __osd_attr_init(const struct lu_env *env, struct osd_device *osd, - sa_handle_t *sa_hdl, dmu_tx_t *tx, - struct lu_attr *la, uint64_t parent); + struct osd_object *obj, sa_handle_t *sa_hdl, dmu_tx_t *tx, + struct lu_attr *la, uint64_t parent, nvlist_t *); +int osd_find_new_dnode(const struct lu_env *env, dmu_tx_t *tx, + uint64_t oid, dnode_t **dnp); /* osd_oi.c */ int osd_oi_init(const struct lu_env *env, struct osd_device *o); @@ -509,7 +616,8 @@ void osd_oi_fini(const struct lu_env *env, struct osd_device *o); int osd_fid_lookup(const struct lu_env *env, struct osd_device *, const struct lu_fid *, uint64_t *); uint64_t osd_get_name_n_idx(const struct lu_env *env, struct osd_device *osd, - const struct lu_fid *fid, char *buf, int bufsize); + const struct lu_fid *fid, char *buf, int bufsize, + dnode_t **zdn); int osd_options_init(void); int osd_ost_seq_exists(const struct lu_env *env, struct osd_device *osd, __u64 seq); @@ -521,8 +629,21 @@ struct osd_idmap_cache *osd_idc_find_or_init(const struct lu_env *env, struct osd_idmap_cache *osd_idc_find(const struct lu_env *env, struct osd_device *osd, const struct lu_fid *fid); +int osd_idc_find_and_init_with_oid(const struct lu_env *env, + struct osd_device *osd, + const struct lu_fid *fid, + uint64_t oid); +int fid_is_on_ost(const struct lu_env *env, struct osd_device *osd, + const struct lu_fid *fid); +int osd_obj_find_or_create(const struct lu_env *env, struct osd_device *o, + uint64_t parent, const char *name, uint64_t *child, + const struct lu_fid *fid, bool isdir); + +extern unsigned int osd_oi_count; /* osd_index.c */ +int osd_get_fid_by_oid(const struct lu_env *env, struct osd_device *osd, + uint64_t oid, struct lu_fid *fid); int osd_index_try(const struct lu_env *env, struct dt_object *dt, const struct dt_index_features *feat); int osd_fld_lookup(const struct lu_env *env, struct osd_device *osd, @@ -535,13 +656,43 @@ void osd_zap_cursor_fini(zap_cursor_t *zc); uint64_t osd_zap_cursor_serialize(zap_cursor_t *zc); int osd_remote_fid(const struct lu_env *env, struct osd_device *osd, const struct lu_fid *fid); +int osd_add_to_remote_parent(const struct lu_env *env, + struct osd_device *osd, + struct osd_object *obj, + struct osd_thandle *oh); +int osd_delete_from_remote_parent(const struct lu_env *env, + struct osd_device *osd, + struct osd_object *obj, + struct osd_thandle *oh, bool destroy); +int __osd_xattr_load_by_oid(struct osd_device *osd, uint64_t oid, + nvlist_t **sa); + +/* osd_scrub.c */ +int osd_scrub_setup(const struct lu_env *env, struct osd_device *dev); +void osd_scrub_cleanup(const struct lu_env *env, struct osd_device *dev); +int osd_scrub_start(const struct lu_env *env, struct osd_device *dev, + __u32 flags); +void osd_scrub_stop(struct osd_device *dev); +int osd_oii_insert(const struct lu_env *env, struct osd_device *dev, + const struct lu_fid *fid, uint64_t oid, bool insert); +int osd_oii_lookup(struct osd_device *dev, const struct lu_fid *fid, + uint64_t *oid); /* osd_xattr.c */ -int __osd_xattr_load(struct osd_device *osd, uint64_t dnode, - nvlist_t **sa_xattr); +int __osd_sa_xattr_schedule_update(const struct lu_env *env, + struct osd_object *obj, + struct osd_thandle *oh); +int __osd_sa_attr_init(const struct lu_env *env, struct osd_object *obj, + struct osd_thandle *oh); +int __osd_sa_xattr_update(const struct lu_env *env, struct osd_object *obj, + struct osd_thandle *oh); +int __osd_xattr_load(struct osd_device *osd, sa_handle_t *hdl, + nvlist_t **sa); int __osd_xattr_get_large(const struct lu_env *env, struct osd_device *osd, uint64_t xattr, struct lu_buf *buf, const char *name, int *sizep); +int osd_xattr_get_internal(const struct lu_env *env, struct osd_object *obj, + struct lu_buf *buf, const char *name, int *sizep); int osd_xattr_get(const struct lu_env *env, struct dt_object *dt, struct lu_buf *buf, const char *name); int osd_declare_xattr_set(const struct lu_env *env, struct dt_object *dt, @@ -571,6 +722,33 @@ int __osd_xattr_set(const struct lu_env *env, struct osd_object *obj, struct osd_thandle *oh); int __osd_sa_xattr_update(const struct lu_env *env, struct osd_object *obj, struct osd_thandle *oh); + +#define OSD_BASE_EA_IN_BONUS (ZFS_SA_BASE_ATTR_SIZE + \ + sizeof(__u64) /* VBR VERSION */ + \ + sizeof(struct lustre_mdt_attrs) /* LMA */) + +#ifdef HAVE_DMU_OBJECT_ALLOC_DNSIZE +int osd_find_dnsize(struct osd_device *osd, int ea_in_bonus); +#else +static inline int +osd_find_dnsize(struct osd_device *osd, int ea_in_bonus) +{ + return DN_MAX_BONUSLEN; +} +#endif + +static inline int osd_object_is_zap(dnode_t *dn) +{ + return (dn->dn_type == DMU_OT_DIRECTORY_CONTENTS || + dn->dn_type == DMU_OT_USERGROUP_USED); +} + +/* XXX: f_ver is not counted, but may differ too */ +static inline void osd_fid2str(char *buf, const struct lu_fid *fid, int len) +{ + snprintf(buf, len, DFID_NOBRACE, PFID(fid)); +} + static inline int osd_xattr_set_internal(const struct lu_env *env, struct osd_object *obj, const struct lu_buf *buf, const char *name, int fl, @@ -597,6 +775,9 @@ static inline uint64_t attrs_fs2zfs(const uint32_t flags) { return (flags & LUSTRE_APPEND_FL ? ZFS_APPENDONLY : 0) | (flags & LUSTRE_NODUMP_FL ? ZFS_NODUMP : 0) | +#ifdef ZFS_PROJINHERIT + (flags & LUSTRE_PROJINHERIT_FL ? ZFS_PROJINHERIT : 0) | +#endif (flags & LUSTRE_IMMUTABLE_FL ? ZFS_IMMUTABLE : 0); } @@ -604,6 +785,9 @@ static inline uint32_t attrs_zfs2fs(const uint64_t flags) { return (flags & ZFS_APPENDONLY ? LUSTRE_APPEND_FL : 0) | (flags & ZFS_NODUMP ? LUSTRE_NODUMP_FL : 0) | +#ifdef ZFS_PROJINHERIT + (flags & ZFS_PROJINHERIT ? LUSTRE_PROJINHERIT_FL : 0) | +#endif (flags & ZFS_IMMUTABLE ? LUSTRE_IMMUTABLE_FL : 0); } @@ -670,6 +854,27 @@ osd_zap_create_flags(objset_t *os, int normflags, zap_flags_t flags, DMU_OT_SA, DN_BONUS_SIZE(dnodesize), dnodesize, tx); } + +static inline int +osd_obj_bonuslen(struct osd_object *obj) +{ + int bonuslen = DN_BONUS_SIZE(DNODE_MIN_SIZE); + + if (obj->oo_dn != NULL && obj->oo_dn->dn_num_slots != 0) { + bonuslen = DN_SLOTS_TO_BONUSLEN(obj->oo_dn->dn_num_slots); + } else { + objset_t *os = osd_dtobj2objset(&obj->oo_dt); + int dnodesize; + + if (os != NULL) { + dnodesize = dmu_objset_dnodesize(os); + if (dnodesize != 0) + bonuslen = DN_BONUS_SIZE(dnodesize); + } + } + + return bonuslen; +} #else static inline uint64_t osd_dmu_object_alloc(objset_t *os, dmu_object_type_t objtype, int blocksize, @@ -688,6 +893,12 @@ osd_zap_create_flags(objset_t *os, int normflags, zap_flags_t flags, indirect_blockshift, DMU_OT_SA, DN_MAX_BONUSLEN, tx); } + +static inline int +osd_obj_bonuslen(struct osd_object *obj) +{ + return DN_MAX_BONUSLEN; +} #endif /* HAVE_DMU_OBJECT_ALLOC_DNSIZE */ #ifdef HAVE_DMU_PREFETCH_6ARG @@ -698,9 +909,23 @@ osd_zap_create_flags(objset_t *os, int normflags, zap_flags_t flags, dmu_prefetch((os), (obj), (lvl), (off)) #endif -#ifndef DN_MAX_BONUSLEN -#define DN_MAX_BONUSLEN DN_OLD_MAX_BONUSLEN -#endif +static inline int osd_sa_handle_get(struct osd_object *obj) +{ + struct osd_device *osd = osd_obj2dev(obj); + dnode_t *dn = obj->oo_dn; + int rc; + + if (obj->oo_sa_hdl) + return 0; + + dbuf_read(dn->dn_bonus, NULL, DB_RF_MUST_SUCCEED | DB_RF_NOPREFETCH); + rc = -sa_handle_get_from_db(osd->od_os, &dn->dn_bonus->db, obj, + SA_HDL_PRIVATE, &obj->oo_sa_hdl); + if (rc) + return rc; + refcount_add(&dn->dn_bonus->db_holds, osd_obj_tag); + return 0; +} static inline void osd_dnode_rele(dnode_t *dn) { @@ -715,18 +940,17 @@ static inline void osd_dnode_rele(dnode_t *dn) #ifdef HAVE_DMU_USEROBJ_ACCOUNTING -#define OSD_DMU_USEROBJ_PREFIX DMU_OBJACCT_PREFIX +#define OSD_DMU_USEROBJ_PREFIX DMU_OBJACCT_PREFIX +#define OSD_DMU_USEROBJ_PREFIX_LEN DMU_OBJACCT_PREFIX_LEN static inline bool osd_dmu_userobj_accounting_available(struct osd_device *osd) { - if (unlikely(dmu_objset_userobjspace_upgradable(osd->od_os))) - dmu_objset_userobjspace_upgrade(osd->od_os); - return dmu_objset_userobjspace_present(osd->od_os); } #else -#define OSD_DMU_USEROBJ_PREFIX "obj-" +#define OSD_DMU_USEROBJ_PREFIX "obj-" +#define OSD_DMU_USEROBJ_PREFIX_LEN 4 static inline bool osd_dmu_userobj_accounting_available(struct osd_device *osd) { @@ -734,4 +958,136 @@ static inline bool osd_dmu_userobj_accounting_available(struct osd_device *osd) } #endif /* #ifdef HAVE_DMU_USEROBJ_ACCOUNTING */ +static inline int osd_zap_add(struct osd_device *osd, uint64_t zap, + dnode_t *dn, const char *key, + int int_size, int int_num, + const void *val, dmu_tx_t *tx) +{ + LASSERT(zap != 0); + +#ifdef HAVE_ZAP_ADD_BY_DNODE + if (dn) + return -zap_add_by_dnode(dn, key, int_size, int_num, val, tx); +#endif + return -zap_add(osd->od_os, zap, key, int_size, int_num, val, tx); +} + +static inline int osd_zap_remove(struct osd_device *osd, uint64_t zap, + dnode_t *dn, const char *key, + dmu_tx_t *tx) +{ + LASSERT(zap != 0); + +#ifdef HAVE_ZAP_ADD_BY_DNODE + if (dn) + return -zap_remove_by_dnode(dn, key, tx); +#endif + return -zap_remove(osd->od_os, zap, key, tx); +} + + +static inline int osd_zap_lookup(struct osd_device *osd, uint64_t zap, + dnode_t *dn, const char *key, + int int_size, int int_num, void *v) +{ + LASSERT(zap != 0); + +#ifdef HAVE_ZAP_ADD_BY_DNODE + if (dn) + return -zap_lookup_by_dnode(dn, key, int_size, int_num, v); +#endif + return -zap_lookup(osd->od_os, zap, key, int_size, int_num, v); +} + +static inline void osd_tx_hold_zap(dmu_tx_t *tx, uint64_t zap, + dnode_t *dn, int add, const char *name) +{ +#ifdef HAVE_DMU_TX_HOLD_ZAP_BY_DNODE + if (dn) { + dmu_tx_hold_zap_by_dnode(tx, dn, add, name); + return; + } +#endif + dmu_tx_hold_zap(tx, zap, add, name); +} + +static inline void osd_tx_hold_write(dmu_tx_t *tx, uint64_t oid, + dnode_t *dn, uint64_t off, int len) +{ +#ifdef HAVE_DMU_TX_HOLD_ZAP_BY_DNODE + if (dn) { + dmu_tx_hold_write_by_dnode(tx, dn, off, len); + return; + } +#endif + dmu_tx_hold_write(tx, oid, off, len); +} + +static inline void osd_dmu_write(struct osd_device *osd, dnode_t *dn, + uint64_t offset, uint64_t size, + const char *buf, dmu_tx_t *tx) +{ + LASSERT(dn); +#ifdef HAVE_DMU_WRITE_BY_DNODE + dmu_write_by_dnode(dn, offset, size, buf, tx); +#else + dmu_write(osd->od_os, dn->dn_object, offset, size, buf, tx); +#endif +} + +static inline int osd_dmu_read(struct osd_device *osd, dnode_t *dn, + uint64_t offset, uint64_t size, + char *buf, int flags) +{ + LASSERT(dn); +#ifdef HAVE_DMU_READ_BY_DNODE + return -dmu_read_by_dnode(dn, offset, size, buf, flags); +#else + return -dmu_read(osd->od_os, dn->dn_object, offset, size, buf, flags); +#endif +} + +#ifdef HAVE_DMU_OBJSET_OWN_6ARG +#define osd_dmu_objset_own(name, type, ronly, decrypt, tag, os) \ + dmu_objset_own((name), (type), (ronly), (decrypt), (tag), (os)) +#else +#define osd_dmu_objset_own(name, type, ronly, decrypt, tag, os) \ + dmu_objset_own((name), (type), (ronly), (tag), (os)) +#endif + +#ifdef HAVE_DMU_OBJSET_DISOWN_3ARG +#define osd_dmu_objset_disown(os, decrypt, tag) \ + dmu_objset_disown((os), (decrypt), (tag)) +#else +#define osd_dmu_objset_disown(os, decrypt, tag) \ + dmu_objset_disown((os), (tag)) +#endif + +static inline int +osd_index_register(struct osd_device *osd, const struct lu_fid *fid, + __u32 keysize, __u32 recsize) +{ + return lustre_index_register(&osd->od_dt_dev, osd_name(osd), + &osd->od_index_backup_list, &osd->od_lock, + &osd->od_index_backup_stop, + fid, keysize, recsize); +} + +static inline void +osd_index_backup(const struct lu_env *env, struct osd_device *osd, bool backup) +{ + struct lu_fid *fid = &osd_oti_get(env)->oti_fid; + int rc; + + lu_local_obj_fid(fid, INDEX_BACKUP_OID); + rc = osd_idc_find_and_init_with_oid(env, osd, fid, + osd->od_index_backup_id); + if (rc) + backup = false; + + lustre_index_backup(env, &osd->od_dt_dev, osd_name(osd), + &osd->od_index_backup_list, &osd->od_lock, + &osd->od_index_backup_stop, backup); +} + #endif /* _OSD_INTERNAL_H */