void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data) { struct mdt_rec_link *rec; char *tmp; CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_link)); rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); LASSERT (rec != NULL); rec->lk_opcode = REINT_LINK; rec->lk_fsuid = op_data->op_fsuid;//current->fsuid; rec->lk_fsgid = op_data->op_fsgid;//current->fsgid; rec->lk_cap = op_data->op_cap;//current->cap_effective; rec->lk_suppgid1 = op_data->op_suppgids[0]; rec->lk_suppgid2 = op_data->op_suppgids[1]; rec->lk_fid1 = op_data->op_fid1; rec->lk_fid2 = op_data->op_fid2; rec->lk_time = op_data->op_mod_time; rec->lk_bias = op_data->op_bias; mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); mdc_pack_capa(req, &RMF_CAPA2, op_data->op_capa2); tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME); LOGL0(op_data->op_name, op_data->op_namelen, tmp); }
void mdc_swap_layouts_pack(struct ptlrpc_request *req, struct md_op_data *op_data) { struct mdt_body *b = req_capsule_client_get(&req->rq_pill, &RMF_MDT_BODY); __mdc_pack_body(b, op_data->op_suppgids[0]); b->fid1 = op_data->op_fid1; b->fid2 = op_data->op_fid2; b->valid |= OBD_MD_FLID; mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); mdc_pack_capa(req, &RMF_CAPA2, op_data->op_capa2); }
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data, void *ea, size_t ealen) { struct mdt_rec_setattr *rec; struct lov_user_md *lum = NULL; CLASSERT(sizeof(struct mdt_rec_reint) ==sizeof(struct mdt_rec_setattr)); rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); mdc_setattr_pack_rec(rec, op_data); mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); if (ealen == 0) return; lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA); if (ea == NULL) { /* Remove LOV EA */ lum->lmm_magic = cpu_to_le32(LOV_USER_MAGIC_V1); lum->lmm_stripe_size = 0; lum->lmm_stripe_count = 0; lum->lmm_stripe_offset = (typeof(lum->lmm_stripe_offset))(-1); } else { memcpy(lum, ea, ealen); } }
void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data) { struct mdt_rec_unlink *rec; char *tmp; CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_unlink)); rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); LASSERT(rec != NULL); rec->ul_opcode = op_data->op_cli_flags & CLI_RM_ENTRY ? REINT_RMENTRY : REINT_UNLINK; rec->ul_fsuid = op_data->op_fsuid; rec->ul_fsgid = op_data->op_fsgid; rec->ul_cap = op_data->op_cap; rec->ul_mode = op_data->op_mode; rec->ul_suppgid1= op_data->op_suppgids[0]; rec->ul_suppgid2= -1; rec->ul_fid1 = op_data->op_fid1; rec->ul_fid2 = op_data->op_fid2; rec->ul_time = op_data->op_mod_time; rec->ul_bias = op_data->op_bias; mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME); LASSERT(tmp != NULL); LOGL0(op_data->op_name, op_data->op_namelen, tmp); }
void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff, __u32 size, const struct lu_fid *fid, struct obd_capa *oc) { struct mdt_body *b = req_capsule_client_get(&req->rq_pill, &RMF_MDT_BODY); b->fid1 = *fid; b->valid |= OBD_MD_FLID; b->size = pgoff; /* !! */ b->nlink = size; /* !! */ __mdc_pack_body(b, -1); b->mode = LUDA_FID | LUDA_TYPE; mdc_pack_capa(req, &RMF_CAPA1, oc); }
/* packing of MDS records */ void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data, umode_t mode, __u64 rdev, __u64 flags, const void *lmm, size_t lmmlen) { struct mdt_rec_create *rec; char *tmp; __u64 cr_flags; CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create)); rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); /* XXX do something about time, uid, gid */ rec->cr_opcode = REINT_OPEN; rec->cr_fsuid = from_kuid(&init_user_ns, current_fsuid()); rec->cr_fsgid = from_kgid(&init_user_ns, current_fsgid()); rec->cr_cap = cfs_curproc_cap_pack(); rec->cr_mode = mode; cr_flags = mds_pack_open_flags(flags); rec->cr_rdev = rdev; rec->cr_umask = current_umask(); if (op_data != NULL) { rec->cr_fid1 = op_data->op_fid1; rec->cr_fid2 = op_data->op_fid2; rec->cr_time = op_data->op_mod_time; rec->cr_suppgid1 = op_data->op_suppgids[0]; rec->cr_suppgid2 = op_data->op_suppgids[1]; rec->cr_bias = op_data->op_bias; rec->cr_old_handle = op_data->op_handle; mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); /* the next buffer is child capa, which is used for replay, * will be packed from the data in reply message. */ if (op_data->op_name) { mdc_pack_name(req, &RMF_NAME, op_data->op_name, op_data->op_namelen); if (op_data->op_bias & MDS_CREATE_VOLATILE) cr_flags |= MDS_OPEN_VOLATILE; } } if (lmm) { cr_flags |= MDS_OPEN_HAS_EA; tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA); memcpy(tmp, lmm, lmmlen); } set_mrc_cr_flags(rec, cr_flags); }
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) { struct mdt_body *b = req_capsule_client_get(&req->rq_pill, &RMF_MDT_BODY); LASSERT(b != NULL); b->valid = valid; b->eadatasize = ea_size; b->flags = flags; __mdc_pack_body(b, suppgid); if (fid) { b->fid1 = *fid; b->valid |= OBD_MD_FLID; mdc_pack_capa(req, &RMF_CAPA1, oc); } }
/* packing of MDS records */ 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 cap_effective, __u64 rdev) { struct mdt_rec_create *rec; char *tmp; __u64 flags; CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_create)); rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); rec->cr_opcode = REINT_CREATE; rec->cr_fsuid = uid; rec->cr_fsgid = gid; rec->cr_cap = cap_effective; rec->cr_fid1 = op_data->op_fid1; rec->cr_fid2 = op_data->op_fid2; rec->cr_mode = mode; rec->cr_rdev = rdev; rec->cr_time = op_data->op_mod_time; rec->cr_suppgid1 = op_data->op_suppgids[0]; rec->cr_suppgid2 = op_data->op_suppgids[1]; flags = op_data->op_flags & MF_SOM_LOCAL_FLAGS; if (op_data->op_bias & MDS_CREATE_VOLATILE) flags |= MDS_OPEN_VOLATILE; set_mrc_cr_flags(rec, flags); rec->cr_bias = op_data->op_bias; rec->cr_umask = current_umask(); mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); tmp = req_capsule_client_get(&req->rq_pill, &RMF_NAME); LOGL0(op_data->op_name, op_data->op_namelen, tmp); if (data) { tmp = req_capsule_client_get(&req->rq_pill, &RMF_EADATA); memcpy(tmp, data, datalen); } }
void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data, void *ea, int ealen, void *ea2, int ea2len) { struct mdt_rec_setattr *rec; struct mdt_ioepoch *epoch; struct lov_user_md *lum = NULL; CLASSERT(sizeof(struct mdt_rec_reint) == sizeof(struct mdt_rec_setattr)); rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); mdc_setattr_pack_rec(rec, op_data); mdc_pack_capa(req, &RMF_CAPA1, op_data->op_capa1); if (op_data->op_flags & (MF_SOM_CHANGE | MF_EPOCH_OPEN)) { epoch = req_capsule_client_get(&req->rq_pill, &RMF_MDT_EPOCH); mdc_ioepoch_pack(epoch, op_data); } if (ealen == 0) return; lum = req_capsule_client_get(&req->rq_pill, &RMF_EADATA); if (ea == NULL) { /* Remove LOV EA */ lum->lmm_magic = LOV_USER_MAGIC_V1; lum->lmm_stripe_size = 0; lum->lmm_stripe_count = 0; lum->lmm_stripe_offset = (typeof(lum->lmm_stripe_offset))(-1); } else { memcpy(lum, ea, ealen); } if (ea2len == 0) return; memcpy(req_capsule_client_get(&req->rq_pill, &RMF_LOGCOOKIES), ea2, ea2len); }