int osp_init_pre_fid(struct osp_device *osp) { struct lu_env env; struct osp_thread_info *osi; struct lu_client_seq *cli_seq; struct lu_fid *last_fid; int rc; ENTRY; LASSERT(osp->opd_pre != NULL); /* Return if last_used fid has been initialized */ if (!fid_is_zero(&osp->opd_last_used_fid)) RETURN(0); rc = lu_env_init(&env, osp->opd_dt_dev.dd_lu_dev.ld_type->ldt_ctx_tags); if (rc) { CERROR("%s: init env error: rc = %d\n", osp->opd_obd->obd_name, rc); RETURN(rc); } osi = osp_env_info(&env); last_fid = &osi->osi_fid; fid_zero(last_fid); /* For a freshed fs, it will allocate a new sequence first */ if (osp_is_fid_client(osp) && osp->opd_group != 0) { cli_seq = osp->opd_obd->u.cli.cl_seq; rc = seq_client_get_seq(&env, cli_seq, &last_fid->f_seq); if (rc != 0) { CERROR("%s: alloc fid error: rc = %d\n", osp->opd_obd->obd_name, rc); GOTO(out, rc); } } else { last_fid->f_seq = fid_idif_seq(0, osp->opd_index); } last_fid->f_oid = 1; last_fid->f_ver = 0; spin_lock(&osp->opd_pre_lock); osp->opd_last_used_fid = *last_fid; osp->opd_pre_used_fid = *last_fid; osp->opd_pre_last_created_fid = *last_fid; spin_unlock(&osp->opd_pre_lock); rc = osp_write_last_oid_seq_files(&env, osp, last_fid, 1); if (rc != 0) { CERROR("%s: write fid error: rc = %d\n", osp->opd_obd->obd_name, rc); GOTO(out, rc); } out: lu_env_fini(&env); RETURN(rc); }
int osp_precreate_rollover_new_seq(struct lu_env *env, struct osp_device *osp) { struct lu_fid *fid = &osp_env_info(env)->osi_fid; struct lu_fid *last_fid = &osp->opd_last_used_fid; int rc; ENTRY; rc = seq_client_get_seq(env, osp->opd_obd->u.cli.cl_seq, &fid->f_seq); if (rc != 0) { CERROR("%s: alloc fid error: rc = %d\n", osp->opd_obd->obd_name, rc); RETURN(rc); } fid->f_oid = 1; fid->f_ver = 0; LASSERTF(fid_seq(fid) != fid_seq(last_fid), "fid "DFID", last_fid "DFID"\n", PFID(fid), PFID(last_fid)); rc = osp_write_last_oid_seq_files(env, osp, fid, 1); if (rc != 0) { CERROR("%s: Can not update oid/seq file: rc = %d\n", osp->opd_obd->obd_name, rc); RETURN(rc); } LCONSOLE_INFO("%s: update sequence from "LPX64" to "LPX64"\n", osp->opd_obd->obd_name, fid_seq(last_fid), fid_seq(fid)); /* Update last_xxx to the new seq */ spin_lock(&osp->opd_pre_lock); osp->opd_last_used_fid = *fid; osp->opd_gap_start_fid = *fid; osp->opd_pre_used_fid = *fid; osp->opd_pre_last_created_fid = *fid; spin_unlock(&osp->opd_pre_lock); RETURN(rc); }