void lustre_swab_llog_rec(struct llog_rec_hdr *rec) { struct llog_rec_tail *tail = NULL; __swab32s(&rec->lrh_len); __swab32s(&rec->lrh_index); __swab32s(&rec->lrh_type); __swab32s(&rec->lrh_id); switch (rec->lrh_type) { case OST_SZ_REC: { struct llog_size_change_rec *lsc = (struct llog_size_change_rec *)rec; lustre_swab_ll_fid(&lsc->lsc_fid); __swab32s(&lsc->lsc_ioepoch); tail = &lsc->lsc_tail; break; } case MDS_UNLINK_REC: { struct llog_unlink_rec *lur = (struct llog_unlink_rec *)rec; __swab64s(&lur->lur_oid); __swab32s(&lur->lur_oseq); __swab32s(&lur->lur_count); tail = &lur->lur_tail; break; } case MDS_UNLINK64_REC: { struct llog_unlink64_rec *lur = (struct llog_unlink64_rec *)rec; lustre_swab_lu_fid(&lur->lur_fid); __swab32s(&lur->lur_count); tail = &lur->lur_tail; break; } case CHANGELOG_REC: { struct llog_changelog_rec *cr = (struct llog_changelog_rec*)rec; __swab16s(&cr->cr.cr_namelen); __swab16s(&cr->cr.cr_flags); __swab32s(&cr->cr.cr_type); __swab64s(&cr->cr.cr_index); __swab64s(&cr->cr.cr_prev); __swab64s(&cr->cr.cr_time); lustre_swab_lu_fid(&cr->cr.cr_tfid); lustre_swab_lu_fid(&cr->cr.cr_pfid); if (CHANGELOG_REC_EXTENDED(&cr->cr)) { struct llog_changelog_ext_rec *ext = (struct llog_changelog_ext_rec *)rec; lustre_swab_lu_fid(&ext->cr.cr_sfid); lustre_swab_lu_fid(&ext->cr.cr_spfid); tail = &ext->cr_tail; } else { tail = &cr->cr_tail; } break; } case CHANGELOG_USER_REC: { struct llog_changelog_user_rec *cur = (struct llog_changelog_user_rec*)rec; __swab32s(&cur->cur_id); __swab64s(&cur->cur_endrec); tail = &cur->cur_tail; break; } case HSM_AGENT_REC: { struct llog_agent_req_rec *arr = (struct llog_agent_req_rec *)rec; __swab32s(&arr->arr_hai.hai_len); __swab32s(&arr->arr_hai.hai_action); lustre_swab_lu_fid(&arr->arr_hai.hai_fid); lustre_swab_lu_fid(&arr->arr_hai.hai_dfid); __swab64s(&arr->arr_hai.hai_cookie); __swab64s(&arr->arr_hai.hai_extent.offset); __swab64s(&arr->arr_hai.hai_extent.length); __swab64s(&arr->arr_hai.hai_gid); /* no swabing for opaque data */ /* hai_data[0]; */ break; } case MDS_SETATTR64_REC: { struct llog_setattr64_rec *lsr = (struct llog_setattr64_rec *)rec; lustre_swab_ost_id(&lsr->lsr_oi); __swab32s(&lsr->lsr_uid); __swab32s(&lsr->lsr_uid_h); __swab32s(&lsr->lsr_gid); __swab32s(&lsr->lsr_gid_h); tail = &lsr->lsr_tail; break; } case OBD_CFG_REC: /* these are swabbed as they are consumed */ break; case LLOG_HDR_MAGIC: { struct llog_log_hdr *llh = (struct llog_log_hdr *)rec; __swab64s(&llh->llh_timestamp); __swab32s(&llh->llh_count); __swab32s(&llh->llh_bitmap_offset); __swab32s(&llh->llh_flags); __swab32s(&llh->llh_size); __swab32s(&llh->llh_cat_idx); tail = &llh->llh_tail; break; } case LLOG_LOGID_MAGIC: { struct llog_logid_rec *lid = (struct llog_logid_rec *)rec; lustre_swab_llog_id(&lid->lid_id); tail = &lid->lid_tail; break; } case LLOG_GEN_REC: { struct llog_gen_rec *lgr = (struct llog_gen_rec *)rec; __swab64s(&lgr->lgr_gen.mnt_cnt); __swab64s(&lgr->lgr_gen.conn_cnt); tail = &lgr->lgr_tail; break; } case LLOG_PAD_MAGIC: break; default: CERROR("Unknown llog rec type %#x swabbing rec %p\n", rec->lrh_type, rec); } if (tail) { __swab32s(&tail->lrt_len); __swab32s(&tail->lrt_index); } }
void lustre_swab_llog_rec(struct llog_rec_hdr *rec) { struct llog_rec_tail *tail = NULL; __swab32s(&rec->lrh_len); __swab32s(&rec->lrh_index); __swab32s(&rec->lrh_type); __swab32s(&rec->lrh_id); switch (rec->lrh_type) { case OST_SZ_REC: { struct llog_size_change_rec *lsc = (struct llog_size_change_rec *)rec; lustre_swab_ll_fid(&lsc->lsc_fid); __swab32s(&lsc->lsc_ioepoch); tail = &lsc->lsc_tail; break; } case MDS_UNLINK_REC: { struct llog_unlink_rec *lur = (struct llog_unlink_rec *)rec; __swab64s(&lur->lur_oid); __swab32s(&lur->lur_oseq); __swab32s(&lur->lur_count); tail = &lur->lur_tail; break; } case MDS_UNLINK64_REC: { struct llog_unlink64_rec *lur = (struct llog_unlink64_rec *)rec; lustre_swab_lu_fid(&lur->lur_fid); __swab32s(&lur->lur_count); tail = &lur->lur_tail; break; } case CHANGELOG_REC: { struct llog_changelog_rec *cr = (struct llog_changelog_rec *)rec; __swab16s(&cr->cr.cr_namelen); __swab16s(&cr->cr.cr_flags); __swab32s(&cr->cr.cr_type); __swab64s(&cr->cr.cr_index); __swab64s(&cr->cr.cr_prev); __swab64s(&cr->cr.cr_time); lustre_swab_lu_fid(&cr->cr.cr_tfid); lustre_swab_lu_fid(&cr->cr.cr_pfid); if (cr->cr.cr_flags & CLF_RENAME) { struct changelog_ext_rename *rnm = changelog_rec_rename(&cr->cr); lustre_swab_lu_fid(&rnm->cr_sfid); lustre_swab_lu_fid(&rnm->cr_spfid); } /* Because the tail follows a variable-length structure we need * to compute its location at runtime */ tail = (struct llog_rec_tail *)((char *)&cr->cr + changelog_rec_size(&cr->cr) + cr->cr.cr_namelen); break; } case CHANGELOG_USER_REC: { struct llog_changelog_user_rec *cur = (struct llog_changelog_user_rec*)rec; __swab32s(&cur->cur_id); __swab64s(&cur->cur_endrec); tail = &cur->cur_tail; break; } case HSM_AGENT_REC: { struct llog_agent_req_rec *arr = (struct llog_agent_req_rec *)rec; __swab32s(&arr->arr_hai.hai_len); __swab32s(&arr->arr_hai.hai_action); lustre_swab_lu_fid(&arr->arr_hai.hai_fid); lustre_swab_lu_fid(&arr->arr_hai.hai_dfid); __swab64s(&arr->arr_hai.hai_cookie); __swab64s(&arr->arr_hai.hai_extent.offset); __swab64s(&arr->arr_hai.hai_extent.length); __swab64s(&arr->arr_hai.hai_gid); /* no swabing for opaque data */ /* hai_data[0]; */ break; } case MDS_SETATTR64_REC: { struct llog_setattr64_rec *lsr = (struct llog_setattr64_rec *)rec; lustre_swab_ost_id(&lsr->lsr_oi); __swab32s(&lsr->lsr_uid); __swab32s(&lsr->lsr_uid_h); __swab32s(&lsr->lsr_gid); __swab32s(&lsr->lsr_gid_h); __swab64s(&lsr->lsr_valid); tail = &lsr->lsr_tail; break; } case OBD_CFG_REC: /* these are swabbed as they are consumed */ break; case LLOG_HDR_MAGIC: { struct llog_log_hdr *llh = (struct llog_log_hdr *)rec; __swab64s(&llh->llh_timestamp); __swab32s(&llh->llh_count); __swab32s(&llh->llh_bitmap_offset); __swab32s(&llh->llh_flags); __swab32s(&llh->llh_size); __swab32s(&llh->llh_cat_idx); tail = LLOG_HDR_TAIL(llh); break; } case LLOG_LOGID_MAGIC: { struct llog_logid_rec *lid = (struct llog_logid_rec *)rec; lustre_swab_llog_id(&lid->lid_id); tail = &lid->lid_tail; break; } case LLOG_GEN_REC: { struct llog_gen_rec *lgr = (struct llog_gen_rec *)rec; __swab64s(&lgr->lgr_gen.mnt_cnt); __swab64s(&lgr->lgr_gen.conn_cnt); tail = &lgr->lgr_tail; break; } case LLOG_PAD_MAGIC: break; case UPDATE_REC: { struct llog_update_record *lur = (struct llog_update_record *)rec; struct update_records *record = &lur->lur_update_rec; __swab32s(&record->ur_flags); __swab64s(&record->ur_batchid); __swab64s(&record->ur_master_transno); __swab32s(&record->ur_param_count); __swab32s(&record->ur_update_count); lustre_swab_update_ops(&record->ur_ops, record->ur_update_count); /* Compute tail location. */ tail = (struct llog_rec_tail *)((char *)record + update_records_size(record)); break; } default: CERROR("Unknown llog rec type %#x swabbing rec %p\n", rec->lrh_type, rec); } if (tail) { __swab32s(&tail->lrt_len); __swab32s(&tail->lrt_index); } }