/* ARGSUSED */ static int dsl_scan_zil_block(zilog_t *zilog, blkptr_t *bp, void *arg, uint64_t claim_txg) { zil_scan_arg_t *zsa = arg; dsl_pool_t *dp = zsa->zsa_dp; dsl_scan_t *scn = dp->dp_scan; zil_header_t *zh = zsa->zsa_zh; zbookmark_t zb; if (bp->blk_birth <= scn->scn_phys.scn_cur_min_txg) return (0); /* * One block ("stubby") can be allocated a long time ago; we * want to visit that one because it has been allocated * (on-disk) even if it hasn't been claimed (even though for * scrub there's nothing to do to it). */ if (claim_txg == 0 && bp->blk_birth >= spa_first_txg(dp->dp_spa)) return (0); SET_BOOKMARK(&zb, zh->zh_log.blk_cksum.zc_word[ZIL_ZC_OBJSET], ZB_ZIL_OBJECT, ZB_ZIL_LEVEL, bp->blk_cksum.zc_word[ZIL_ZC_SEQ]); VERIFY(0 == scan_funcs[scn->scn_phys.scn_func](dp, bp, &zb)); return (0); }
/* ARGSUSED */ static int print_log_block(zilog_t *zilog, blkptr_t *bp, void *arg, uint64_t claim_txg) { char blkbuf[BP_SPRINTF_LEN + 10]; int verbose = MAX(dump_opt['d'], dump_opt['i']); char *claim; if (verbose <= 3) return (0); if (verbose >= 5) { (void) strcpy(blkbuf, ", "); snprintf_blkptr(blkbuf + strlen(blkbuf), sizeof (blkbuf) - strlen(blkbuf), bp); } else { blkbuf[0] = '\0'; } if (claim_txg != 0) claim = "already claimed"; else if (bp->blk_birth >= spa_first_txg(zilog->zl_spa)) claim = "will claim"; else claim = "won't claim"; (void) printf("\tBlock seqno %llu, %s%s\n", (u_longlong_t)bp->blk_cksum.zc_word[ZIL_ZC_SEQ], claim, blkbuf); return (0); }
static int traverse_zil_block(zilog_t *zilog, blkptr_t *bp, void *arg, uint64_t claim_txg) { traverse_data_t *td = arg; zbookmark_t zb; if (bp->blk_birth == 0) return (0); if (claim_txg == 0 && bp->blk_birth >= spa_first_txg(td->td_spa)) return (0); SET_BOOKMARK(&zb, td->td_objset, ZB_ZIL_OBJECT, ZB_ZIL_LEVEL, bp->blk_cksum.zc_word[ZIL_ZC_SEQ]); (void) td->td_func(td->td_spa, zilog, bp, NULL, &zb, NULL, td->td_arg); return (0); }
/* ARGSUSED */ static void zil_prt_rec_write(zilog_t *zilog, int txtype, lr_write_t *lr) { char *data, *dlimit; blkptr_t *bp = &lr->lr_blkptr; zbookmark_phys_t zb; char buf[SPA_MAXBLOCKSIZE]; int verbose = MAX(dump_opt['d'], dump_opt['i']); int error; (void) printf("%sfoid %llu, offset %llx, length %llx\n", prefix, (u_longlong_t)lr->lr_foid, (u_longlong_t)lr->lr_offset, (u_longlong_t)lr->lr_length); if (txtype == TX_WRITE2 || verbose < 5) return; if (lr->lr_common.lrc_reclen == sizeof (lr_write_t)) { (void) printf("%shas blkptr, %s\n", prefix, !BP_IS_HOLE(bp) && bp->blk_birth >= spa_first_txg(zilog->zl_spa) ? "will claim" : "won't claim"); print_log_bp(bp, prefix); if (BP_IS_HOLE(bp)) { (void) printf("\t\t\tLSIZE 0x%llx\n", (u_longlong_t)BP_GET_LSIZE(bp)); bzero(buf, sizeof (buf)); (void) printf("%s<hole>\n", prefix); return; } if (bp->blk_birth < zilog->zl_header->zh_claim_txg) { (void) printf("%s<block already committed>\n", prefix); return; } SET_BOOKMARK(&zb, dmu_objset_id(zilog->zl_os), lr->lr_foid, ZB_ZIL_LEVEL, lr->lr_offset / BP_GET_LSIZE(bp)); error = zio_wait(zio_read(NULL, zilog->zl_spa, bp, buf, BP_GET_LSIZE(bp), NULL, NULL, ZIO_PRIORITY_SYNC_READ, ZIO_FLAG_CANFAIL, &zb)); if (error) return; data = buf; } else { data = (char *)(lr + 1); } dlimit = data + MIN(lr->lr_length, (verbose < 6 ? 20 : SPA_MAXBLOCKSIZE)); (void) printf("%s", prefix); while (data < dlimit) { if (isprint(*data)) (void) printf("%c ", *data); else (void) printf("%2hhX", *data); data++; } (void) printf("\n"); }