Hi Nicholas, [auto build test ERROR on powerpc/next] [also build test ERROR on v4.10-rc8 next-20170216] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Nicholas-Piggin/POWER9-machine-check-handler/20170217-023423 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-allyesconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/kernel/mce_power.c: In function 'mce_get_derror_p9': >> arch/powerpc/kernel/mce_power.c:423:11: error: 'regs' undeclared (first use >> in this function) *addr = regs->nip; ^~~~ arch/powerpc/kernel/mce_power.c:423:11: note: each undeclared identifier is reported only once for each function it appears in arch/powerpc/kernel/mce_power.c: In function 'mce_get_ierror_p9': arch/powerpc/kernel/mce_power.c:484:10: error: 'regs' undeclared (first use in this function) *addr = regs->nip; ^~~~ arch/powerpc/kernel/mce_power.c: In function '__machine_check_early_realmode_p9': >> arch/powerpc/kernel/mce_power.c:555:13: error: too few arguments to function >> 'mce_handle_derror_p9' handled = mce_handle_derror_p9(regs); ^~~~~~~~~~~~~~~~~~~~ arch/powerpc/kernel/mce_power.c:376:12: note: declared here static int mce_handle_derror_p9(struct pt_regs *regs, uint64_t *addr, ^~~~~~~~~~~~~~~~~~~~ >> arch/powerpc/kernel/mce_power.c:558:13: error: too few arguments to function >> 'mce_handle_ierror_p9' handled = mce_handle_ierror_p9(regs); ^~~~~~~~~~~~~~~~~~~~ arch/powerpc/kernel/mce_power.c:398:12: note: declared here static int mce_handle_ierror_p9(struct pt_regs *regs, uint64_t *addr, ^~~~~~~~~~~~~~~~~~~~ arch/powerpc/kernel/mce_power.c:550:21: warning: unused variable 'initiator' [-Wunused-variable] enum MCE_Initiator initiator = MCE_INITIATOR_CPU; ^~~~~~~~~ arch/powerpc/kernel/mce_power.c:549:20: warning: unused variable 'severity' [-Wunused-variable] enum MCE_Severity severity = MCE_SEV_ERROR_SYNC; ^~~~~~~~ vim +/regs +423 arch/powerpc/kernel/mce_power.c 417 uint64_t *addr, uint64_t dsisr) 418 { 419 mce_err->severity = MCE_SEV_ERROR_SYNC; 420 mce_err->initiator = MCE_INITIATOR_CPU; 421 422 if (dsisr & P9_DSISR_MC_USER_TLBIE) > 423 *addr = regs->nip; 424 else 425 *addr = regs->dar; 426 427 if (dsisr & P9_DSISR_MC_UE) { 428 mce_err->error_type = MCE_ERROR_TYPE_UE; 429 mce_err->u.ue_error_type = MCE_UE_ERROR_LOAD_STORE; 430 } else if (dsisr & P9_DSISR_MC_UE_TABLEWALK) { 431 mce_err->error_type = MCE_ERROR_TYPE_UE; 432 mce_err->u.ue_error_type = MCE_UE_ERROR_PAGE_TABLE_WALK_LOAD_STORE; 433 } else if (dsisr & P9_DSISR_MC_LINK_LOAD_TIMEOUT) { 434 mce_err->error_type = MCE_ERROR_TYPE_LINK; 435 mce_err->u.link_error_type = MCE_LINK_ERROR_LOAD_TIMEOUT; 436 } else if (dsisr & P9_DSISR_MC_LINK_TABLEWALK_TIMEOUT) { 437 mce_err->error_type = MCE_ERROR_TYPE_LINK; 438 mce_err->u.link_error_type = MCE_LINK_ERROR_PAGE_TABLE_WALK_LOAD_STORE_TIMEOUT; 439 } else if (dsisr & P9_DSISR_MC_ERAT_MULTIHIT) { 440 mce_err->error_type = MCE_ERROR_TYPE_ERAT; 441 mce_err->u.erat_error_type = MCE_ERAT_ERROR_MULTIHIT; 442 } else if (dsisr & P9_DSISR_MC_TLB_MULTIHIT_MFTLB) { 443 mce_err->error_type = MCE_ERROR_TYPE_TLB; 444 mce_err->u.tlb_error_type = MCE_TLB_ERROR_MULTIHIT; 445 } else if (dsisr & P9_DSISR_MC_USER_TLBIE) { 446 mce_err->error_type = MCE_ERROR_TYPE_USER; 447 mce_err->u.user_error_type = MCE_USER_ERROR_TLBIE; 448 } else if (dsisr & P9_DSISR_MC_SLB_PARITY_MFSLB) { 449 mce_err->error_type = MCE_ERROR_TYPE_SLB; 450 mce_err->u.slb_error_type = MCE_SLB_ERROR_PARITY; 451 } else if (dsisr & P9_DSISR_MC_SLB_MULTIHIT_MFSLB) { 452 mce_err->error_type = MCE_ERROR_TYPE_SLB; 453 mce_err->u.slb_error_type = MCE_SLB_ERROR_MULTIHIT; 454 } else if (dsisr & P9_DSISR_MC_RA_LOAD) { 455 mce_err->error_type = MCE_ERROR_TYPE_RA; 456 mce_err->u.ra_error_type = MCE_RA_ERROR_LOAD; 457 } else if (dsisr & P9_DSISR_MC_RA_TABLEWALK) { 458 mce_err->error_type = MCE_ERROR_TYPE_RA; 459 mce_err->u.ra_error_type = MCE_RA_ERROR_PAGE_TABLE_WALK_LOAD_STORE; 460 } else if (dsisr & P9_DSISR_MC_RA_TABLEWALK_FOREIGN) { 461 mce_err->error_type = MCE_ERROR_TYPE_RA; 462 mce_err->u.ra_error_type = MCE_RA_ERROR_PAGE_TABLE_WALK_LOAD_STORE_FOREIGN; 463 } else if (dsisr & P9_DSISR_MC_RA_FOREIGN) { 464 mce_err->error_type = MCE_ERROR_TYPE_RA; 465 mce_err->u.ra_error_type = MCE_RA_ERROR_LOAD_STORE_FOREIGN; 466 } 467 } 468 469 static void mce_get_ierror_p9(struct mce_error_info *mce_err, 470 uint64_t *addr, uint64_t srr1) 471 { 472 switch (P9_SRR1_MC_IFETCH(srr1)) { 473 case P9_SRR1_MC_IFETCH_RA_ASYNC_STORE: 474 case P9_SRR1_MC_IFETCH_LINK_ASYNC_STORE_TIMEOUT: 475 mce_err->severity = MCE_SEV_FATAL; 476 break; 477 default: 478 mce_err->severity = MCE_SEV_ERROR_SYNC; 479 break; 480 } 481 482 mce_err->initiator = MCE_INITIATOR_CPU; 483 484 *addr = regs->nip; 485 486 switch (P9_SRR1_MC_IFETCH(srr1)) { 487 case P9_SRR1_MC_IFETCH_UE: 488 mce_err->error_type = MCE_ERROR_TYPE_UE; 489 mce_err->u.ue_error_type = MCE_UE_ERROR_IFETCH; 490 break; 491 case P9_SRR1_MC_IFETCH_SLB_PARITY: 492 mce_err->error_type = MCE_ERROR_TYPE_SLB; 493 mce_err->u.slb_error_type = MCE_SLB_ERROR_PARITY; 494 break; 495 case P9_SRR1_MC_IFETCH_SLB_MULTIHIT: 496 mce_err->error_type = MCE_ERROR_TYPE_SLB; 497 mce_err->u.slb_error_type = MCE_SLB_ERROR_MULTIHIT; 498 break; 499 case P9_SRR1_MC_IFETCH_ERAT_MULTIHIT: 500 mce_err->error_type = MCE_ERROR_TYPE_ERAT; 501 mce_err->u.erat_error_type = MCE_ERAT_ERROR_MULTIHIT; 502 break; 503 case P9_SRR1_MC_IFETCH_TLB_MULTIHIT: 504 mce_err->error_type = MCE_ERROR_TYPE_TLB; 505 mce_err->u.tlb_error_type = MCE_TLB_ERROR_MULTIHIT; 506 break; 507 case P9_SRR1_MC_IFETCH_UE_TLB_RELOAD: 508 mce_err->error_type = MCE_ERROR_TYPE_UE; 509 mce_err->u.ue_error_type = MCE_UE_ERROR_PAGE_TABLE_WALK_IFETCH; 510 break; 511 case P9_SRR1_MC_IFETCH_LINK_TIMEOUT: 512 mce_err->error_type = MCE_ERROR_TYPE_LINK; 513 mce_err->u.link_error_type = MCE_LINK_ERROR_IFETCH_TIMEOUT; 514 break; 515 case P9_SRR1_MC_IFETCH_LINK_TABLEWALK_TIMEOUT: 516 mce_err->error_type = MCE_ERROR_TYPE_LINK; 517 mce_err->u.link_error_type = MCE_LINK_ERROR_PAGE_TABLE_WALK_IFETCH_TIMEOUT; 518 break; 519 case P9_SRR1_MC_IFETCH_RA: 520 mce_err->error_type = MCE_ERROR_TYPE_RA; 521 mce_err->u.ra_error_type = MCE_RA_ERROR_IFETCH; 522 break; 523 case P9_SRR1_MC_IFETCH_RA_TABLEWALK: 524 mce_err->error_type = MCE_ERROR_TYPE_RA; 525 mce_err->u.ra_error_type = MCE_RA_ERROR_PAGE_TABLE_WALK_IFETCH; 526 break; 527 case P9_SRR1_MC_IFETCH_RA_ASYNC_STORE: 528 mce_err->error_type = MCE_ERROR_TYPE_RA; 529 mce_err->u.ra_error_type = MCE_RA_ERROR_STORE; 530 break; 531 case P9_SRR1_MC_IFETCH_LINK_ASYNC_STORE_TIMEOUT: 532 mce_err->error_type = MCE_ERROR_TYPE_LINK; 533 mce_err->u.link_error_type = MCE_LINK_ERROR_STORE_TIMEOUT; 534 break; 535 case P9_SRR1_MC_IFETCH_RA_TABLEWALK_FOREIGN: 536 mce_err->error_type = MCE_ERROR_TYPE_RA; 537 mce_err->u.ra_error_type = MCE_RA_ERROR_PAGE_TABLE_WALK_IFETCH_FOREIGN; 538 break; 539 default: 540 break; 541 } 542 } 543 544 long __machine_check_early_realmode_p9(struct pt_regs *regs) 545 { 546 uint64_t nip, addr; 547 long handled; 548 struct mce_error_info mce_error_info = { 0 }; 549 enum MCE_Severity severity = MCE_SEV_ERROR_SYNC; 550 enum MCE_Initiator initiator = MCE_INITIATOR_CPU; 551 552 nip = regs->nip; 553 554 if (P9_SRR1_MC_LOADSTORE(regs->msr)) { > 555 handled = mce_handle_derror_p9(regs); 556 mce_get_derror_p9(&mce_error_info, &addr, regs->dsisr); 557 } else { > 558 handled = mce_handle_ierror_p9(regs); 559 mce_get_ierror_p9(&mce_error_info, &addr, regs->msr); 560 } 561 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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