* [ammarfaizi2-block:bp/bp/test 21/23] drivers/edac/ghes_edac.c:533: undefined reference to `mce_register_decode_chain'
@ 2022-04-03 17:22 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-04-03 17:22 UTC (permalink / raw)
To: Borislav Petkov; +Cc: kbuild-all, GNU/Weeb Mailing List, linux-kernel
tree: https://github.com/ammarfaizi2/linux-block bp/bp/test
head: aff0e90f2a981e0350187c8a931071d7f35df6e5
commit: ef3a8acde71eb676a92d9f3158d7f112061e2bf9 [21/23] ghes_edac: Convert MCE to its representation
config: x86_64-randconfig-m001 (https://download.01.org/0day-ci/archive/20220404/202204040142.nm9rQcco-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-19) 11.2.0
reproduce (this is a W=1 build):
# https://github.com/ammarfaizi2/linux-block/commit/ef3a8acde71eb676a92d9f3158d7f112061e2bf9
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block bp/bp/test
git checkout ef3a8acde71eb676a92d9f3158d7f112061e2bf9
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
vmlinux.o: warning: objtool: __do_fast_syscall_32()+0x1a: call to static_key_count.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_syscall_64()+0xc: call to static_key_count.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_int80_syscall_32()+0x1a: call to static_key_count.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: enter_from_user_mode()+0x18: call to __kcsan_check_access() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode()+0x1d: call to __kcsan_check_access() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare()+0x18: call to __kcsan_check_access() leaves .noinstr.text section
vmlinux.o: warning: objtool: exit_to_user_mode()+0x10: call to static_key_count.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_exit_to_user_mode()+0x29: call to static_key_count.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_enter_from_user_mode()+0x18: call to __kcsan_check_access() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_exit_to_user_mode()+0x17: call to static_key_count.constprop.0() leaves .noinstr.text section
ld: drivers/edac/ghes_edac.o: in function `ghes_edac_register':
>> drivers/edac/ghes_edac.c:533: undefined reference to `mce_register_decode_chain'
ld: drivers/edac/ghes_edac.o: in function `ghes_edac_unregister':
>> drivers/edac/ghes_edac.c:561: undefined reference to `mce_unregister_decode_chain'
vim +533 drivers/edac/ghes_edac.c
414
415 int ghes_edac_register(struct ghes *ghes, struct device *dev)
416 {
417 bool fake = false;
418 struct mem_ctl_info *mci;
419 struct ghes_pvt *pvt;
420 struct edac_mc_layer layers[1];
421 unsigned long flags;
422 int idx = -1;
423 int rc = 0;
424
425 if (IS_ENABLED(CONFIG_X86)) {
426 /* Check if safe to enable on this system */
427 idx = acpi_match_platform_list(plat_list);
428 if (!force_load && idx < 0)
429 return -ENODEV;
430 } else {
431 force_load = true;
432 idx = 0;
433 }
434
435 /* finish another registration/unregistration instance first */
436 mutex_lock(&ghes_reg_mutex);
437
438 /*
439 * We have only one logical memory controller to which all DIMMs belong.
440 */
441 if (refcount_inc_not_zero(&ghes_refcount))
442 goto unlock;
443
444 ghes_scan_system();
445
446 /* Check if we've got a bogus BIOS */
447 if (!ghes_hw.num_dimms) {
448 fake = true;
449 ghes_hw.num_dimms = 1;
450 }
451
452 layers[0].type = EDAC_MC_LAYER_ALL_MEM;
453 layers[0].size = ghes_hw.num_dimms;
454 layers[0].is_virt_csrow = true;
455
456 mci = edac_mc_alloc(0, ARRAY_SIZE(layers), layers, sizeof(struct ghes_pvt));
457 if (!mci) {
458 pr_info("Can't allocate memory for EDAC data\n");
459 rc = -ENOMEM;
460 goto unlock;
461 }
462
463 pvt = mci->pvt_info;
464 pvt->mci = mci;
465
466 mci->pdev = dev;
467 mci->mtype_cap = MEM_FLAG_EMPTY;
468 mci->edac_ctl_cap = EDAC_FLAG_NONE;
469 mci->edac_cap = EDAC_FLAG_NONE;
470 mci->mod_name = "ghes_edac.c";
471 mci->ctl_name = "ghes_edac";
472 mci->dev_name = "ghes";
473
474 if (fake) {
475 pr_info("This system has a very crappy BIOS: It doesn't even list the DIMMS.\n");
476 pr_info("Its SMBIOS info is wrong. It is doubtful that the error report would\n");
477 pr_info("work on such system. Use this driver with caution\n");
478 } else if (idx < 0) {
479 pr_info("This EDAC driver relies on BIOS to enumerate memory and get error reports.\n");
480 pr_info("Unfortunately, not all BIOSes reflect the memory layout correctly.\n");
481 pr_info("So, the end result of using this driver varies from vendor to vendor.\n");
482 pr_info("If you find incorrect reports, please contact your hardware vendor\n");
483 pr_info("to correct its BIOS.\n");
484 pr_info("This system has %d DIMM sockets.\n", ghes_hw.num_dimms);
485 }
486
487 if (!fake) {
488 struct dimm_info *src, *dst;
489 int i = 0;
490
491 mci_for_each_dimm(mci, dst) {
492 src = &ghes_hw.dimms[i];
493
494 dst->idx = src->idx;
495 dst->smbios_handle = src->smbios_handle;
496 dst->nr_pages = src->nr_pages;
497 dst->mtype = src->mtype;
498 dst->edac_mode = src->edac_mode;
499 dst->dtype = src->dtype;
500 dst->grain = src->grain;
501
502 /*
503 * If no src->label, preserve default label assigned
504 * from EDAC core.
505 */
506 if (strlen(src->label))
507 memcpy(dst->label, src->label, sizeof(src->label));
508
509 i++;
510 }
511
512 } else {
513 struct dimm_info *dimm = edac_get_dimm(mci, 0, 0, 0);
514
515 dimm->nr_pages = 1;
516 dimm->grain = 128;
517 dimm->mtype = MEM_UNKNOWN;
518 dimm->dtype = DEV_UNKNOWN;
519 dimm->edac_mode = EDAC_SECDED;
520 }
521
522 rc = edac_mc_add_mc(mci);
523 if (rc < 0) {
524 pr_info("Can't register with the EDAC core\n");
525 edac_mc_free(mci);
526 rc = -ENODEV;
527 goto unlock;
528 }
529
530 spin_lock_irqsave(&ghes_lock, flags);
531 ghes_pvt = pvt;
532
> 533 mce_register_decode_chain(&ghes_mce_dec_nb);
534
535 spin_unlock_irqrestore(&ghes_lock, flags);
536
537 /* only set on success */
538 refcount_set(&ghes_refcount, 1);
539
540 unlock:
541
542 /* Not needed anymore */
543 kfree(ghes_hw.dimms);
544 ghes_hw.dimms = NULL;
545
546 mutex_unlock(&ghes_reg_mutex);
547
548 return rc;
549 }
550
551 void ghes_edac_unregister(struct ghes *ghes)
552 {
553 struct mem_ctl_info *mci;
554 unsigned long flags;
555
556 if (!force_load)
557 return;
558
559 mutex_lock(&ghes_reg_mutex);
560
> 561 mce_unregister_decode_chain(&ghes_mce_dec_nb);
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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2022-04-03 17:22 [ammarfaizi2-block:bp/bp/test 21/23] drivers/edac/ghes_edac.c:533: undefined reference to `mce_register_decode_chain' kernel test robot
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