tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.14 head: 8f2a6784b462f026ff627cc3d58ffd9310c4d9e5 commit: d05f1e1c98a8d866bbc252dc69e236890a87a122 [29993/30000] CHROMIUM: Merge 'v4.14.184' into chromeos-4.14 config: arm64-chromiumos-qualcomm-customedconfig-chrome-os:chromeos-4.14:8f2a6784b462f026ff627cc3d58ffd9310c4d9e5 (attached as .config) compiler: aarch64-linux-gcc (GCC) 7.5.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d05f1e1c98a8d866bbc252dc69e236890a87a122 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): drivers/base/cpu.c: In function '__cpu_device_create': drivers/base/cpu.c:420:2: error: function '__cpu_device_create' might be a candidate for 'gnu_printf' format attribute [-Werror=suggest-attribute=format] retval = kobject_set_name_vargs(&dev->kobj, fmt, args); ^~~~~~ drivers/base/cpu.c: At top level: ssize_t __weak cpu_show_srbds(struct device *dev, ^~~~~~~~~~~~~~ cc1: all warnings being treated as errors git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git remote update chrome-os git checkout d05f1e1c98a8d866bbc252dc69e236890a87a122 vim +/cpu_show_srbds +556 drivers/base/cpu.c 3d52943b3a5149 Sudeep Holla 2014-09-30 398 3d52943b3a5149 Sudeep Holla 2014-09-30 399 static struct device * 3d52943b3a5149 Sudeep Holla 2014-09-30 400 __cpu_device_create(struct device *parent, void *drvdata, 3d52943b3a5149 Sudeep Holla 2014-09-30 401 const struct attribute_group **groups, 3d52943b3a5149 Sudeep Holla 2014-09-30 402 const char *fmt, va_list args) 3d52943b3a5149 Sudeep Holla 2014-09-30 403 { 3d52943b3a5149 Sudeep Holla 2014-09-30 404 struct device *dev = NULL; 3d52943b3a5149 Sudeep Holla 2014-09-30 405 int retval = -ENODEV; 3d52943b3a5149 Sudeep Holla 2014-09-30 406 3d52943b3a5149 Sudeep Holla 2014-09-30 407 dev = kzalloc(sizeof(*dev), GFP_KERNEL); 3d52943b3a5149 Sudeep Holla 2014-09-30 408 if (!dev) { 3d52943b3a5149 Sudeep Holla 2014-09-30 409 retval = -ENOMEM; 3d52943b3a5149 Sudeep Holla 2014-09-30 410 goto error; 3d52943b3a5149 Sudeep Holla 2014-09-30 411 } 3d52943b3a5149 Sudeep Holla 2014-09-30 412 3d52943b3a5149 Sudeep Holla 2014-09-30 413 device_initialize(dev); 3d52943b3a5149 Sudeep Holla 2014-09-30 414 dev->parent = parent; 3d52943b3a5149 Sudeep Holla 2014-09-30 415 dev->groups = groups; 3d52943b3a5149 Sudeep Holla 2014-09-30 416 dev->release = device_create_release; 7fff20613e14f4 Sudeep Holla 2019-02-14 417 device_set_pm_not_required(dev); 3d52943b3a5149 Sudeep Holla 2014-09-30 418 dev_set_drvdata(dev, drvdata); 3d52943b3a5149 Sudeep Holla 2014-09-30 419 3d52943b3a5149 Sudeep Holla 2014-09-30 @420 retval = kobject_set_name_vargs(&dev->kobj, fmt, args); 3d52943b3a5149 Sudeep Holla 2014-09-30 421 if (retval) 3d52943b3a5149 Sudeep Holla 2014-09-30 422 goto error; 3d52943b3a5149 Sudeep Holla 2014-09-30 423 3d52943b3a5149 Sudeep Holla 2014-09-30 424 retval = device_add(dev); 3d52943b3a5149 Sudeep Holla 2014-09-30 425 if (retval) 3d52943b3a5149 Sudeep Holla 2014-09-30 426 goto error; 3d52943b3a5149 Sudeep Holla 2014-09-30 427 3d52943b3a5149 Sudeep Holla 2014-09-30 428 return dev; 3d52943b3a5149 Sudeep Holla 2014-09-30 429 3d52943b3a5149 Sudeep Holla 2014-09-30 430 error: 3d52943b3a5149 Sudeep Holla 2014-09-30 431 put_device(dev); 3d52943b3a5149 Sudeep Holla 2014-09-30 432 return ERR_PTR(retval); 3d52943b3a5149 Sudeep Holla 2014-09-30 433 } 3d52943b3a5149 Sudeep Holla 2014-09-30 434 3d52943b3a5149 Sudeep Holla 2014-09-30 435 struct device *cpu_device_create(struct device *parent, void *drvdata, 3d52943b3a5149 Sudeep Holla 2014-09-30 436 const struct attribute_group **groups, 3d52943b3a5149 Sudeep Holla 2014-09-30 437 const char *fmt, ...) 3d52943b3a5149 Sudeep Holla 2014-09-30 438 { 3d52943b3a5149 Sudeep Holla 2014-09-30 439 va_list vargs; 3d52943b3a5149 Sudeep Holla 2014-09-30 440 struct device *dev; 3d52943b3a5149 Sudeep Holla 2014-09-30 441 3d52943b3a5149 Sudeep Holla 2014-09-30 442 va_start(vargs, fmt); 3d52943b3a5149 Sudeep Holla 2014-09-30 443 dev = __cpu_device_create(parent, drvdata, groups, fmt, vargs); 3d52943b3a5149 Sudeep Holla 2014-09-30 444 va_end(vargs); 3d52943b3a5149 Sudeep Holla 2014-09-30 445 return dev; 3d52943b3a5149 Sudeep Holla 2014-09-30 446 } 3d52943b3a5149 Sudeep Holla 2014-09-30 447 EXPORT_SYMBOL_GPL(cpu_device_create); 3d52943b3a5149 Sudeep Holla 2014-09-30 448 2b9c1f03278ab7 Ard Biesheuvel 2014-02-08 449 #ifdef CONFIG_GENERIC_CPU_AUTOPROBE 67bad2fdb754db Ard Biesheuvel 2014-02-08 450 static DEVICE_ATTR(modalias, 0444, print_cpu_modalias, NULL); fad12ac8c8c259 Thomas Renninger 2012-01-26 451 #endif fad12ac8c8c259 Thomas Renninger 2012-01-26 452 8a25a2fd126c62 Kay Sievers 2011-12-21 453 static struct attribute *cpu_root_attrs[] = { 8a25a2fd126c62 Kay Sievers 2011-12-21 454 #ifdef CONFIG_ARCH_CPU_PROBE_RELEASE 8a25a2fd126c62 Kay Sievers 2011-12-21 455 &dev_attr_probe.attr, 8a25a2fd126c62 Kay Sievers 2011-12-21 456 &dev_attr_release.attr, 8a25a2fd126c62 Kay Sievers 2011-12-21 457 #endif 8a25a2fd126c62 Kay Sievers 2011-12-21 458 &cpu_attrs[0].attr.attr, 8a25a2fd126c62 Kay Sievers 2011-12-21 459 &cpu_attrs[1].attr.attr, 8a25a2fd126c62 Kay Sievers 2011-12-21 460 &cpu_attrs[2].attr.attr, 8a25a2fd126c62 Kay Sievers 2011-12-21 461 &dev_attr_kernel_max.attr, 8a25a2fd126c62 Kay Sievers 2011-12-21 462 &dev_attr_offline.attr, 59f30abe94bff5 Rik van Riel 2015-04-24 463 &dev_attr_isolated.attr, 6570a9a1ce3a1d Rik van Riel 2015-04-24 464 #ifdef CONFIG_NO_HZ_FULL 6570a9a1ce3a1d Rik van Riel 2015-04-24 465 &dev_attr_nohz_full.attr, 6570a9a1ce3a1d Rik van Riel 2015-04-24 466 #endif 2b9c1f03278ab7 Ard Biesheuvel 2014-02-08 467 #ifdef CONFIG_GENERIC_CPU_AUTOPROBE fad12ac8c8c259 Thomas Renninger 2012-01-26 468 &dev_attr_modalias.attr, fad12ac8c8c259 Thomas Renninger 2012-01-26 469 #endif 8a25a2fd126c62 Kay Sievers 2011-12-21 470 NULL 8a25a2fd126c62 Kay Sievers 2011-12-21 471 }; 8a25a2fd126c62 Kay Sievers 2011-12-21 472 8a25a2fd126c62 Kay Sievers 2011-12-21 473 static struct attribute_group cpu_root_attr_group = { 8a25a2fd126c62 Kay Sievers 2011-12-21 474 .attrs = cpu_root_attrs, 8a25a2fd126c62 Kay Sievers 2011-12-21 475 }; 8a25a2fd126c62 Kay Sievers 2011-12-21 476 8a25a2fd126c62 Kay Sievers 2011-12-21 477 static const struct attribute_group *cpu_root_attr_groups[] = { 8a25a2fd126c62 Kay Sievers 2011-12-21 478 &cpu_root_attr_group, 8a25a2fd126c62 Kay Sievers 2011-12-21 479 NULL, 8a25a2fd126c62 Kay Sievers 2011-12-21 480 }; ^1da177e4c3f41 Linus Torvalds 2005-04-16 481 2987557f52b97f Josh Triplett 2011-12-03 482 bool cpu_is_hotpluggable(unsigned cpu) 2987557f52b97f Josh Triplett 2011-12-03 483 { 7affca3537d743 Linus Torvalds 2012-01-07 484 struct device *dev = get_cpu_device(cpu); 7affca3537d743 Linus Torvalds 2012-01-07 485 return dev && container_of(dev, struct cpu, dev)->hotpluggable; 2987557f52b97f Josh Triplett 2011-12-03 486 } 2987557f52b97f Josh Triplett 2011-12-03 487 EXPORT_SYMBOL_GPL(cpu_is_hotpluggable); 2987557f52b97f Josh Triplett 2011-12-03 488 9f13a1fd452f11 Ben Hutchings 2012-01-10 489 #ifdef CONFIG_GENERIC_CPU_DEVICES 9f13a1fd452f11 Ben Hutchings 2012-01-10 490 static DEFINE_PER_CPU(struct cpu, cpu_devices); 9f13a1fd452f11 Ben Hutchings 2012-01-10 491 #endif 9f13a1fd452f11 Ben Hutchings 2012-01-10 492 9f13a1fd452f11 Ben Hutchings 2012-01-10 493 static void __init cpu_dev_register_generic(void) 9f13a1fd452f11 Ben Hutchings 2012-01-10 494 { 9f13a1fd452f11 Ben Hutchings 2012-01-10 495 #ifdef CONFIG_GENERIC_CPU_DEVICES 9f13a1fd452f11 Ben Hutchings 2012-01-10 496 int i; 9f13a1fd452f11 Ben Hutchings 2012-01-10 497 9f13a1fd452f11 Ben Hutchings 2012-01-10 498 for_each_possible_cpu(i) { 9f13a1fd452f11 Ben Hutchings 2012-01-10 499 if (register_cpu(&per_cpu(cpu_devices, i), i)) 9f13a1fd452f11 Ben Hutchings 2012-01-10 500 panic("Failed to register CPU device"); 9f13a1fd452f11 Ben Hutchings 2012-01-10 501 } 9f13a1fd452f11 Ben Hutchings 2012-01-10 502 #endif 9f13a1fd452f11 Ben Hutchings 2012-01-10 503 } 9f13a1fd452f11 Ben Hutchings 2012-01-10 504 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 505 #ifdef CONFIG_GENERIC_CPU_VULNERABILITIES 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 506 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 507 ssize_t __weak cpu_show_meltdown(struct device *dev, 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 508 struct device_attribute *attr, char *buf) 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 509 { 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 510 return sprintf(buf, "Not affected\n"); 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 511 } 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 512 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 513 ssize_t __weak cpu_show_spectre_v1(struct device *dev, 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 514 struct device_attribute *attr, char *buf) 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 515 { 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 516 return sprintf(buf, "Not affected\n"); 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 517 } 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 518 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 519 ssize_t __weak cpu_show_spectre_v2(struct device *dev, 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 520 struct device_attribute *attr, char *buf) 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 521 { 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 522 return sprintf(buf, "Not affected\n"); 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 523 } 5a3e4b399ebc99 Thomas Gleixner 2018-01-07 524 c6dc89dd04e3ad Konrad Rzeszutek Wilk 2018-04-25 525 ssize_t __weak cpu_show_spec_store_bypass(struct device *dev, c6dc89dd04e3ad Konrad Rzeszutek Wilk 2018-04-25 526 struct device_attribute *attr, char *buf) c6dc89dd04e3ad Konrad Rzeszutek Wilk 2018-04-25 527 { c6dc89dd04e3ad Konrad Rzeszutek Wilk 2018-04-25 528 return sprintf(buf, "Not affected\n"); c6dc89dd04e3ad Konrad Rzeszutek Wilk 2018-04-25 529 } c6dc89dd04e3ad Konrad Rzeszutek Wilk 2018-04-25 530 3d98de691c013e Andi Kleen 2018-06-13 531 ssize_t __weak cpu_show_l1tf(struct device *dev, 3d98de691c013e Andi Kleen 2018-06-13 532 struct device_attribute *attr, char *buf) 3d98de691c013e Andi Kleen 2018-06-13 533 { 3d98de691c013e Andi Kleen 2018-06-13 534 return sprintf(buf, "Not affected\n"); 3d98de691c013e Andi Kleen 2018-06-13 535 } 3d98de691c013e Andi Kleen 2018-06-13 536 644386d19f4beb Thomas Gleixner 2019-02-18 537 ssize_t __weak cpu_show_mds(struct device *dev, 644386d19f4beb Thomas Gleixner 2019-02-18 538 struct device_attribute *attr, char *buf) 644386d19f4beb Thomas Gleixner 2019-02-18 539 { 644386d19f4beb Thomas Gleixner 2019-02-18 540 return sprintf(buf, "Not affected\n"); 644386d19f4beb Thomas Gleixner 2019-02-18 541 } 644386d19f4beb Thomas Gleixner 2019-02-18 542 79373f485f7be0 Pawan Gupta 2019-10-23 543 ssize_t __weak cpu_show_tsx_async_abort(struct device *dev, 79373f485f7be0 Pawan Gupta 2019-10-23 544 struct device_attribute *attr, 79373f485f7be0 Pawan Gupta 2019-10-23 545 char *buf) 79373f485f7be0 Pawan Gupta 2019-10-23 546 { 79373f485f7be0 Pawan Gupta 2019-10-23 547 return sprintf(buf, "Not affected\n"); 79373f485f7be0 Pawan Gupta 2019-10-23 548 } 79373f485f7be0 Pawan Gupta 2019-10-23 549 56a0f3867c1bc4 Vineela Tummalapalli 2019-11-04 550 ssize_t __weak cpu_show_itlb_multihit(struct device *dev, 56a0f3867c1bc4 Vineela Tummalapalli 2019-11-04 551 struct device_attribute *attr, char *buf) 56a0f3867c1bc4 Vineela Tummalapalli 2019-11-04 552 { 56a0f3867c1bc4 Vineela Tummalapalli 2019-11-04 553 return sprintf(buf, "Not affected\n"); 56a0f3867c1bc4 Vineela Tummalapalli 2019-11-04 554 } 56a0f3867c1bc4 Vineela Tummalapalli 2019-11-04 555 9ecf57e4aaca71 Mark Gross 2020-04-16 @556 ssize_t __weak cpu_show_srbds(struct device *dev, 9ecf57e4aaca71 Mark Gross 2020-04-16 557 struct device_attribute *attr, char *buf) 9ecf57e4aaca71 Mark Gross 2020-04-16 558 { 9ecf57e4aaca71 Mark Gross 2020-04-16 559 return sprintf(buf, "Not affected\n"); 9ecf57e4aaca71 Mark Gross 2020-04-16 560 } 9ecf57e4aaca71 Mark Gross 2020-04-16 561 :::::: The code at line 556 was first introduced by commit :::::: 9ecf57e4aaca7197ab0f196e8a7b74d57e974ad9 x86/speculation: Add Special Register Buffer Data Sampling (SRBDS) mitigation :::::: TO: Mark Gross <mgross(a)linux.intel.com&gt; :::::: CC: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ kbuild mailing list -- kbuild(a)lists.01.org To unsubscribe send an email to kbuild-leave(a)lists.01.org