* Re: [PATCH v1 05/40] x86/cpu: Remove unnecessary headers and reorder the rest
[not found] <20250304085152.51092-6-darwi@linutronix.de>
@ 2025-03-06 12:54 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-03-06 12:54 UTC (permalink / raw)
To: Ahmed S. Darwish; +Cc: llvm, oe-kbuild-all
Hi Ahmed,
kernel test robot noticed the following build errors:
[auto build test ERROR on 7eb172143d5508b4da468ed59ee857c6e5e01da6]
url: https://github.com/intel-lab-lkp/linux/commits/Ahmed-S-Darwish/x86-cacheinfo-Validate-cpuid-leaf-0x2-EDX-output/20250304-170332
base: 7eb172143d5508b4da468ed59ee857c6e5e01da6
patch link: https://lore.kernel.org/r/20250304085152.51092-6-darwi%40linutronix.de
patch subject: [PATCH v1 05/40] x86/cpu: Remove unnecessary headers and reorder the rest
config: i386-buildonly-randconfig-004-20250305 (https://download.01.org/0day-ci/archive/20250306/202503062003.flKq0dy6-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250306/202503062003.flKq0dy6-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503062003.flKq0dy6-lkp@intel.com/
All errors (new ones prefixed by >>):
>> arch/x86/kernel/cpu/intel.c:452:3: error: use of undeclared identifier 'movsl_mask'
452 | movsl_mask.mask = 7;
| ^
arch/x86/kernel/cpu/intel.c:455:3: error: use of undeclared identifier 'movsl_mask'
455 | movsl_mask.mask = 7;
| ^
2 errors generated.
vim +/movsl_mask +452 arch/x86/kernel/cpu/intel.c
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 400
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 401 /*
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 402 * SEP CPUID bug: Pentium Pro reports SEP but doesn't have it until
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 403 * model 3 mask 3
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 404 */
b399151cb48db3 arch/x86/kernel/cpu/intel.c Jia Zhang 2018-01-01 405 if ((c->x86<<8 | c->x86_model<<4 | c->x86_stepping) < 0x633)
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 406 clear_cpu_cap(c, X86_FEATURE_SEP);
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 407
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 408 /*
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 409 * PAE CPUID issue: many Pentium M report no PAE but may have a
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 410 * functionally usable PAE implementation.
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 411 * Forcefully enable PAE if kernel parameter "forcepae" is present.
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 412 */
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 413 if (forcepae) {
1b74dde7c47c19 arch/x86/kernel/cpu/intel.c Chen Yucong 2016-02-02 414 pr_warn("PAE forced!\n");
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 415 set_cpu_cap(c, X86_FEATURE_PAE);
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 416 add_taint(TAINT_CPU_OUT_OF_SPEC, LOCKDEP_NOW_UNRELIABLE);
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 417 }
69f2366c9456d0 arch/x86/kernel/cpu/intel.c Chris Bainbridge 2014-03-07 418
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 419 /*
f0133acc7d4835 arch/x86/kernel/cpu/intel.c Borislav Petkov 2016-05-08 420 * P4 Xeon erratum 037 workaround.
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 421 * Hardware prefetcher may cause stale data to be loaded into the cache.
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 422 */
b399151cb48db3 arch/x86/kernel/cpu/intel.c Jia Zhang 2018-01-01 423 if ((c->x86 == 15) && (c->x86_model == 1) && (c->x86_stepping == 1)) {
0b131be8d4125b arch/x86/kernel/cpu/intel.c H. Peter Anvin 2014-03-13 424 if (msr_set_bit(MSR_IA32_MISC_ENABLE,
f0133acc7d4835 arch/x86/kernel/cpu/intel.c Borislav Petkov 2016-05-08 425 MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE_BIT) > 0) {
c0a639ad0bc6b1 arch/x86/kernel/cpu/intel.c Borislav Petkov 2014-03-09 426 pr_info("CPU: C0 stepping P4 Xeon detected.\n");
f0133acc7d4835 arch/x86/kernel/cpu/intel.c Borislav Petkov 2016-05-08 427 pr_info("CPU: Disabling hardware prefetching (Erratum 037)\n");
^1da177e4c3f41 arch/i386/kernel/cpu/intel.c Linus Torvalds 2005-04-16 428 }
^1da177e4c3f41 arch/i386/kernel/cpu/intel.c Linus Torvalds 2005-04-16 429 }
^1da177e4c3f41 arch/i386/kernel/cpu/intel.c Linus Torvalds 2005-04-16 430
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 431 /*
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 432 * See if we have a good local APIC by checking for buggy Pentia,
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 433 * i.e. all B steppings and the C2 stepping of P54C when using their
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 434 * integrated APIC (see 11AP erratum in "Pentium Processor
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 435 * Specification Update").
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 436 */
93984fbd4e33cc arch/x86/kernel/cpu/intel.c Borislav Petkov 2016-04-04 437 if (boot_cpu_has(X86_FEATURE_APIC) && (c->x86<<8 | c->x86_model<<4) == 0x520 &&
b399151cb48db3 arch/x86/kernel/cpu/intel.c Jia Zhang 2018-01-01 438 (c->x86_stepping < 0x6 || c->x86_stepping == 0xb))
9b13a93df267af arch/x86/kernel/cpu/intel.c Borislav Petkov 2014-06-18 439 set_cpu_bug(c, X86_BUG_11AP);
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 440
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 441
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 442 #ifdef CONFIG_X86_INTEL_USERCOPY
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 443 /*
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 444 * Set up the preferred alignment for movsl bulk memory moves
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 445 */
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 446 switch (c->x86) {
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 447 case 4: /* 486: untested */
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 448 break;
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 449 case 5: /* Old Pentia: untested */
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 450 break;
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 451 case 6: /* PII/PIII only like movsl with 8-byte alignment */
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 @452 movsl_mask.mask = 7;
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 453 break;
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 454 case 15: /* P4 is OK down to 8-byte alignment */
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 455 movsl_mask.mask = 7;
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 456 break;
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 457 }
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 458 #endif
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 459
1f442d70c84aa7 arch/x86/kernel/cpu/intel.c Yinghai Lu 2009-03-07 460 intel_smp_check(c);
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 461 }
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 462 #else
148f9bb87745ed arch/x86/kernel/cpu/intel.c Paul Gortmaker 2013-06-18 463 static void intel_workarounds(struct cpuinfo_x86 *c)
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 464 {
4052704d92c317 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 465 }
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 466 #endif
185f3b9da24c09 arch/x86/kernel/cpu/intel.c Yinghai Lu 2008-09-09 467
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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