linux_dsm_epyc7002/arch/x86/kernel/cpu
Peter Zijlstra c93dc84cbe perf/x86: Add a microcode revision check for SNB-PEBS
Recent Intel microcode resolved the SNB-PEBS issues, so conditionally
enable PEBS on SNB hardware depending on the microcode revision.

Thanks to Stephane for figuring out the various microcode revisions.

Suggested-by: Stephane Eranian <eranian@google.com>
Acked-by: Borislav Petkov <borislav.petkov@amd.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/n/tip-v3672ziwh9damwqwh1uz3krm@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-07-05 21:55:57 +02:00
..
mcheck x86: mce: Add the dropped timer interval init back 2012-06-06 11:33:21 +02:00
mtrr x86, mtrr: Fix a type overflow in range_to_mtrr func 2012-05-30 14:37:00 -07:00
.gitignore Update .gitignore files for generated targets 2008-10-20 11:24:31 -07:00
amd.c x86, cpu: Rename checking_wrmsrl() to wrmsrl_safe() 2012-06-07 13:32:04 -07:00
bugs_64.c x86/cpu: Clean up various files a bit 2009-07-11 11:24:09 +02:00
bugs.c x86-32, fpu: Fix DNA exception during check_fpu() 2011-06-30 17:29:47 -07:00
centaur.c x86, centaur: Enable cx8 for VIA Eden too 2011-12-15 08:04:42 -08:00
common.c x86, cpu: Fix show_msr MSR accessing function 2012-06-07 11:41:28 -07:00
cpu.h x86, CPU: Drop superfluous get_cpu_cap() prototype 2011-12-09 08:00:53 +01:00
cyrix.c x86, cpu: mv display_cacheinfo -> cpu_detect_cache_sizes 2009-11-23 11:59:53 -08:00
hypervisor.c x86, hyper: Change hypervisor detection order 2011-07-08 16:22:29 -07:00
intel_cacheinfo.c x86/cache_info: Fix setup of l2/l3 ids 2012-05-07 15:27:37 +02:00
intel.c x86: Simplify code by removing a !SMP #ifdefs from 'struct cpuinfo_x86' 2011-12-21 09:25:09 +01:00
Makefile perf/x86: Add generic Intel uncore PMU support 2012-06-18 12:13:22 +02:00
match.c x86: Fix typo in MODULE_DEVICE_TABLE example: s/x86_cpu/x86cpu/ 2012-04-16 14:20:19 +02:00
mkcapflags.pl x86, cpufeature: Remove stray %s, add -w to mkcapflags.pl 2012-06-26 08:02:48 -07:00
mshyperv.c x86: Hyper-V: Integrate the clocksource with Hyper-V detection code 2011-09-08 10:33:59 +02:00
perf_event_amd_ibs.c perf/x86-ibs: Fix usage of IBS op current count 2012-05-09 15:23:17 +02:00
perf_event_amd.c perf/x86/amd: Unify AMD's generic and family 15h pmus 2012-07-05 21:19:41 +02:00
perf_event_intel_ds.c perf/x86: Rename Intel specific macros 2012-07-05 21:19:39 +02:00
perf_event_intel_lbr.c perf/x86: Add LBR software filter support for Intel CPUs 2012-03-05 14:55:42 +01:00
perf_event_intel_uncore.c perf/x86: Fix section mismatch in uncore_pci_init() 2012-06-25 10:32:21 +02:00
perf_event_intel_uncore.h perf/x86: Add Intel Nehalem and Sandy Bridge-EP uncore support 2012-06-18 12:13:23 +02:00
perf_event_intel.c perf/x86: Add a microcode revision check for SNB-PEBS 2012-07-05 21:55:57 +02:00
perf_event_p4.c perf/x86: Rename Intel specific macros 2012-07-05 21:19:39 +02:00
perf_event_p6.c x86, cpu: Rename checking_wrmsrl() to wrmsrl_safe() 2012-06-07 13:32:04 -07:00
perf_event.c perf/x86: Add a microcode revision check for SNB-PEBS 2012-07-05 21:55:57 +02:00
perf_event.h perf/x86: Add a microcode revision check for SNB-PEBS 2012-07-05 21:55:57 +02:00
perfctr-watchdog.c perf, x86: Add new AMD family 15h msrs to perfctr reservation code 2011-02-16 13:30:50 +01:00
powerflags.c x86: Report cpb and eff_freq_ro flags correctly 2011-12-15 08:14:49 +01:00
proc.c x86: Simplify code by removing a !SMP #ifdefs from 'struct cpuinfo_x86' 2011-12-21 09:25:09 +01:00
rdrand.c x86, random: Verify RDRAND functionality and allow it to be disabled 2011-07-31 14:02:19 -07:00
scattered.c x86, cpufeature: Rename X86_FEATURE_DTS to X86_FEATURE_DTHERM 2012-06-25 09:01:15 -07:00
sched.c sched: x86: Name old_perf in a unique way 2009-09-16 11:21:07 +02:00
topology.c x86, cpu: Split addon_cpuid_features.c 2010-07-19 19:02:41 -07:00
transmeta.c x86, cpu: mv display_cacheinfo -> cpu_detect_cache_sizes 2009-11-23 11:59:53 -08:00
umc.c x86: move various CPU initialization objects into .cpuinit.rodata 2009-03-12 13:13:07 +01:00
vmware.c x86: Fix common misspellings 2011-03-18 10:39:30 +01:00