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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-26 13:41:48 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-26 13:41:48 -0800 |
commit | 580e3d552ddf06537c7f36d1bfab04761489db9c (patch) | |
tree | 7f1fd20ce34a024d3fc1b9096fca1441a20e2e42 /arch/x86/events/intel/uncore_snbep.c | |
parent | cd4b5d5d2777e8c167f022b46200f1c8504d1ef6 (diff) | |
parent | 4a31b424ac0656d1bb17520ee861144fe7a19664 (diff) |
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
"Misc fixes: two PMU driver fixes and a memory leak fix"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/core: Fix memory leak triggered by perf --namespace
perf/x86/intel/uncore: Add event constraint for BDX PCU
perf/x86/intel: Hide TSX events when RTM is not supported
Diffstat (limited to 'arch/x86/events/intel/uncore_snbep.c')
-rw-r--r-- | arch/x86/events/intel/uncore_snbep.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c index 95cb19f4e06f..f4e4168455a8 100644 --- a/arch/x86/events/intel/uncore_snbep.c +++ b/arch/x86/events/intel/uncore_snbep.c @@ -3035,11 +3035,19 @@ static struct intel_uncore_type *bdx_msr_uncores[] = { NULL, }; +/* Bit 7 'Use Occupancy' is not available for counter 0 on BDX */ +static struct event_constraint bdx_uncore_pcu_constraints[] = { + EVENT_CONSTRAINT(0x80, 0xe, 0x80), + EVENT_CONSTRAINT_END +}; + void bdx_uncore_cpu_init(void) { if (bdx_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) bdx_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; uncore_msr_uncores = bdx_msr_uncores; + + hswep_uncore_pcu.constraints = bdx_uncore_pcu_constraints; } static struct intel_uncore_type bdx_uncore_ha = { |