diff options
| author | Tony Luck <tony.luck@intel.com> | 2017-07-25 14:14:45 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-08-01 22:41:28 +0200 |
| commit | 9f52425ba303d91c8370719e91d7e578bfdf309f (patch) | |
| tree | cfd5e19f66e8da55111ce8b390a5beac2d7924a7 /arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c | |
| parent | 895c663ecef16c8138e20a7d5c052e0fcc400241 (diff) | |
x86/intel_rdt/mbm: Basic counting of MBM events (total and local)
Check CPUID bits for whether each of the MBM events is supported.
Allocate space for each RMID for each counter in each domain to save
previous MSR counter value and running total of data.
Create files in each of the monitor directories.
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Vikas Shivappa <vikas.shivappa@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: ravi.v.shankar@intel.com
Cc: fenghua.yu@intel.com
Cc: peterz@infradead.org
Cc: eranian@google.com
Cc: vikas.shivappa@intel.com
Cc: ak@linux.intel.com
Cc: davidcc@google.com
Cc: reinette.chatre@intel.com
Link: http://lkml.kernel.org/r/1501017287-28083-27-git-send-email-vikas.shivappa@linux.intel.com
Diffstat (limited to 'arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c')
| -rw-r--r-- | arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c b/arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c index f44e77dc568b..cf8e2c776440 100644 --- a/arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c +++ b/arch/x86/kernel/cpu/intel_rdt_ctrlmondata.c @@ -294,6 +294,7 @@ void mon_event_read(struct rmid_read *rr, struct rdt_domain *d, */ rr->rgrp = rdtgrp; rr->evtid = evtid; + rr->d = d; rr->val = 0; smp_call_function_any(&d->cpu_mask, mon_event_count, rr, 1); |