diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/kvm_host.h | 8 | ||||
| -rw-r--r-- | include/linux/kvm_types.h | 5 |
2 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 58a8ffee265e..e4d712e9f760 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1453,7 +1453,13 @@ struct _kvm_stats_desc { STATS_DESC_COUNTER(VCPU_GENERIC, halt_wakeup), \ STATS_DESC_TIME_NSEC(VCPU_GENERIC, halt_poll_success_ns), \ STATS_DESC_TIME_NSEC(VCPU_GENERIC, halt_poll_fail_ns), \ - STATS_DESC_TIME_NSEC(VCPU_GENERIC, halt_wait_ns) + STATS_DESC_TIME_NSEC(VCPU_GENERIC, halt_wait_ns), \ + STATS_DESC_LOGHIST_TIME_NSEC(VCPU_GENERIC, halt_poll_success_hist, \ + HALT_POLL_HIST_COUNT), \ + STATS_DESC_LOGHIST_TIME_NSEC(VCPU_GENERIC, halt_poll_fail_hist, \ + HALT_POLL_HIST_COUNT), \ + STATS_DESC_LOGHIST_TIME_NSEC(VCPU_GENERIC, halt_wait_hist, \ + HALT_POLL_HIST_COUNT) extern struct dentry *kvm_debugfs_dir; diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h index 291ef55125b2..de7fb5f364d8 100644 --- a/include/linux/kvm_types.h +++ b/include/linux/kvm_types.h @@ -76,6 +76,8 @@ struct kvm_mmu_memory_cache { }; #endif +#define HALT_POLL_HIST_COUNT 32 + struct kvm_vm_stat_generic { u64 remote_tlb_flush; }; @@ -88,6 +90,9 @@ struct kvm_vcpu_stat_generic { u64 halt_poll_success_ns; u64 halt_poll_fail_ns; u64 halt_wait_ns; + u64 halt_poll_success_hist[HALT_POLL_HIST_COUNT]; + u64 halt_poll_fail_hist[HALT_POLL_HIST_COUNT]; + u64 halt_wait_hist[HALT_POLL_HIST_COUNT]; }; #define KVM_STATS_NAME_SIZE 48 |