1. Line up the columns with headings. 2. Add units for min/max/sum columns. 3. add_exit_timing only count the exited types. For other types, the min value should be zero, instead of the init value (0xFFFFFFFF).
Signed-off-by: Olivia Yin <[email protected]> --- arch/powerpc/kvm/timing.c | 13 +++++++++---- 1 files changed, 9 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/kvm/timing.c b/arch/powerpc/kvm/timing.c index 07b6110..11a67db 100644 --- a/arch/powerpc/kvm/timing.c +++ b/arch/powerpc/kvm/timing.c @@ -144,13 +144,18 @@ static int kvmppc_exit_timing_show(struct seq_file *m, void *private) int i; u64 min, max, sum, sum_quad; - seq_printf(m, "%s", "type count min max sum sum_squared\n"); + seq_printf(m, "%s", "\ttype\t count\t min(ns)\t max(ns)\ + sum(ns)\t\t sum_squared\n"); for (i = 0; i < __NUMBER_OF_KVM_EXIT_TYPES; i++) { - min = vcpu->arch.timing_min_duration[i]; - do_div(min, tb_ticks_per_usec); + if (vcpu->arch.timing_count_type[i] != 0) { + min = vcpu->arch.timing_min_duration[i]; + do_div(min, tb_ticks_per_usec); + } else { + min = 0; + } max = vcpu->arch.timing_max_duration[i]; do_div(max, tb_ticks_per_usec); sum = vcpu->arch.timing_sum_duration[i]; @@ -158,7 +163,7 @@ static int kvmppc_exit_timing_show(struct seq_file *m, void *private) sum_quad = vcpu->arch.timing_sum_quad_duration[i]; do_div(sum_quad, tb_ticks_per_usec); - seq_printf(m, "%12s %10d %10lld %10lld %20lld %20lld\n", + seq_printf(m, "%12s %10d %10lld %10lld %15lld %20lld\n", kvm_exit_names[i], vcpu->arch.timing_count_type[i], min, -- 1.6.4 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
