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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-05-14 22:31:23 (GMT)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-05-14 22:31:23 (GMT)
commit4de5167ee07f7a9b66d999e40f2c3193d1a08add (patch)
tree6458e3c033ace5f623046b92f90be9408db5deec /tools/perf/bench/numa.c
parentb9a5e5e18fbf223502c0b2264c15024e393da928 (diff)
parentff284f37fc0e6f3b51ede85c5944d571b640ac0f (diff)
downloadlinux-4de5167ee07f7a9b66d999e40f2c3193d1a08add.tar.xz
Merge branches 'acpi-init' and 'acpica'
* acpi-init: ACPI / init: Fix the ordering of acpi_reserve_resources() * acpica: Revert "ACPICA: Permanently set _REV to the value '2'."
Diffstat (limited to 'tools/perf/bench/numa.c')
-rw-r--r--tools/perf/bench/numa.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index ebfa163..ba5efa4 100644
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -180,7 +180,7 @@ static const struct option options[] = {
OPT_INTEGER('H', "thp" , &p0.thp, "MADV_NOHUGEPAGE < 0 < MADV_HUGEPAGE"),
OPT_BOOLEAN('c', "show_convergence", &p0.show_convergence, "show convergence details"),
OPT_BOOLEAN('m', "measure_convergence", &p0.measure_convergence, "measure convergence latency"),
- OPT_BOOLEAN('q', "quiet" , &p0.show_quiet, "bzero the initial allocations"),
+ OPT_BOOLEAN('q', "quiet" , &p0.show_quiet, "quiet mode"),
OPT_BOOLEAN('S', "serialize-startup", &p0.serialize_startup,"serialize thread startup"),
/* Special option string parsing callbacks: */
@@ -828,6 +828,9 @@ static int count_process_nodes(int process_nr)
td = g->threads + task_nr;
node = numa_node_of_cpu(td->curr_cpu);
+ if (node < 0) /* curr_cpu was likely still -1 */
+ return 0;
+
node_present[node] = 1;
}
@@ -882,6 +885,11 @@ static void calc_convergence_compression(int *strong)
for (p = 0; p < g->p.nr_proc; p++) {
unsigned int nodes = count_process_nodes(p);
+ if (!nodes) {
+ *strong = 0;
+ return;
+ }
+
nodes_min = min(nodes, nodes_min);
nodes_max = max(nodes, nodes_max);
}
@@ -1395,7 +1403,7 @@ static void print_res(const char *name, double val,
if (!name)
name = "main,";
- if (g->p.show_quiet)
+ if (!g->p.show_quiet)
printf(" %-30s %15.3f, %-15s %s\n", name, val, txt_unit, txt_short);
else
printf(" %14.3f %s\n", val, txt_long);