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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-18 13:52:44 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-18 13:52:44 -0700
commit936a0cd52aa5d024c583e36e2f21bf6ec2e527e4 (patch)
tree01cffc11361be7d671b71ba86463f6649b39d552 /tools/perf/bench/numa.c
parent36bf51acc89d113f101e40f40af4ab53fbf5b60a (diff)
parente26081808edadfd257c6c9d81014e3b25e9a6118 (diff)
Merge 4.1-rc4 into staging-next
We want the fixes in here for testing and merge issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 ebfa163b80b5..ba5efa4710b5 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);