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authorDavid S. Miller <davem@davemloft.net>2017-06-15 17:31:37 +0200
committerDavid S. Miller <davem@davemloft.net>2017-06-15 17:59:32 +0200
commit0ddead90b223faae475f3296a50bf574b7f7c69a (patch)
treee729c7fcdc7e3697f7fae2f3028ed0d11931c425 /tools/perf/builtin-stat.c
parentrxrpc: Cache the congestion window setting (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff)
downloadlinux-0ddead90b223faae475f3296a50bf574b7f7c69a.tar.xz
linux-0ddead90b223faae475f3296a50bf574b7f7c69a.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
The conflicts were two cases of overlapping changes in batman-adv and the qed driver. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/perf/builtin-stat.c')
-rw-r--r--tools/perf/builtin-stat.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index a935b5023732..ad9324d1daf9 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1578,6 +1578,7 @@ static void print_header(int argc, const char **argv)
static void print_footer(void)
{
FILE *output = stat_config.output;
+ int n;
if (!null_run)
fprintf(output, "\n");
@@ -1590,7 +1591,9 @@ static void print_footer(void)
}
fprintf(output, "\n\n");
- if (print_free_counters_hint)
+ if (print_free_counters_hint &&
+ sysctl__read_int("kernel/nmi_watchdog", &n) >= 0 &&
+ n > 0)
fprintf(output,
"Some events weren't counted. Try disabling the NMI watchdog:\n"
" echo 0 > /proc/sys/kernel/nmi_watchdog\n"