NO_HZ feature can be enabled/disabled from bootargs if we have a string 'nohz=' followed by 'on' or 'off'. The default value of this variable is '1'. When 'on' is passed as bootarg, we don't have to overwrite this variable by '1'.
Also, an extra blank line is removed.
Signed-off-by: Viresh Kumar viresh.kumar@linaro.org --- kernel/time/tick-sched.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index e9f9f87..9cbba513 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -370,13 +370,10 @@ static int __init setup_tick_nohz(char *str) { if (!strcmp(str, "off")) tick_nohz_enabled = 0; - else if (!strcmp(str, "on")) - tick_nohz_enabled = 1; - else + else if (strcmp(str, "on")) return 0; return 1; } - __setup("nohz=", setup_tick_nohz);
/**