diff options
| -rw-r--r-- | kernel/trace/trace_sched_switch.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c index 518dfc74347a..c46d584ded3b 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -247,6 +247,8 @@ int trace_save_cmdline(struct task_struct *tsk) if (!tsk->pid) return 1; + BUILD_BUG_ON(!is_power_of_2(PID_MAX_DEFAULT)); + tpid = tsk->pid & (PID_MAX_DEFAULT - 1); /* |