diff options
Diffstat (limited to 'kernel/sched.c')
-rw-r--r-- | kernel/sched.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 79893123325c..db5c26692dd5 100644 --- a/kernel/sched.c +++ b/kernel/sched.c | |||
@@ -6873,7 +6873,7 @@ SYSCALL_DEFINE2(sched_rr_get_interval, pid_t, pid, | |||
6873 | return -EINVAL; | 6873 | return -EINVAL; |
6874 | 6874 | ||
6875 | retval = -ESRCH; | 6875 | retval = -ESRCH; |
6876 | read_lock(&tasklist_lock); | 6876 | rcu_read_lock(); |
6877 | p = find_process_by_pid(pid); | 6877 | p = find_process_by_pid(pid); |
6878 | if (!p) | 6878 | if (!p) |
6879 | goto out_unlock; | 6879 | goto out_unlock; |
@@ -6886,13 +6886,13 @@ SYSCALL_DEFINE2(sched_rr_get_interval, pid_t, pid, | |||
6886 | time_slice = p->sched_class->get_rr_interval(rq, p); | 6886 | time_slice = p->sched_class->get_rr_interval(rq, p); |
6887 | task_rq_unlock(rq, &flags); | 6887 | task_rq_unlock(rq, &flags); |
6888 | 6888 | ||
6889 | read_unlock(&tasklist_lock); | 6889 | rcu_read_unlock(); |
6890 | jiffies_to_timespec(time_slice, &t); | 6890 | jiffies_to_timespec(time_slice, &t); |
6891 | retval = copy_to_user(interval, &t, sizeof(t)) ? -EFAULT : 0; | 6891 | retval = copy_to_user(interval, &t, sizeof(t)) ? -EFAULT : 0; |
6892 | return retval; | 6892 | return retval; |
6893 | 6893 | ||
6894 | out_unlock: | 6894 | out_unlock: |
6895 | read_unlock(&tasklist_lock); | 6895 | rcu_read_unlock(); |
6896 | return retval; | 6896 | return retval; |
6897 | } | 6897 | } |
6898 | 6898 | ||