sched: Make task->real_start_time nanoseconds based

Simplify the only user of this data by removing the timespec
conversion.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: John Stultz <john.stultz@linaro.org>

1 files changed, 1 insertions, 6 deletions

diff --git a/fs/proc/array.c b/fs/proc/array.c
index 64db2bceac59..d7f9199217bb 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -473,13 +473,8 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
         priority = task_prio(task);
         nice = task_nice(task);
 
-        /* Temporary variable needed for gcc-2.96 */
-        /* convert timespec -> nsec*/
-        start_time =
-                (unsigned long long)task->real_start_time.tv_sec * NSEC_PER_SEC
-                                + task->real_start_time.tv_nsec;
         /* convert nsec -> ticks */
-        start_time = nsec_to_clock_t(start_time);
+        start_time = nsec_to_clock_t(task->real_start_time);
 
         seq_printf(m, "%d (%s) %c", pid_nr_ns(pid, ns), tcomm, state);
         seq_put_decimal_ll(m, ' ', ppid);