acct, time: Change indentation in __acct_update_integrals()

Change the indentation in __acct_update_integrals() to make the function
a little easier to read.

Suggested-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Frederic Weisbecker <fweisbec@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: clark@redhat.com
Cc: eric.dumazet@gmail.com
Cc: fweisbec@gmail.com
Cc: luto@amacapital.net
Link: http://lkml.kernel.org/r/1455152907-18495-3-git-send-email-riel@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/kernel/tsacct.c b/kernel/tsacct.c
index 460ee2b..d12e815 100644 (file)
--- a/kernel/tsacct.c
+++ b/kernel/tsacct.c
@@ -125,31 +125,32 @@ void xacct_add_tsk(struct taskstats *stats, struct task_struct *p)
 static void __acct_update_integrals(struct task_struct *tsk,
                                    cputime_t utime, cputime_t stime)
 {
-       if (likely(tsk->mm)) {
-               cputime_t time, dtime;
-               unsigned long flags;
-               u64 delta;
-
-               local_irq_save(flags);
-               time = stime + utime;
-               dtime = time - tsk->acct_timexpd;
-               /* Avoid division: cputime_t is often in nanoseconds already. */
-               delta = cputime_to_nsecs(dtime);
-
-               if (delta < TICK_NSEC)
-                       goto out;
-
-               tsk->acct_timexpd = time;
-               /*
-                * Divide by 1024 to avoid overflow, and to avoid division.
-                * The final unit reported to userspace is Mbyte-usecs,
-                * the rest of the math is done in xacct_add_tsk.
-                */
-               tsk->acct_rss_mem1 += delta * get_mm_rss(tsk->mm) >> 10;
-               tsk->acct_vm_mem1 += delta * tsk->mm->total_vm >> 10;
-       out:
-               local_irq_restore(flags);
-       }
+       cputime_t time, dtime;
+       unsigned long flags;
+       u64 delta;
+
+       if (!likely(tsk->mm))
+               return;
+
+       local_irq_save(flags);
+       time = stime + utime;
+       dtime = time - tsk->acct_timexpd;
+       /* Avoid division: cputime_t is often in nanoseconds already. */
+       delta = cputime_to_nsecs(dtime);
+
+       if (delta < TICK_NSEC)
+               goto out;
+
+       tsk->acct_timexpd = time;
+       /*
+        * Divide by 1024 to avoid overflow, and to avoid division.
+        * The final unit reported to userspace is Mbyte-usecs,
+        * the rest of the math is done in xacct_add_tsk.
+        */
+       tsk->acct_rss_mem1 += delta * get_mm_rss(tsk->mm) >> 10;
+       tsk->acct_vm_mem1 += delta * tsk->mm->total_vm >> 10;
+out:
+       local_irq_restore(flags);
 }
 
 /**