The wrapper function delayacct_add_tsk() already checked 'tsk->delays',
and __delayacct_add_tsk() has no another direct callers, so can remove
the redundancy checking code.
And the label 'done' is also useless, so remove it, too.
Signed-off-by: Chen Gang <gang.c...@asianux.com>
---
kernel/delayacct.c | 7 -------
1 files changed, 0 insertions(+), 7 deletions(-)
diff --git a/kernel/delayacct.c b/kernel/delayacct.c
index d473988..54996b7 100644
--- a/kernel/delayacct.c
+++ b/kernel/delayacct.c
@@ -108,12 +108,6 @@ int __delayacct_add_tsk(struct taskstats *d, struct
task_struct *tsk)
struct timespec ts;
cputime_t utime, stime, stimescaled, utimescaled;
- /* Though tsk->delays accessed later, early exit avoids
- * unnecessary returning of other data
- */
- if (!tsk->delays)
- goto done;
-
tmp = (s64)d->cpu_run_real_total;
task_cputime(tsk, &utime, &stime);
cputime_to_timespec(utime + stime, &ts);
@@ -158,7 +152,6 @@ int __delayacct_add_tsk(struct taskstats *d, struct
task_struct *tsk)
d->freepages_count += tsk->delays->freepages_count;
spin_unlock_irqrestore(&tsk->delays->lock, flags);
-done:
return 0;
}
--
1.7.7.6
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