[PATCH] taskstats: cleanup do_exit() path
do_exit:
taskstats_exit_alloc()
...
taskstats_exit_send()
taskstats_exit_free()
I think this is not good, let it be a single function exported to the core
kernel, taskstats_exit(), which does alloc + send + free itself.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Jay Lan <jlan@engr.sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/kernel/exit.c b/kernel/exit.c
index 06de6c4..4e3f919 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -850,9 +850,7 @@
fastcall NORET_TYPE void do_exit(long code)
{
struct task_struct *tsk = current;
- struct taskstats *tidstats;
int group_dead;
- unsigned int mycpu;
profile_task_exit(tsk);
@@ -890,8 +888,6 @@
current->comm, current->pid,
preempt_count());
- taskstats_exit_alloc(&tidstats, &mycpu);
-
acct_update_integrals(tsk);
if (tsk->mm) {
update_hiwater_rss(tsk->mm);
@@ -911,8 +907,8 @@
#endif
if (unlikely(tsk->audit_context))
audit_free(tsk);
- taskstats_exit_send(tsk, tidstats, group_dead, mycpu);
- taskstats_exit_free(tidstats);
+
+ taskstats_exit(tsk, group_dead);
exit_mm(tsk);