All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH] fs/proc: do_task_stat: use __for_each_thread()
@ 2023-09-09 16:45 Oleg Nesterov
  0 siblings, 0 replies; only message in thread
From: Oleg Nesterov @ 2023-09-09 16:45 UTC (permalink / raw)
  To: Andrew Morton; +Cc: Eric W. Biederman, linux-kernel

do/while_each_thread should be avoided when possible.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---
 fs/proc/array.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/fs/proc/array.c b/fs/proc/array.c
index 2c2efbe685d8..ff08a8957552 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -536,12 +536,13 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
 
 		/* add up live thread stats at the group level */
 		if (whole) {
-			struct task_struct *t = task;
-			do {
+			struct task_struct *t;
+
+			__for_each_thread(sig, t) {
 				min_flt += t->min_flt;
 				maj_flt += t->maj_flt;
 				gtime += task_gtime(t);
-			} while_each_thread(task, t);
+			}
 
 			min_flt += sig->min_flt;
 			maj_flt += sig->maj_flt;
-- 
2.25.1.362.g51ebf55



^ permalink raw reply related	[flat|nested] only message in thread

only message in thread, other threads:[~2023-09-09 16:46 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-09-09 16:45 [PATCH] fs/proc: do_task_stat: use __for_each_thread() Oleg Nesterov

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.