[PATCH 4.19 31/32] cgroup, netclassid: remove double cond_resched

From: Greg Kroah-Hartman
Date: Fri May 08 2020 - 08:52:32 EST


From: Jiri Slaby <jslaby@xxxxxxx>

commit 526f3d96b8f83b1b13d73bd0b5c79cc2c487ec8e upstream.

Commit 018d26fcd12a ("cgroup, netclassid: periodically release file_lock
on classid") added a second cond_resched to write_classid indirectly by
update_classid_task. Remove the one in write_classid.

Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
Cc: Dmitry Yakunin <zeil@xxxxxxxxxxxxxx>
Cc: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxxxxxx>
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
net/core/netclassid_cgroup.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

--- a/net/core/netclassid_cgroup.c
+++ b/net/core/netclassid_cgroup.c
@@ -131,10 +131,8 @@ static int write_classid(struct cgroup_s
cs->classid = (u32)value;

css_task_iter_start(css, 0, &it);
- while ((p = css_task_iter_next(&it))) {
+ while ((p = css_task_iter_next(&it)))
update_classid_task(p, cs->classid);
- cond_resched();
- }
css_task_iter_end(&it);

return 0;