[Devel] [PATCH vz7 v2 2/7] ub statd: small optimisations and clean ups
Stanislav Kinsburskiy
skinsbursky at odin.com
Thu Oct 1 06:38:22 PDT 2015
From: Stanislav Kinsburskiy <skinsbursky at parallels.com>
Signed-off-by: Stanislav Kinsburskiy <skinsbursky at parallels.com>
---
kernel/bc/statd.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/kernel/bc/statd.c b/kernel/bc/statd.c
index b0b58a4..97602da 100644
--- a/kernel/bc/statd.c
+++ b/kernel/bc/statd.c
@@ -441,18 +441,16 @@ static inline void do_notifies(void)
ubstat_save_statistics();
/* send signals */
read_lock(&tasklist_lock);
- while (!list_empty(&ubs_notify_list)) {
- notify = list_entry(ubs_notify_list.next,
- struct ub_stat_notify, list);
+ list_for_each_entry_safe(notify, tmp, &ubs_notify_list, list) {
task_send_sig(notify);
- list_del(¬ify->list);
- list_add(¬ify->list, ¬if_free_list);
+ list_move(¬ify->list, ¬if_free_list);
}
read_unlock(&tasklist_lock);
spin_unlock(&ubs_notify_lock);
list_for_each_entry_safe(notify, tmp, ¬if_free_list, list) {
put_task_struct(notify->task);
+ list_del(¬ify->list);
kfree(notify);
}
}
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