From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-f72.google.com (mail-oi0-f72.google.com [209.85.218.72]) by kanga.kvack.org (Postfix) with ESMTP id E0BDF6B0003 for ; Sun, 1 Jul 2018 12:09:54 -0400 (EDT) Received: by mail-oi0-f72.google.com with SMTP id b2-v6so10611388oib.14 for ; Sun, 01 Jul 2018 09:09:54 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id w5-v6si5011049oth.377.2018.07.01.09.09.53 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 01 Jul 2018 09:09:53 -0700 (PDT) From: Rodrigo Freire Subject: [PATCH] mm: be more informative in OOM task list Date: Sun, 1 Jul 2018 13:09:40 -0300 Message-Id: <7de14c6cac4a486c04149f37948e3a76028f3fa5.1530461087.git.rfreire@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org The default page memory unit of OOM task dump events might not be intuitive for the non-initiated when debugging OOM events. Add a small printk prior to the task dump informing that the memory units are actually memory _pages_. Signed-off-by: Rodrigo Freire --- mm/oom_kill.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 84081e7..b4d9557 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -392,6 +392,7 @@ static void dump_tasks(struct mem_cgroup *memcg, const nodemask_t *nodemask) struct task_struct *p; struct task_struct *task; + pr_info("Tasks state (memory values in pages):\n"); pr_info("[ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name\n"); rcu_read_lock(); for_each_process(p) { -- 1.8.3.1