linux-kernel - [PATCH] oom: add uid to "Killed process" message

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Message-Id: <1308564969-20888-1-git-send-email-fhrbata@redhat.com>
Date:	Mon, 20 Jun 2011 12:16:09 +0200
From:	Frantisek Hrbata <fhrbata@...hat.com>
To:	linux-mm@...ck.org
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Rientjes <rientjes@...gle.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Minchan Kim <minchan.kim@...il.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	CAI Qian <caiqian@...hat.com>, lwoodman@...hat.com
Subject: [PATCH] oom: add uid to "Killed process" message

Add user id to the oom killer's "Killed process" message, so the user of the
killed process can be identified.

Signed-off-by: Frantisek Hrbata <fhrbata@...hat.com>
---
 mm/oom_kill.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index e4b0991..249a15a 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -427,8 +427,9 @@ static int oom_kill_task(struct task_struct *p, struct mem_cgroup *mem)
 	/* mm cannot be safely dereferenced after task_unlock(p) */
 	mm = p->mm;
 
-	pr_err("Killed process %d (%s) total-vm:%lukB, anon-rss:%lukB, file-rss:%lukB\n",
-		task_pid_nr(p), p->comm, K(p->mm->total_vm),
+	pr_err("Killed process %d (%s) uid: %d, total-vm:%lukB, "
+		"anon-rss:%lukB, file-rss:%lukB\n",
+		task_pid_nr(p), p->comm, task_uid(p), K(p->mm->total_vm),
 		K(get_mm_counter(p->mm, MM_ANONPAGES)),
 		K(get_mm_counter(p->mm, MM_FILEPAGES)));
 	task_unlock(p);
-- 
1.7.4.4

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