vmscan: add task name to warn_scan_unevictable() messages
If we need to know a usecase, caller program name is critical important.
Show it.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
David Rientjes <rientjes@google.com>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3d571df..974162c 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3436,9 +3436,10 @@
static void warn_scan_unevictable_pages(void)
{
printk_once(KERN_WARNING
- "The scan_unevictable_pages sysctl/node-interface has been "
+ "%s: The scan_unevictable_pages sysctl/node-interface has been "
"disabled for lack of a legitimate use case. If you have "
- "one, please send an email to linux-mm@kvack.org.\n");
+ "one, please send an email to linux-mm@kvack.org.\n",
+ current->comm);
}
/*