From: Catalin Marinas Date: Wed, 28 Oct 2009 13:33:12 +0000 (+0000) Subject: kmemleak: Show the age of an unreferenced object X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=fefdd336b2a2f7617e0c8a0777c731d9ed6454ae;p=deliverable%2Flinux.git kmemleak: Show the age of an unreferenced object The jiffies shown for unreferenced objects isn't always meaningful to people debugging kernel memory leaks. This patch adds the age as well to the displayed information. Signed-off-by: Catalin Marinas --- diff --git a/mm/kmemleak.c b/mm/kmemleak.c index f06c0921e472..ce79d91eeef7 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -346,11 +346,13 @@ static void print_unreferenced(struct seq_file *seq, struct kmemleak_object *object) { int i; + unsigned int msecs_age = jiffies_to_msecs(jiffies - object->jiffies); seq_printf(seq, "unreferenced object 0x%08lx (size %zu):\n", object->pointer, object->size); - seq_printf(seq, " comm \"%s\", pid %d, jiffies %lu\n", - object->comm, object->pid, object->jiffies); + seq_printf(seq, " comm \"%s\", pid %d, jiffies %lu (age %d.%03ds)\n", + object->comm, object->pid, object->jiffies, + msecs_age / 1000, msecs_age % 1000); hex_dump_object(seq, object); seq_printf(seq, " backtrace:\n");