linux-kernel - [PATCH] cgroup: Use lld instead of ld when printing pids controller events

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Date:	Tue, 21 Jun 2016 11:55:35 -0700
From:	Kenny Yu <kennyyu@...com>
To:	<tj@...nel.org>, <lizefan@...wei.com>, <hannes@...xchg.org>,
	<cyphar@...har.com>
CC:	<kennyyu@...com>, <cgroups@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <kernel-team@...com>
Subject: [PATCH] cgroup: Use lld instead of ld when printing pids controller events_limit

The `events_limit` variable needs to be formatted with %lld and not %ld.
This fixes the following warning discovered by kbuild test robot:

   kernel/cgroup_pids.c: In function 'pids_events_show':
   kernel/cgroup_pids.c:313:24: warning: format '%ld' expects argument of type
   'long int', but argument 3 has type 'long long int' [-Wformat=]
        seq_printf(sf, "max %ld\n", atomic64_read(&pids->events_limit));
                                   ^

Signed-off-by: Kenny Yu <kennyyu@...com>
---
 kernel/cgroup_pids.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/cgroup_pids.c b/kernel/cgroup_pids.c
index bd2490b..1777d03 100644
--- a/kernel/cgroup_pids.c
+++ b/kernel/cgroup_pids.c
@@ -310,7 +310,7 @@ static int pids_events_show(struct seq_file *sf, void *v)
 {
 	struct pids_cgroup *pids = css_pids(seq_css(sf));
 
-	seq_printf(sf, "max %ld\n", atomic64_read(&pids->events_limit));
+	seq_printf(sf, "max %lld\n", atomic64_read(&pids->events_limit));
 	return 0;
 }
 
-- 
2.8.0.rc2