linux-kernel - [PATCH] proc/base: Make prompt shell start from new line after executing "cat /proc/$pid/wchan"

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Date:	Tue,  1 Mar 2016 22:11:26 +0800
From:	Minfei Huang <mnfhuang@...il.com>
To:	akpm@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, mhuang@...hat.com,
	Minfei Huang <mnfhuang@...il.com>
Subject: [PATCH] proc/base: Make prompt shell start from new line after executing "cat /proc/$pid/wchan"

It is not elegant that prompt shell does not start from new line after
executing "cat /proc/$pid/wchan". Make prompt shell start from new line.

Signed-off-by: Minfei Huang <mnfhuang@...il.com>
---
 fs/proc/base.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 4f764c2..0100ab4 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -434,7 +434,7 @@ static int proc_pid_wchan(struct seq_file *m, struct pid_namespace *ns,
 			&& !lookup_symbol_name(wchan, symname))
 		seq_printf(m, "%s", symname);
 	else
-		seq_putc(m, '0');
+		seq_puts(m, "0\n");
 
 	return 0;
 }
-- 
2.5.0