linux-kernel - [PATCH -next] debugobjects: Convert to DEFINE_SHOW

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Date:   Thu, 16 Jul 2020 16:47:47 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marco Elver <elver@...gle.com>, Qian Cai <cai@....pw>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] debugobjects: Convert to DEFINE_SHOW_ATTRIBUTE

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Qinglang Miao <miaoqinglang@...wei.com>
---
 lib/debugobjects.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 5d2bbfc55..916a5c492 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -1023,17 +1023,7 @@ static int debug_stats_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static int debug_stats_open(struct inode *inode, struct file *filp)
-{
-	return single_open(filp, debug_stats_show, NULL);
-}
-
-static const struct file_operations debug_stats_fops = {
-	.open		= debug_stats_open,
-	.read_iter		= seq_read_iter,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(debug_stats);
 
 static int __init debug_objects_init_debugfs(void)
 {
-- 
2.17.1