From: Yangtao Li <tiny.windzz@gmail.com>
To: rjw@rjwysocki.net, len.brown@intel.com, pavel@ucw.cz
Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH] PM / sleep: convert to DEFINE_SHOW_ATTRIBUTE
Date: Tue, 11 Dec 2018 11:20:48 -0500 [thread overview]
Message-ID: <20181211162048.21906-1-tiny.windzz@gmail.com> (raw)
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
kernel/power/main.c | 15 ++-------------
1 file changed, 2 insertions(+), 13 deletions(-)
diff --git a/kernel/power/main.c b/kernel/power/main.c
index 35b50823d83b..98e76cad128b 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -318,23 +318,12 @@ static int suspend_stats_show(struct seq_file *s, void *unused)
return 0;
}
-
-static int suspend_stats_open(struct inode *inode, struct file *file)
-{
- return single_open(file, suspend_stats_show, NULL);
-}
-
-static const struct file_operations suspend_stats_operations = {
- .open = suspend_stats_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(suspend_stats);
static int __init pm_debugfs_init(void)
{
debugfs_create_file("suspend_stats", S_IFREG | S_IRUGO,
- NULL, NULL, &suspend_stats_operations);
+ NULL, NULL, &suspend_stats_fops);
return 0;
}
--
2.17.0
next reply other threads:[~2018-12-11 16:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-11 16:20 Yangtao Li [this message]
2018-12-11 17:42 ` [PATCH] PM / sleep: convert to DEFINE_SHOW_ATTRIBUTE Pavel Machek
2018-12-17 11:42 ` Rafael J. Wysocki
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