PM / sleep: convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/kernel/power/main.c b/kernel/power/main.c
index 35b5082..98e76ca 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;
}