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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>
This commit is contained in:
Yangtao Li 2018-12-11 11:20:48 -05:00 committed by Rafael J. Wysocki
parent 40e020c129
commit 943a10f852
1 changed files with 2 additions and 13 deletions
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15
kernel/power/main.c
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@ -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;
}