timekeeping: Convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: john.stultz@linaro.org
Cc: sboyd@kernel.org
Link: https://lkml.kernel.org/r/20181211163744.22133-1-tiny.windzz@gmail.com
diff --git a/kernel/time/timekeeping_debug.c b/kernel/time/timekeeping_debug.c
index f811882..8648995 100644
--- a/kernel/time/timekeeping_debug.c
+++ b/kernel/time/timekeeping_debug.c
@@ -19,7 +19,7 @@
static unsigned int sleep_time_bin[NUM_BINS] = {0};
-static int tk_debug_show_sleep_time(struct seq_file *s, void *data)
+static int tk_debug_sleep_time_show(struct seq_file *s, void *data)
{
unsigned int bin;
seq_puts(s, " time (secs) count\n");
@@ -33,18 +33,7 @@ static int tk_debug_show_sleep_time(struct seq_file *s, void *data)
}
return 0;
}
-
-static int tk_debug_sleep_time_open(struct inode *inode, struct file *file)
-{
- return single_open(file, tk_debug_show_sleep_time, NULL);
-}
-
-static const struct file_operations tk_debug_sleep_time_fops = {
- .open = tk_debug_sleep_time_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(tk_debug_sleep_time);
static int __init tk_debug_sleep_time_init(void)
{