linux-kernel - [tip:timers/core] timekeeping: Convert to DEFINE_SHOW

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Date:   Tue, 11 Dec 2018 18:16:00 -0800
From:   tip-bot for Yangtao Li <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, tglx@...utronix.de,
        tiny.windzz@...il.com, mingo@...nel.org, hpa@...or.com
Subject: [tip:timers/core] timekeeping: Convert to DEFINE_SHOW_ATTRIBUTE

Commit-ID:  5b20c6fd6a60e182243da31c47f2ebff5b0e3d57
Gitweb:     https://git.kernel.org/tip/5b20c6fd6a60e182243da31c47f2ebff5b0e3d57
Author:     Yangtao Li <tiny.windzz@...il.com>
AuthorDate: Tue, 11 Dec 2018 11:37:44 -0500
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Tue, 11 Dec 2018 18:13:35 -0800

timekeeping: Convert to DEFINE_SHOW_ATTRIBUTE

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: john.stultz@...aro.org
Cc: sboyd@...nel.org
Link: https://lkml.kernel.org/r/20181211163744.22133-1-tiny.windzz@gmail.com

---
 kernel/time/timekeeping_debug.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/kernel/time/timekeeping_debug.c b/kernel/time/timekeeping_debug.c
index f811882cfd13..86489950d690 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)
 {