linux-ext4 - [PATCH] ext4: use time_is_before_jiffies() instead of open coding it

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Message-Id: <1646018120-61462-1-git-send-email-wangqing@vivo.com>
Date:   Sun, 27 Feb 2022 19:15:20 -0800
From:   Qing Wang <wangqing@...o.com>
To:     "Theodore Ts'o" <tytso@....edu>,
        Andreas Dilger <adilger.kernel@...ger.ca>,
        linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Wang Qing <wangqing@...o.com>
Subject: [PATCH] ext4: use time_is_before_jiffies() instead of open coding it

From: Wang Qing <wangqing@...o.com>

Use the helper function time_is_{before,after}_jiffies() to improve
code readability.

Signed-off-by: Wang Qing <wangqing@...o.com>
---
 fs/ext4/resize.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index ee8f02f..4a80d9b
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -14,6 +14,7 @@
 
 #include <linux/errno.h>
 #include <linux/slab.h>
+#include <linux/jiffies.h>
 
 #include "ext4_jbd2.h"
 
@@ -2100,7 +2101,7 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count)
 	 */
 	while (ext4_setup_next_flex_gd(sb, flex_gd, n_blocks_count,
 					      flexbg_size)) {
-		if (jiffies - last_update_time > HZ * 10) {
+		if (time_is_before_jiffies(last_update_time + HZ * 10)) {
 			if (last_update_time)
 				ext4_msg(sb, KERN_INFO,
 					 "resized to %llu blocks",
-- 
2.7.4