linux-kernel - [PATCH v1] ceph: Convert to use jiffies macro

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Message-Id: <20240822063941.11635-1-chenyufan@vivo.com>
Date: Thu, 22 Aug 2024 14:39:41 +0800
From: Chen Yufan <chenyufan@...o.com>
To: Xiubo Li <xiubli@...hat.com>,
	Ilya Dryomov <idryomov@...il.com>,
	ceph-devel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: opensource.kernel@...o.com,
	Chen Yufan <chenyufan@...o.com>
Subject: [PATCH v1] ceph: Convert to use jiffies macro

Use time_after_eq macro instead of using
jiffies directly to handle wraparound.

Signed-off-by: Chen Yufan <chenyufan@...o.com>
---
 fs/ceph/caps.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 808c9c048..15c4aeb63 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -17,6 +17,7 @@
 #include "crypto.h"
 #include <linux/ceph/decode.h>
 #include <linux/ceph/messenger.h>
++#include <linux/jiffies.h
 
 /*
  * Capability management
@@ -4659,7 +4660,7 @@ unsigned long ceph_check_delayed_caps(struct ceph_mds_client *mdsc)
 		 * slowness doesn't block mdsc delayed work,
 		 * preventing send_renew_caps() from running.
 		 */
-		if (jiffies - loop_start >= 5 * HZ)
+		if (time_after_eq(jiffies, loop_start + 5 * HZ))
 			break;
 	}
 	spin_unlock(&mdsc->cap_delay_lock);
-- 
2.39.0