From be3d28a255c890fb28f5adf7a86586b5a6d3a73c Mon Sep 17 00:00:00 2001
From: Tom Marshall <tdm.code@gmail.com>
Date: Thu, 14 Nov 2019 18:37:28 +0100
Subject: [PATCH] Handle jiffies wrap

---
 dm-compress/lbd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dm-compress/lbd.c b/dm-compress/lbd.c
index d268a49..422da99 100644
--- a/dm-compress/lbd.c
+++ b/dm-compress/lbd.c
@@ -735,7 +735,7 @@ lbdcache_flush(struct work_struct* work)
         lbd = list_first_entry(&lc->flush_head, struct lbd, flush_list);
         mutex_lock(&lbd->reflock);
         BUG_ON(lbd->ref != 1);
-        if (lbd->flush_jiffies > now) {
+        if (time_after(lbd->flush_jiffies, now)) {
             mutex_unlock(&lbd->reflock);
             break;
         }