"diff" is unsigned so this doesn't sort the LRU list correctly.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
This was introduced in 6480bad916be "ext4: improve extent cache shrink
mechanism to avoid to burn CPU time"
diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index e0190f6..79e097d 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -880,7 +880,7 @@ static int ext4_inode_touch_time_cmp(void *priv, struct list_head *a,
struct list_head *b)
{
struct ext4_inode_info *eia, *eib;
- unsigned long diff;
+ long diff;
eia = list_entry(a, struct ext4_inode_info, i_es_lru);
eib = list_entry(b, struct ext4_inode_info, i_es_lru);
--
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