1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index f3e591c611de..900da4b243ad 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -1185,9 +1185,8 @@ out:
 
 static bool tx_credit_exceeded(struct xenvif *vif, unsigned size)
 {
-        unsigned long now = jiffies;
-        unsigned long next_credit =
-                vif->credit_timeout.expires +
+        u64 now = get_jiffies_64();
+        u64 next_credit = vif->credit_window_start +
                 msecs_to_jiffies(vif->credit_usec / 1000);
 
         /* Timer could already be pending in rare cases. */
@@ -1195,8 +1194,8 @@ static bool tx_credit_exceeded(struct xenvif *vif, unsigned size)
                 return true;
 
         /* Passed the point where we can replenish credit? */
-        if (time_after_eq(now, next_credit)) {
-                vif->credit_timeout.expires = now;
+        if (time_after_eq64(now, next_credit)) {
+                vif->credit_window_start = now;
                 tx_add_credit(vif);
         }
 
@@ -1208,6 +1207,7 @@ static bool tx_credit_exceeded(struct xenvif *vif, unsigned size)
                         tx_credit_callback;
                 mod_timer(&vif->credit_timeout,
                           next_credit);
+                vif->credit_window_start = next_credit;
 
                 return true;
         }