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path: root/drivers/net/ifb.c
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Diffstat (limited to 'drivers/net/ifb.c')
-rw-r--r--drivers/net/ifb.c14
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index af233b591534..0960e69b2da4 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -35,7 +35,6 @@
#include <linux/moduleparam.h>
#include <net/pkt_sched.h>
#include <net/net_namespace.h>
-#include <linux/lockdep.h>
#define TX_TIMEOUT (2*HZ)
@@ -228,16 +227,6 @@ static struct rtnl_link_ops ifb_link_ops __read_mostly = {
module_param(numifbs, int, 0);
MODULE_PARM_DESC(numifbs, "Number of ifb devices");
-/*
- * dev_ifb->queue_lock is usually taken after dev->ingress_lock,
- * reversely to e.g. qdisc_lock_tree(). It should be safe until
- * ifb doesn't take dev->queue_lock with dev_ifb->ingress_lock.
- * But lockdep should know that ifb has different locks from dev.
- */
-static struct lock_class_key ifb_queue_lock_key;
-static struct lock_class_key ifb_ingress_lock_key;
-
-
static int __init ifb_init_one(int index)
{
struct net_device *dev_ifb;
@@ -258,9 +247,6 @@ static int __init ifb_init_one(int index)
if (err < 0)
goto err;
- lockdep_set_class(&dev_ifb->queue_lock, &ifb_queue_lock_key);
- lockdep_set_class(&dev_ifb->ingress_lock, &ifb_ingress_lock_key);
-
return 0;
err:
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