[PATCH 13/14] netpoll: Use lockdep to assert IRQs are disabled/enabled

[Frederic Weisbecker]

Use lockdep to check that IRQs are enabled or disabled as expected. This
way the sanity check only shows overhead when concurrency correctness
debug code is enabled.

Signed-off-by: Frederic Weisbecker <frede...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Ingo Molnar <mi...@kernel.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Paul E. McKenney <paul...@linux.vnet.ibm.com>
Cc: David S. Miller <da...@davemloft.net>
---
 net/core/netpoll.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 912731b..57557a6 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -334,7 +334,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct 
sk_buff *skb,
        /* It is up to the caller to keep npinfo alive. */
        struct netpoll_info *npinfo;
 
-       WARN_ON_ONCE(!irqs_disabled());
+       lockdep_assert_irqs_disabled();
 
        npinfo = rcu_dereference_bh(np->dev->npinfo);
        if (!npinfo || !netif_running(dev) || !netif_device_present(dev)) {
-- 
2.7.4