From 867047c4512aa65fb4cf66b253b51b830c7fa172 Mon Sep 17 00:00:00 2001 From: stephen hemminger Date: Fri, 28 Jul 2017 08:59:42 -0700 Subject: netvsc: fix warnings reported by lockdep This includes a bunch of fixups for issues reported by lockdep. * ethtool routines can assume RTNL * send is done with RCU lock (and BH disable) * avoid refetching internal device struct (netvsc) instead pass it as a parameter. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- drivers/net/hyperv/netvsc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/hyperv/netvsc.c') diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 06f39a99da7c6..94c00acac58a5 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -832,7 +832,7 @@ int netvsc_send(struct net_device_context *ndev_ctx, struct sk_buff *skb) { struct netvsc_device *net_device - = rcu_dereference_rtnl(ndev_ctx->nvdev); + = rcu_dereference_bh(ndev_ctx->nvdev); struct hv_device *device = ndev_ctx->device_ctx; int ret = 0; struct netvsc_channel *nvchan; -- cgit v1.2.3