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authorstephen hemminger <stephen@networkplumber.org>2017-06-07 15:53:49 -0700
committerDavid S. Miller <davem@davemloft.net>2017-06-08 11:45:48 -0400
commit4f19c0d8070cd4aa8e85bbf8a19d9ef5bef77c90 (patch)
treee0c31bfe883920902c20fe662007cbe52d1e17ef /drivers/net/hyperv/netvsc_drv.c
parenta5ecd43992a7cd9f91d5f98b0082ae44df5e543c (diff)
netvsc: move filter setting to rndis_device
The work queue and handling of network filter parameters should be in rndis_device. This gets rid of warning from RCU checks, eliminates a race and cleans up code. Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/netvsc_drv.c')
-rw-r--r--drivers/net/hyperv/netvsc_drv.c33
1 files changed, 2 insertions, 31 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 252e5d52d17e..82d6c022ca85 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -56,37 +56,12 @@ static int debug = -1;
module_param(debug, int, S_IRUGO);
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
-static void do_set_multicast(struct work_struct *w)
-{
- struct net_device_context *ndevctx =
- container_of(w, struct net_device_context, work);
- struct hv_device *device_obj = ndevctx->device_ctx;
- struct net_device *ndev = hv_get_drvdata(device_obj);
- struct netvsc_device *nvdev = rcu_dereference(ndevctx->nvdev);
- struct rndis_device *rdev;
-
- if (!nvdev)
- return;
-
- rdev = nvdev->extension;
- if (rdev == NULL)
- return;
-
- if (ndev->flags & IFF_PROMISC)
- rndis_filter_set_packet_filter(rdev,
- NDIS_PACKET_TYPE_PROMISCUOUS);
- else
- rndis_filter_set_packet_filter(rdev,
- NDIS_PACKET_TYPE_BROADCAST |
- NDIS_PACKET_TYPE_ALL_MULTICAST |
- NDIS_PACKET_TYPE_DIRECTED);
-}
-
static void netvsc_set_multicast_list(struct net_device *net)
{
struct net_device_context *net_device_ctx = netdev_priv(net);
+ struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev);
- schedule_work(&net_device_ctx->work);
+ rndis_filter_update(nvdev);
}
static int netvsc_open(struct net_device *net)
@@ -123,8 +98,6 @@ static int netvsc_close(struct net_device *net)
netif_tx_disable(net);
- /* Make sure netvsc_set_multicast_list doesn't re-enable filter! */
- cancel_work_sync(&net_device_ctx->work);
ret = rndis_filter_close(nvdev);
if (ret != 0) {
netdev_err(net, "unable to close device (ret %d).\n", ret);
@@ -1563,7 +1536,6 @@ static int netvsc_probe(struct hv_device *dev,
hv_set_drvdata(dev, net);
INIT_DELAYED_WORK(&net_device_ctx->dwork, netvsc_link_change);
- INIT_WORK(&net_device_ctx->work, do_set_multicast);
spin_lock_init(&net_device_ctx->lock);
INIT_LIST_HEAD(&net_device_ctx->reconfig_events);
@@ -1633,7 +1605,6 @@ static int netvsc_remove(struct hv_device *dev)
netif_device_detach(net);
cancel_delayed_work_sync(&ndev_ctx->dwork);
- cancel_work_sync(&ndev_ctx->work);
/*
* Call to the vsc driver to let it know that the device is being