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| author | David S. Miller <davem@davemloft.net> | 2013-08-17 02:37:26 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-08-17 02:37:26 +0400 |
| commit | 2ff1cf12c9fe70e75e600404e6a4274b19d293ed (patch) | |
| tree | beafddac0a8098e3f07d2ec60e44a2a7d006e605 /drivers/net/macvtap.c | |
| parent | 16b304f3404f8e0243d5ee2b70b68767b7b59b2b (diff) | |
| parent | 0f7dd1aa8f959216f1faa71513b9d3c1a9065e5a (diff) | |
| download | linux-2ff1cf12c9fe70e75e600404e6a4274b19d293ed.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/macvtap.c')
| -rw-r--r-- | drivers/net/macvtap.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 8f6056d9ba97..1c6e1116eb0a 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -715,10 +715,13 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m, skb_shinfo(skb)->tx_flags |= SKBTX_DEV_ZEROCOPY; skb_shinfo(skb)->tx_flags |= SKBTX_SHARED_FRAG; } - if (vlan) + if (vlan) { + local_bh_disable(); macvlan_start_xmit(skb, vlan->dev); - else + local_bh_enable(); + } else { kfree_skb(skb); + } rcu_read_unlock(); return total_len; @@ -809,8 +812,11 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, done: rcu_read_lock(); vlan = rcu_dereference(q->vlan); - if (vlan) + if (vlan) { + preempt_disable(); macvlan_count_rx(vlan, copied - vnet_hdr_len, ret == 0, 0); + preempt_enable(); + } rcu_read_unlock(); return ret ? ret : copied; |