diff options
| author |   Jason Wang <jasowang@redhat.com> | 2018-09-12 11:17:05 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-09-13 09:25:40 -0700 |
| commit | 1a097910adda6b3328fc235575bba0e9ee408492 (patch) | |
| tree | 84e788fa7cb7552910719b2d0bab3b89ab903646 /drivers/net/tun.c | |
| parent | tuntap: split out XDP logic (diff) | |
| download | linux-dev-1a097910adda6b3328fc235575bba0e9ee408492.tar.xz linux-dev-1a097910adda6b3328fc235575bba0e9ee408492.zip | |
tuntap: move XDP flushing out of tun_do_xdp()
This will allow adding batch flushing on top.
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 14fe94098180..3ae539374f6b 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1660,7 +1660,6 @@ static int tun_xdp_act(struct tun_struct *tun, struct bpf_prog *xdp_prog, switch (act) { case XDP_REDIRECT: err = xdp_do_redirect(tun->dev, xdp, xdp_prog); - xdp_do_flush_map(); if (err) return err; break; @@ -1749,6 +1748,8 @@ static struct sk_buff *tun_build_skb(struct tun_struct *tun, err = tun_xdp_act(tun, xdp_prog, &xdp, act); if (err < 0) goto err_xdp; + if (err == XDP_REDIRECT) + xdp_do_flush_map(); if (err != XDP_PASS) goto out; |