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    Subject[PATCH net-next 07/11] tuntap: move XDP flushing out of tun_do_xdp()
    Date
    This will allow adding batch flushing on top.

    Signed-off-by: Jason Wang <jasowang@redhat.com>
    ---
    drivers/net/tun.c | 4 +++-
    1 file changed, 3 insertions(+), 1 deletion(-)

    diff --git a/drivers/net/tun.c b/drivers/net/tun.c
    index 21b125020b3b..ff1cbf3ebd50 100644
    --- a/drivers/net/tun.c
    +++ b/drivers/net/tun.c
    @@ -1646,7 +1646,6 @@ static u32 tun_do_xdp(struct tun_struct *tun,
    switch (act) {
    case XDP_REDIRECT:
    *err = xdp_do_redirect(tun->dev, xdp, xdp_prog);
    - xdp_do_flush_map();
    if (*err)
    break;
    goto out;
    @@ -1735,6 +1734,9 @@ static struct sk_buff *tun_build_skb(struct tun_struct *tun,
    act = tun_do_xdp(tun, tfile, xdp_prog, &xdp, &err);
    if (err)
    goto err_xdp;
    +
    + if (act == XDP_REDIRECT)
    + xdp_do_flush_map();
    if (act != XDP_PASS)
    goto out;

    --
    2.17.1
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