[PATCH net-next 07/11] tuntap: move XDP flushing out of tun_do_xdp()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



This will allow adding batch flushing on top.

Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
---
 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

_______________________________________________
Virtualization mailing list
Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linuxfoundation.org/mailman/listinfo/virtualization



[Index of Archives]     [KVM Development]     [Libvirt Development]     [Libvirt Users]     [CentOS Virtualization]     [Netdev]     [Ethernet Bridging]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux