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authorLorenzo Bianconi <lorenzo@kernel.org>2021-02-03 19:06:17 +0100
committerJakub Kicinski <kuba@kernel.org>2021-02-06 10:48:27 -0800
commita8225efdf31e9498c5696554e5731da893c93f61 (patch)
tree7f61f0b486c4ca0395caf9cdc614b391f0bc7b35 /drivers/net/ethernet/ti/cpsw.c
parentb91b3a211542bcd69532a8004452d83f499d23cd (diff)
net: ethernet: ti: fix netdevice stats for XDP
Align netdevice statistics when the device is running in XDP mode to other upstream drivers. In particular report to user-space rx packets even if they are not forwarded to the networking stack (XDP_PASS) but if they are redirected (XDP_REDIRECT), dropped (XDP_DROP) or sent back using the same interface (XDP_TX). This patch allows the system administrator to verify the device is receiving data correctly. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Link: https://lore.kernel.org/r/a457cb17dd9c58c116d64ee34c354b2e89c0ff8f.1612375372.git.lorenzo@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/ti/cpsw.c')
-rw-r--r--drivers/net/ethernet/ti/cpsw.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 5239318e9686..fd966567464c 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -403,12 +403,10 @@ static void cpsw_rx_handler(void *token, int len, int status)
xdp_prepare_buff(&xdp, pa, headroom, size, false);
port = priv->emac_port + cpsw->data.dual_emac;
- ret = cpsw_run_xdp(priv, ch, &xdp, page, port);
+ ret = cpsw_run_xdp(priv, ch, &xdp, page, port, &len);
if (ret != CPSW_XDP_PASS)
goto requeue;
- /* XDP prog might have changed packet data and boundaries */
- len = xdp.data_end - xdp.data;
headroom = xdp.data - xdp.data_hard_start;
/* XDP prog can modify vlan tag, so can't use encap header */