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net: fec: add exception tracing for XDP 

As we already added the exception tracing for XDP_TX, I think it is
necessary to add the exception tracing for other XDP actions, such
as XDP_REDIRECT, XDP_ABORTED and unknown error actions.

Signed-off-by: Wei Fang <wei.fang@nxp.com>
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://lore.kernel.org/r/20230822065255.606739-1-wei.fang@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Wei Fang 2023-08-22 14:52:55 +08:00 committed by Jakub Kicinski
parent 664c84c26d
commit e83fabb797
1 changed files with 11 additions and 15 deletions
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26
drivers/net/ethernet/freescale/fec_main.c
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@ -1583,25 +1583,18 @@ fec_enet_run_xdp(struct fec_enet_private *fep, struct bpf_prog *prog,
case XDP_REDIRECT:
rxq->stats[RX_XDP_REDIRECT]++;
err = xdp_do_redirect(fep->netdev, xdp, prog);
if (!err) {
ret = FEC_ENET_XDP_REDIR;
} else {
ret = FEC_ENET_XDP_CONSUMED;
page = virt_to_head_page(xdp->data);
page_pool_put_page(rxq->page_pool, page, sync, true);
}
if (unlikely(err))
goto xdp_err;
ret = FEC_ENET_XDP_REDIR;
break;
case XDP_TX:
err = fec_enet_xdp_tx_xmit(fep, cpu, xdp, sync);
if (unlikely(err)) {
ret = FEC_ENET_XDP_CONSUMED;
page = virt_to_head_page(xdp->data);
page_pool_put_page(rxq->page_pool, page, sync, true);
trace_xdp_exception(fep->netdev, prog, act);
} else {
ret = FEC_ENET_XDP_TX;
}
if (unlikely(err))
goto xdp_err;
ret = FEC_ENET_XDP_TX;
break;
default:
@ -1613,9 +1606,12 @@ fec_enet_run_xdp(struct fec_enet_private *fep, struct bpf_prog *prog,
case XDP_DROP:
rxq->stats[RX_XDP_DROP]++;
xdp_err:
ret = FEC_ENET_XDP_CONSUMED;
page = virt_to_head_page(xdp->data);
page_pool_put_page(rxq->page_pool, page, sync, true);
if (act != XDP_DROP)
trace_xdp_exception(fep->netdev, prog, act);
break;
}