diff options
| author | Edward Cree <ecree@solarflare.com> | 2014-07-15 11:58:12 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-07-15 22:53:34 -0700 |
| commit | e4d112e4f9502083fd27f9ac1a4cd690e3f01421 (patch) | |
| tree | 1e6d9f30d787d9df8214378923ea621af2afb0be /drivers/net/ethernet/sfc/rx.c | |
| parent | d762d038497c9df51c19fcbe69b094b3bf8e5568 (diff) | |
| download | linux-e4d112e4f9502083fd27f9ac1a4cd690e3f01421.tar.bz2 | |
sfc: add extra RX drop counters for nodesc_trunc and noskb_drop
Added a counter rx_noskb_drop for failure to allocate an skb.
Summed the per-channel rx_nodesc_trunc counters earlier so that they can
be included in rx_dropped.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/rx.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/rx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index 48588ddf81b0..bf537a2a901f 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -480,8 +480,10 @@ static struct sk_buff *efx_rx_mk_skb(struct efx_channel *channel, skb = netdev_alloc_skb(efx->net_dev, efx->rx_ip_align + efx->rx_prefix_size + hdr_len); - if (unlikely(skb == NULL)) + if (unlikely(skb == NULL)) { + atomic_inc(&efx->n_rx_noskb_drops); return NULL; + } EFX_BUG_ON_PARANOID(rx_buf->len < hdr_len); |