[PATCH net-next 1/4] ionic: count dma errors
From: Shannon Nelson <hidden>
Date: 2021-03-30 19:53:11
Subsystem:
networking drivers, pensando ethernet drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Brett Creeley, Linus Torvalds
Increment our dma-error counter in a couple of spots that were missed before. Signed-off-by: Shannon Nelson <redacted> --- drivers/net/ethernet/pensando/ionic/ionic_txrx.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
index 5985f7c504a9..42d29cd2ca47 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c@@ -609,6 +609,7 @@ static int ionic_tx_map_skb(struct ionic_queue *q, struct sk_buff *skb, struct ionic_desc_info *desc_info) { struct ionic_buf_info *buf_info = desc_info->bufs; + struct ionic_tx_stats *stats = q_to_tx_stats(q); struct device *dev = q->dev; dma_addr_t dma_addr; unsigned int nfrags;
@@ -616,8 +617,10 @@ static int ionic_tx_map_skb(struct ionic_queue *q, struct sk_buff *skb, int frag_idx; dma_addr = ionic_tx_map_single(q, skb->data, skb_headlen(skb)); - if (dma_mapping_error(dev, dma_addr)) + if (dma_mapping_error(dev, dma_addr)) { + stats->dma_map_err++; return -EIO; + } buf_info->dma_addr = dma_addr; buf_info->len = skb_headlen(skb); buf_info++;
@@ -626,8 +629,10 @@ static int ionic_tx_map_skb(struct ionic_queue *q, struct sk_buff *skb, nfrags = skb_shinfo(skb)->nr_frags; for (frag_idx = 0; frag_idx < nfrags; frag_idx++, frag++) { dma_addr = ionic_tx_map_frag(q, frag, 0, skb_frag_size(frag)); - if (dma_mapping_error(dev, dma_addr)) + if (dma_mapping_error(dev, dma_addr)) { + stats->dma_map_err++; goto dma_fail; + } buf_info->dma_addr = dma_addr; buf_info->len = skb_frag_size(frag); buf_info++;
--
2.17.1