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* [PATCH] net/sfc: account for data offset on Tx
@ 2023-09-11 10:47 Viacheslav Galaktionov
  2023-09-11 13:06 ` Andrew Rybchenko
  0 siblings, 1 reply; 2+ messages in thread
From: Viacheslav Galaktionov @ 2023-09-11 10:47 UTC (permalink / raw)
  To: dev; +Cc: stable, Ivan Malov, Andy Moreton, Andrew Rybchenko

Memory buffers passed by the application may contain private data,
which must not be sent to the NIC. Omit this private data by using
the actual data address instead of the default one.

Fixes: 3037e6cf3dde ("net/sfc: support regioned NIC DMA memory mapping type")
Cc: stable@dpdk.org

Signed-off-by: Viacheslav Galaktionov <viacheslav.galaktionov@arknetworks.am>
Reviewed-by: Ivan Malov <ivan.malov@arknetworks.am>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>
---
 drivers/net/sfc/sfc_ef100_tx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/sfc/sfc_ef100_tx.c b/drivers/net/sfc/sfc_ef100_tx.c
index 4c2205f7a4..1b6374775f 100644
--- a/drivers/net/sfc/sfc_ef100_tx.c
+++ b/drivers/net/sfc/sfc_ef100_tx.c
@@ -405,7 +405,7 @@ sfc_ef100_tx_qdesc_send_create(const struct sfc_ef100_txq *txq,
 				m->l2_len + m->l3_len) >> 1;
 	}
 
-	rc = sfc_ef100_tx_map(txq, rte_mbuf_data_iova_default(m),
+	rc = sfc_ef100_tx_map(txq, rte_mbuf_data_iova(m),
 			      rte_pktmbuf_data_len(m), &dma_addr);
 	if (unlikely(rc != 0))
 		return rc;
-- 
2.42.0


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2023-09-11 10:47 [PATCH] net/sfc: account for data offset on Tx Viacheslav Galaktionov
2023-09-11 13:06 ` Andrew Rybchenko

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