net/sfc: account for data offset on Tx
Checks
Commit Message
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(-)
Comments
On 9/11/23 13:47, Viacheslav Galaktionov wrote:
> 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>
Acked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
@@ -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;