* [dpdk-dev] [PATCH v3] net/af_packet: support Tx scattered mbuf input
@ 2017-08-07 9:45 Wenfeng Liu
2017-08-18 14:10 ` Ferruh Yigit
0 siblings, 1 reply; 3+ messages in thread
From: Wenfeng Liu @ 2017-08-07 9:45 UTC (permalink / raw)
To: linville; +Cc: dev
Signed-off-by: Wenfeng Liu <liuwf@arraynetworks.com.cn>
---
v3:
* Remove trailing whitespace
v2:
* Fixed coding style issues reported by checkpatch
drivers/net/af_packet/rte_eth_af_packet.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c
index 9a47852..7aa26e5 100644
--- a/drivers/net/af_packet/rte_eth_af_packet.c
+++ b/drivers/net/af_packet/rte_eth_af_packet.c
@@ -216,7 +216,7 @@ struct pmd_internals {
mbuf = *bufs++;
/* drop oversized packets */
- if (rte_pktmbuf_data_len(mbuf) > pkt_q->frame_data_size) {
+ if (mbuf->pkt_len > pkt_q->frame_data_size) {
rte_pktmbuf_free(mbuf);
continue;
}
@@ -237,8 +237,17 @@ struct pmd_internals {
/* copy the tx frame data */
pbuf = (uint8_t *) ppd + TPACKET2_HDRLEN -
sizeof(struct sockaddr_ll);
- memcpy(pbuf, rte_pktmbuf_mtod(mbuf, void*), rte_pktmbuf_data_len(mbuf));
- ppd->tp_len = ppd->tp_snaplen = rte_pktmbuf_data_len(mbuf);
+
+ struct rte_mbuf *tmp_mbuf = mbuf;
+ while (tmp_mbuf) {
+ uint16_t data_len = rte_pktmbuf_data_len(tmp_mbuf);
+ memcpy(pbuf, rte_pktmbuf_mtod(tmp_mbuf, void*), data_len);
+ pbuf += data_len;
+ tmp_mbuf = tmp_mbuf->next;
+ }
+
+ ppd->tp_len = mbuf->pkt_len;
+ ppd->tp_snaplen = mbuf->pkt_len;
/* release incoming frame and advance ring buffer */
ppd->tp_status = TP_STATUS_SEND_REQUEST;
--
1.8.3.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [dpdk-dev] [PATCH v3] net/af_packet: support Tx scattered mbuf input
2017-08-07 9:45 [dpdk-dev] [PATCH v3] net/af_packet: support Tx scattered mbuf input Wenfeng Liu
@ 2017-08-18 14:10 ` Ferruh Yigit
2017-09-05 9:18 ` Ferruh Yigit
0 siblings, 1 reply; 3+ messages in thread
From: Ferruh Yigit @ 2017-08-18 14:10 UTC (permalink / raw)
To: Wenfeng Liu, linville; +Cc: dev
On 8/7/2017 10:45 AM, Wenfeng Liu wrote:
> Signed-off-by: Wenfeng Liu <liuwf@arraynetworks.com.cn>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [dpdk-dev] [PATCH v3] net/af_packet: support Tx scattered mbuf input
2017-08-18 14:10 ` Ferruh Yigit
@ 2017-09-05 9:18 ` Ferruh Yigit
0 siblings, 0 replies; 3+ messages in thread
From: Ferruh Yigit @ 2017-09-05 9:18 UTC (permalink / raw)
To: Wenfeng Liu, linville; +Cc: dev
On 8/18/2017 3:10 PM, Ferruh Yigit wrote:
> On 8/7/2017 10:45 AM, Wenfeng Liu wrote:
>> Signed-off-by: Wenfeng Liu <liuwf@arraynetworks.com.cn>
>
> Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
Applied to dpdk-next-net/master, thanks.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-08-18 14:10 ` Ferruh Yigit
2017-09-05 9:18 ` Ferruh Yigit
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