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net/pcap: switch Rx timestamp to dynamic mbuf field

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The mbuf timestamp is moved to a dynamic field
in order to allow removal of the deprecated static field.
The related mbuf flag is also replaced.

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Acked-by: David Marchand <david.marchand@redhat.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
This commit is contained in:
Thomas Monjalon 2020-10-29 08:17:35 +01:00
parent af50731085
commit d23d73d088
1 changed files with 17 additions and 3 deletions
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20
drivers/net/pcap/rte_eth_pcap.c
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@ -51,6 +51,9 @@ static uint64_t start_cycles;
static uint64_t hz;
static uint8_t iface_idx;
static uint64_t timestamp_rx_dynflag;
static int timestamp_dynfield_offset = -1;
struct queue_stat {
volatile unsigned long pkts;
volatile unsigned long bytes;
@ -265,9 +268,11 @@ eth_pcap_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
}
mbuf->pkt_len = (uint16_t)header.caplen;
mbuf->timestamp = (uint64_t)header.ts.tv_sec * 1000000
+ header.ts.tv_usec;
mbuf->ol_flags |= PKT_RX_TIMESTAMP;
*RTE_MBUF_DYNFIELD(mbuf, timestamp_dynfield_offset,
rte_mbuf_timestamp_t *) =
(uint64_t)header.ts.tv_sec * 1000000 +
header.ts.tv_usec;
mbuf->ol_flags |= timestamp_rx_dynflag;
mbuf->port = pcap_q->port_id;
bufs[num_rx] = mbuf;
num_rx++;
@ -656,6 +661,15 @@ eth_dev_stop(struct rte_eth_dev *dev)
static int
eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
{
int ret;
ret = rte_mbuf_dyn_rx_timestamp_register(&timestamp_dynfield_offset,
&timestamp_rx_dynflag);
if (ret != 0) {
PMD_LOG(ERR, "Failed to register Rx timestamp field/flag");
return -rte_errno;
}
return 0;
}