From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>
Subject: [PATCH 06/12] net/pcap: remove global variables
Date: Tue, 6 Jan 2026 10:26:45 -0800 [thread overview]
Message-ID: <20260106182823.192350-7-stephen@networkplumber.org> (raw)
In-Reply-To: <20260106182823.192350-1-stephen@networkplumber.org>
Localize variables where possible.
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
drivers/net/pcap/pcap_ethdev.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/pcap/pcap_ethdev.c b/drivers/net/pcap/pcap_ethdev.c
index 905ca62bd4..1658685a28 100644
--- a/drivers/net/pcap/pcap_ethdev.c
+++ b/drivers/net/pcap/pcap_ethdev.c
@@ -39,11 +39,9 @@
#define RTE_PMD_PCAP_MAX_QUEUES 16
-static char errbuf[PCAP_ERRBUF_SIZE];
static struct timespec start_time;
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;
@@ -526,6 +524,8 @@ eth_pcap_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
static inline int
open_iface_live(const char *iface, pcap_t **pcap)
{
+ char errbuf[PCAP_ERRBUF_SIZE];
+
pcap_t *pc = pcap_create(iface, errbuf);
if (pc == NULL) {
PMD_LOG(ERR, "Couldn't create %s: %s", iface, errbuf);
@@ -621,6 +621,8 @@ open_single_tx_pcap(const char *pcap_filename, pcap_dumper_t **dumper)
static int
open_single_rx_pcap(const char *pcap_filename, pcap_t **pcap)
{
+ char errbuf[PCAP_ERRBUF_SIZE];
+
*pcap = pcap_open_offline_with_tstamp_precision(pcap_filename,
PCAP_TSTAMP_PRECISION_NANO, errbuf);
if (*pcap == NULL) {
@@ -1314,11 +1316,13 @@ pmd_init_internals(struct rte_vdev_device *vdev,
* - and point eth_dev structure to new eth_dev_data structure
*/
*internals = (*eth_dev)->data->dev_private;
+
/*
* Interface MAC = 02:70:63:61:70:<iface_idx>
* derived from: 'locally administered':'p':'c':'a':'p':'iface_idx'
* where the middle 4 characters are converted to hex.
*/
+ static uint8_t iface_idx;
(*internals)->eth_addr = (struct rte_ether_addr) {
.addr_bytes = { 0x02, 0x70, 0x63, 0x61, 0x70, iface_idx++ }
};
--
2.51.0
next prev parent reply other threads:[~2026-01-06 18:33 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-06 18:26 [PATCH 00/12] net/pcap: cleanups and test Stephen Hemminger
2026-01-06 18:26 ` [PATCH 01/12] net/pcap: avoid using rte_malloc and rte_memcpy Stephen Hemminger
2026-01-06 18:26 ` [PATCH 02/12] net/pcap: support MTU set Stephen Hemminger
2026-01-06 18:26 ` [PATCH 03/12] net/pcap: use bool for flags Stephen Hemminger
2026-01-07 10:28 ` Marat Khalili
2026-01-09 0:23 ` Stephen Hemminger
2026-01-06 18:26 ` [PATCH 04/12] net/pcap: support Tx offloads Stephen Hemminger
2026-01-06 18:26 ` [PATCH 05/12] net/pcap: support nanosecond timestamp precision Stephen Hemminger
2026-01-06 18:26 ` Stephen Hemminger [this message]
2026-01-07 9:48 ` [PATCH 06/12] net/pcap: remove global variables Marat Khalili
2026-01-06 18:26 ` [PATCH 07/12] net/pcap: avoid use of volatile Stephen Hemminger
2026-01-07 10:31 ` Marat Khalili
2026-01-06 18:26 ` [PATCH 08/12] net/pcap: optimize calculation of receive timestamp Stephen Hemminger
2026-01-07 10:58 ` Marat Khalili
2026-01-06 18:26 ` [PATCH 09/12] net/pcap: report receive clock Stephen Hemminger
2026-01-06 18:26 ` [PATCH 10/12] net/pcap: cleanup MAC address handling Stephen Hemminger
2026-01-06 18:26 ` [PATCH 11/12] net/pcap: support MAC address set Stephen Hemminger
2026-01-06 18:26 ` [PATCH 12/12] test: add test for pcap PMD Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 0/9] pcap: cleanup pcap PMD and add test Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 1/9] net/pcap: avoid using rte_malloc and rte_memcpy Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 2/9] net/pcap: support MTU set Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 3/9] net/pcap: use bool for flags Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 4/9] net/pcap: support Tx offloads Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 5/9] net/pcap: support nanosecond timestamp precision Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 6/9] net/pcap: remove global variables Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 7/9] net/pcap: avoid use of volatile Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 8/9] net/pcap: support MAC address set Stephen Hemminger
2026-01-09 1:16 ` [PATCH v2 9/9] test: add test for pcap PMD Stephen Hemminger
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