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-rw-r--r--drivers/net/bonding/bond_options.c6
-rw-r--r--drivers/net/ethernet/intel/ice/ice_hwmon.c2
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.c131
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.h9
-rw-r--r--drivers/net/ethernet/renesas/rswitch.c4
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c7
-rw-r--r--drivers/net/ntb_netdev.c2
-rw-r--r--drivers/net/phy/aquantia/aquantia.h5
-rw-r--r--net/ipv4/inet_diag.c2
-rw-r--r--net/ipv4/tcp_input.c7
-rw-r--r--net/unix/garbage.c9
-rw-r--r--tools/testing/selftests/net/af_unix/scm_rights.c25
-rw-r--r--tools/testing/selftests/net/msg_zerocopy.c14
13 files changed, 175 insertions, 48 deletions
diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c
index 0cacd7027e35..bc80fb6397dc 100644
--- a/drivers/net/bonding/bond_options.c
+++ b/drivers/net/bonding/bond_options.c
@@ -1214,9 +1214,9 @@ static int bond_option_arp_ip_targets_set(struct bonding *bond,
__be32 target;
if (newval->string) {
- if (!in4_pton(newval->string+1, -1, (u8 *)&target, -1, NULL)) {
- netdev_err(bond->dev, "invalid ARP target %pI4 specified\n",
- &target);
+ if (strlen(newval->string) < 1 ||
+ !in4_pton(newval->string + 1, -1, (u8 *)&target, -1, NULL)) {
+ netdev_err(bond->dev, "invalid ARP target specified\n");
return ret;
}
if (newval->string[0] == '+')
diff --git a/drivers/net/ethernet/intel/ice/ice_hwmon.c b/drivers/net/ethernet/intel/ice/ice_hwmon.c
index e4c2c1bff6c0..b7aa6812510a 100644
--- a/drivers/net/ethernet/intel/ice/ice_hwmon.c
+++ b/drivers/net/ethernet/intel/ice/ice_hwmon.c
@@ -96,7 +96,7 @@ static bool ice_is_internal_reading_supported(struct ice_pf *pf)
unsigned long sensors = pf->hw.dev_caps.supported_sensors;
- return _test_bit(ICE_SENSOR_SUPPORT_E810_INT_TEMP_BIT, &sensors);
+ return test_bit(ICE_SENSOR_SUPPORT_E810_INT_TEMP_BIT, &sensors);
};
void ice_hwmon_init(struct ice_pf *pf)
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index 0f17fc1181d2..fefaf52fd677 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -1559,6 +1559,10 @@ void ice_ptp_extts_event(struct ice_pf *pf)
u8 chan, tmr_idx;
u32 hi, lo;
+ /* Don't process timestamp events if PTP is not ready */
+ if (pf->ptp.state != ICE_PTP_READY)
+ return;
+
tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
/* Event time is captured by one of the two matched registers
* GLTSYN_EVNT_L: 32 LSB of sampled time event
@@ -1584,27 +1588,33 @@ void ice_ptp_extts_event(struct ice_pf *pf)
/**
* ice_ptp_cfg_extts - Configure EXTTS pin and channel
* @pf: Board private structure
- * @ena: true to enable; false to disable
* @chan: GPIO channel (0-3)
- * @gpio_pin: GPIO pin
- * @extts_flags: request flags from the ptp_extts_request.flags
+ * @config: desired EXTTS configuration.
+ * @store: If set to true, the values will be stored
+ *
+ * Configure an external timestamp event on the requested channel.
+ *
+ * Return: 0 on success, -EOPNOTUSPP on unsupported flags
*/
-static int
-ice_ptp_cfg_extts(struct ice_pf *pf, bool ena, unsigned int chan, u32 gpio_pin,
- unsigned int extts_flags)
+static int ice_ptp_cfg_extts(struct ice_pf *pf, unsigned int chan,
+ struct ice_extts_channel *config, bool store)
{
u32 func, aux_reg, gpio_reg, irq_reg;
struct ice_hw *hw = &pf->hw;
u8 tmr_idx;
- if (chan > (unsigned int)pf->ptp.info.n_ext_ts)
- return -EINVAL;
+ /* Reject requests with unsupported flags */
+ if (config->flags & ~(PTP_ENABLE_FEATURE |
+ PTP_RISING_EDGE |
+ PTP_FALLING_EDGE |
+ PTP_STRICT_FLAGS))
+ return -EOPNOTSUPP;
tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
irq_reg = rd32(hw, PFINT_OICR_ENA);
- if (ena) {
+ if (config->ena) {
/* Enable the interrupt */
irq_reg |= PFINT_OICR_TSYN_EVNT_M;
aux_reg = GLTSYN_AUX_IN_0_INT_ENA_M;
@@ -1613,9 +1623,9 @@ ice_ptp_cfg_extts(struct ice_pf *pf, bool ena, unsigned int chan, u32 gpio_pin,
#define GLTSYN_AUX_IN_0_EVNTLVL_FALLING_EDGE BIT(1)
/* set event level to requested edge */
- if (extts_flags & PTP_FALLING_EDGE)
+ if (config->flags & PTP_FALLING_EDGE)
aux_reg |= GLTSYN_AUX_IN_0_EVNTLVL_FALLING_EDGE;
- if (extts_flags & PTP_RISING_EDGE)
+ if (config->flags & PTP_RISING_EDGE)
aux_reg |= GLTSYN_AUX_IN_0_EVNTLVL_RISING_EDGE;
/* Write GPIO CTL reg.
@@ -1636,12 +1646,52 @@ ice_ptp_cfg_extts(struct ice_pf *pf, bool ena, unsigned int chan, u32 gpio_pin,
wr32(hw, PFINT_OICR_ENA, irq_reg);
wr32(hw, GLTSYN_AUX_IN(chan, tmr_idx), aux_reg);
- wr32(hw, GLGEN_GPIO_CTL(gpio_pin), gpio_reg);
+ wr32(hw, GLGEN_GPIO_CTL(config->gpio_pin), gpio_reg);
+
+ if (store)
+ memcpy(&pf->ptp.extts_channels[chan], config, sizeof(*config));
return 0;
}
/**
+ * ice_ptp_disable_all_extts - Disable all EXTTS channels
+ * @pf: Board private structure
+ */
+static void ice_ptp_disable_all_extts(struct ice_pf *pf)
+{
+ struct ice_extts_channel extts_cfg = {};
+ int i;
+
+ for (i = 0; i < pf->ptp.info.n_ext_ts; i++) {
+ if (pf->ptp.extts_channels[i].ena) {
+ extts_cfg.gpio_pin = pf->ptp.extts_channels[i].gpio_pin;
+ extts_cfg.ena = false;
+ ice_ptp_cfg_extts(pf, i, &extts_cfg, false);
+ }
+ }
+
+ synchronize_irq(pf->oicr_irq.virq);
+}
+
+/**
+ * ice_ptp_enable_all_extts - Enable all EXTTS channels
+ * @pf: Board private structure
+ *
+ * Called during reset to restore user configuration.
+ */
+static void ice_ptp_enable_all_extts(struct ice_pf *pf)
+{
+ int i;
+
+ for (i = 0; i < pf->ptp.info.n_ext_ts; i++) {
+ if (pf->ptp.extts_channels[i].ena)
+ ice_ptp_cfg_extts(pf, i, &pf->ptp.extts_channels[i],
+ false);
+ }
+}
+
+/**
* ice_ptp_cfg_clkout - Configure clock to generate periodic wave
* @pf: Board private structure
* @chan: GPIO channel (0-3)
@@ -1659,6 +1709,9 @@ static int ice_ptp_cfg_clkout(struct ice_pf *pf, unsigned int chan,
u32 func, val, gpio_pin;
u8 tmr_idx;
+ if (config && config->flags & ~PTP_PEROUT_PHASE)
+ return -EOPNOTSUPP;
+
tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
/* 0. Reset mode & out_en in AUX_OUT */
@@ -1795,17 +1848,18 @@ ice_ptp_gpio_enable_e810(struct ptp_clock_info *info,
struct ptp_clock_request *rq, int on)
{
struct ice_pf *pf = ptp_info_to_pf(info);
- struct ice_perout_channel clk_cfg = {0};
bool sma_pres = false;
unsigned int chan;
u32 gpio_pin;
- int err;
if (ice_is_feature_supported(pf, ICE_F_SMA_CTRL))
sma_pres = true;
switch (rq->type) {
case PTP_CLK_REQ_PEROUT:
+ {
+ struct ice_perout_channel clk_cfg = {};
+
chan = rq->perout.index;
if (sma_pres) {
if (chan == ice_pin_desc_e810t[SMA1].chan)
@@ -1825,15 +1879,19 @@ ice_ptp_gpio_enable_e810(struct ptp_clock_info *info,
clk_cfg.gpio_pin = chan;
}
+ clk_cfg.flags = rq->perout.flags;
clk_cfg.period = ((rq->perout.period.sec * NSEC_PER_SEC) +
rq->perout.period.nsec);
clk_cfg.start_time = ((rq->perout.start.sec * NSEC_PER_SEC) +
rq->perout.start.nsec);
clk_cfg.ena = !!on;
- err = ice_ptp_cfg_clkout(pf, chan, &clk_cfg, true);
- break;
+ return ice_ptp_cfg_clkout(pf, chan, &clk_cfg, true);
+ }
case PTP_CLK_REQ_EXTTS:
+ {
+ struct ice_extts_channel extts_cfg = {};
+
chan = rq->extts.index;
if (sma_pres) {
if (chan < ice_pin_desc_e810t[SMA2].chan)
@@ -1849,14 +1907,15 @@ ice_ptp_gpio_enable_e810(struct ptp_clock_info *info,
gpio_pin = chan;
}
- err = ice_ptp_cfg_extts(pf, !!on, chan, gpio_pin,
- rq->extts.flags);
- break;
+ extts_cfg.flags = rq->extts.flags;
+ extts_cfg.gpio_pin = gpio_pin;
+ extts_cfg.ena = !!on;
+
+ return ice_ptp_cfg_extts(pf, chan, &extts_cfg, true);
+ }
default:
return -EOPNOTSUPP;
}
-
- return err;
}
/**
@@ -1869,26 +1928,32 @@ static int ice_ptp_gpio_enable_e823(struct ptp_clock_info *info,
struct ptp_clock_request *rq, int on)
{
struct ice_pf *pf = ptp_info_to_pf(info);
- struct ice_perout_channel clk_cfg = {0};
- int err;
switch (rq->type) {
case PTP_CLK_REQ_PPS:
+ {
+ struct ice_perout_channel clk_cfg = {};
+
+ clk_cfg.flags = rq->perout.flags;
clk_cfg.gpio_pin = PPS_PIN_INDEX;
clk_cfg.period = NSEC_PER_SEC;
clk_cfg.ena = !!on;
- err = ice_ptp_cfg_clkout(pf, PPS_CLK_GEN_CHAN, &clk_cfg, true);
- break;
+ return ice_ptp_cfg_clkout(pf, PPS_CLK_GEN_CHAN, &clk_cfg, true);
+ }
case PTP_CLK_REQ_EXTTS:
- err = ice_ptp_cfg_extts(pf, !!on, rq->extts.index,
- TIME_SYNC_PIN_INDEX, rq->extts.flags);
- break;
+ {
+ struct ice_extts_channel extts_cfg = {};
+
+ extts_cfg.flags = rq->extts.flags;
+ extts_cfg.gpio_pin = TIME_SYNC_PIN_INDEX;
+ extts_cfg.ena = !!on;
+
+ return ice_ptp_cfg_extts(pf, rq->extts.index, &extts_cfg, true);
+ }
default:
return -EOPNOTSUPP;
}
-
- return err;
}
/**
@@ -2720,6 +2785,10 @@ static int ice_ptp_rebuild_owner(struct ice_pf *pf)
ice_ptp_restart_all_phy(pf);
}
+ /* Re-enable all periodic outputs and external timestamp events */
+ ice_ptp_enable_all_clkout(pf);
+ ice_ptp_enable_all_extts(pf);
+
return 0;
}
@@ -3275,6 +3344,8 @@ void ice_ptp_release(struct ice_pf *pf)
ice_ptp_release_tx_tracker(pf, &pf->ptp.port.tx);
+ ice_ptp_disable_all_extts(pf);
+
kthread_cancel_delayed_work_sync(&pf->ptp.work);
ice_ptp_port_phy_stop(&pf->ptp.port);
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.h b/drivers/net/ethernet/intel/ice/ice_ptp.h
index 3af20025043a..e2af9749061c 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.h
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.h
@@ -29,10 +29,17 @@ enum ice_ptp_pin_e810t {
struct ice_perout_channel {
bool ena;
u32 gpio_pin;
+ u32 flags;
u64 period;
u64 start_time;
};
+struct ice_extts_channel {
+ bool ena;
+ u32 gpio_pin;
+ u32 flags;
+};
+
/* The ice hardware captures Tx hardware timestamps in the PHY. The timestamp
* is stored in a buffer of registers. Depending on the specific hardware,
* this buffer might be shared across multiple PHY ports.
@@ -226,6 +233,7 @@ enum ice_ptp_state {
* @ext_ts_irq: the external timestamp IRQ in use
* @kworker: kwork thread for handling periodic work
* @perout_channels: periodic output data
+ * @extts_channels: channels for external timestamps
* @info: structure defining PTP hardware capabilities
* @clock: pointer to registered PTP clock device
* @tstamp_config: hardware timestamping configuration
@@ -249,6 +257,7 @@ struct ice_ptp {
u8 ext_ts_irq;
struct kthread_worker *kworker;
struct ice_perout_channel perout_channels[GLTSYN_TGT_H_IDX_MAX];
+ struct ice_extts_channel extts_channels[GLTSYN_TGT_H_IDX_MAX];
struct ptp_clock_info info;
struct ptp_clock *clock;
struct hwtstamp_config tstamp_config;
diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c
index dcab638c57fe..24c90d8f5a44 100644
--- a/drivers/net/ethernet/renesas/rswitch.c
+++ b/drivers/net/ethernet/renesas/rswitch.c
@@ -871,13 +871,13 @@ static void rswitch_tx_free(struct net_device *ndev)
dma_rmb();
skb = gq->skbs[gq->dirty];
if (skb) {
+ rdev->ndev->stats.tx_packets++;
+ rdev->ndev->stats.tx_bytes += skb->len;
dma_unmap_single(ndev->dev.parent,
gq->unmap_addrs[gq->dirty],
skb->len, DMA_TO_DEVICE);
dev_kfree_skb_any(gq->skbs[gq->dirty]);
gq->skbs[gq->dirty] = NULL;
- rdev->ndev->stats.tx_packets++;
- rdev->ndev->stats.tx_bytes += skb->len;
}
desc->desc.die_dt = DT_EEMPTY;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index b3afc7cb7d72..c58782c41417 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -7662,9 +7662,10 @@ int stmmac_dvr_probe(struct device *device,
#ifdef STMMAC_VLAN_TAG_USED
/* Both mac100 and gmac support receive VLAN tag detection */
ndev->features |= NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX;
- ndev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX;
- priv->hw->hw_vlan_en = true;
-
+ if (priv->plat->has_gmac4) {
+ ndev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX;
+ priv->hw->hw_vlan_en = true;
+ }
if (priv->dma_cap.vlhash) {
ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
ndev->features |= NETIF_F_HW_VLAN_STAG_FILTER;
diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index ffe7f463e16e..ef6df0e37bea 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -119,7 +119,7 @@ static void ntb_netdev_rx_handler(struct ntb_transport_qp *qp, void *qp_data,
skb->protocol = eth_type_trans(skb, ndev);
skb->ip_summed = CHECKSUM_NONE;
- if (__netif_rx(skb) == NET_RX_DROP) {
+ if (netif_rx(skb) == NET_RX_DROP) {
ndev->stats.rx_errors++;
ndev->stats.rx_dropped++;
} else {
diff --git a/drivers/net/phy/aquantia/aquantia.h b/drivers/net/phy/aquantia/aquantia.h
index 1c19ae74ad2b..4830b25e6c7d 100644
--- a/drivers/net/phy/aquantia/aquantia.h
+++ b/drivers/net/phy/aquantia/aquantia.h
@@ -6,6 +6,9 @@
* Author: Heiner Kallweit <hkallweit1@gmail.com>
*/
+#ifndef AQUANTIA_H
+#define AQUANTIA_H
+
#include <linux/device.h>
#include <linux/phy.h>
@@ -120,3 +123,5 @@ static inline int aqr_hwmon_probe(struct phy_device *phydev) { return 0; }
#endif
int aqr_firmware_load(struct phy_device *phydev);
+
+#endif /* AQUANTIA_H */
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 7adace541fe2..9712cdb8087c 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -1383,6 +1383,7 @@ static int inet_diag_dump_compat(struct sk_buff *skb,
req.sdiag_family = AF_UNSPEC; /* compatibility */
req.sdiag_protocol = inet_diag_type2proto(cb->nlh->nlmsg_type);
req.idiag_ext = rc->idiag_ext;
+ req.pad = 0;
req.idiag_states = rc->idiag_states;
req.id = rc->id;
@@ -1398,6 +1399,7 @@ static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
req.sdiag_family = rc->idiag_family;
req.sdiag_protocol = inet_diag_type2proto(nlh->nlmsg_type);
req.idiag_ext = rc->idiag_ext;
+ req.pad = 0;
req.idiag_states = rc->idiag_states;
req.id = rc->id;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index e67cbeeeb95b..77294fd5fd3e 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4224,6 +4224,13 @@ void tcp_parse_options(const struct net *net,
*/
break;
#endif
+#ifdef CONFIG_TCP_AO
+ case TCPOPT_AO:
+ /* TCP AO has already been checked
+ * (see tcp_inbound_ao_hash()).
+ */
+ break;
+#endif
case TCPOPT_FASTOPEN:
tcp_parse_fastopen_option(
opsize - TCPOLEN_FASTOPEN_BASE,
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index dfe94a90ece4..23efb78fe9ef 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -476,6 +476,7 @@ prev_vertex:
}
if (vertex->index == vertex->scc_index) {
+ struct unix_vertex *v;
struct list_head scc;
bool scc_dead = true;
@@ -486,15 +487,15 @@ prev_vertex:
*/
__list_cut_position(&scc, &vertex_stack, &vertex->scc_entry);
- list_for_each_entry_reverse(vertex, &scc, scc_entry) {
+ list_for_each_entry_reverse(v, &scc, scc_entry) {
/* Don't restart DFS from this vertex in unix_walk_scc(). */
- list_move_tail(&vertex->entry, &unix_visited_vertices);
+ list_move_tail(&v->entry, &unix_visited_vertices);
/* Mark vertex as off-stack. */
- vertex->index = unix_vertex_grouped_index;
+ v->index = unix_vertex_grouped_index;
if (scc_dead)
- scc_dead = unix_vertex_dead(vertex);
+ scc_dead = unix_vertex_dead(v);
}
if (scc_dead)
diff --git a/tools/testing/selftests/net/af_unix/scm_rights.c b/tools/testing/selftests/net/af_unix/scm_rights.c
index 2bfed46e0b19..d66336256580 100644
--- a/tools/testing/selftests/net/af_unix/scm_rights.c
+++ b/tools/testing/selftests/net/af_unix/scm_rights.c
@@ -14,12 +14,12 @@
FIXTURE(scm_rights)
{
- int fd[16];
+ int fd[32];
};
FIXTURE_VARIANT(scm_rights)
{
- char name[16];
+ char name[32];
int type;
int flags;
bool test_listener;
@@ -172,6 +172,8 @@ static void __create_sockets(struct __test_metadata *_metadata,
const FIXTURE_VARIANT(scm_rights) *variant,
int n)
{
+ ASSERT_LE(n * 2, sizeof(self->fd) / sizeof(self->fd[0]));
+
if (variant->test_listener)
create_listeners(_metadata, self, n);
else
@@ -283,4 +285,23 @@ TEST_F(scm_rights, cross_edge)
close_sockets(8);
}
+TEST_F(scm_rights, backtrack_from_scc)
+{
+ create_sockets(10);
+
+ send_fd(0, 1);
+ send_fd(0, 4);
+ send_fd(1, 2);
+ send_fd(2, 3);
+ send_fd(3, 1);
+
+ send_fd(5, 6);
+ send_fd(5, 9);
+ send_fd(6, 7);
+ send_fd(7, 8);
+ send_fd(8, 6);
+
+ close_sockets(10);
+}
+
TEST_HARNESS_MAIN
diff --git a/tools/testing/selftests/net/msg_zerocopy.c b/tools/testing/selftests/net/msg_zerocopy.c
index bdc03a2097e8..7ea5fb28c93d 100644
--- a/tools/testing/selftests/net/msg_zerocopy.c
+++ b/tools/testing/selftests/net/msg_zerocopy.c
@@ -85,6 +85,7 @@ static bool cfg_rx;
static int cfg_runtime_ms = 4200;
static int cfg_verbose;
static int cfg_waittime_ms = 500;
+static int cfg_notification_limit = 32;
static bool cfg_zerocopy;
static socklen_t cfg_alen;
@@ -95,6 +96,7 @@ static char payload[IP_MAXPACKET];
static long packets, bytes, completions, expected_completions;
static int zerocopied = -1;
static uint32_t next_completion;
+static uint32_t sends_since_notify;
static unsigned long gettimeofday_ms(void)
{
@@ -208,6 +210,7 @@ static bool do_sendmsg(int fd, struct msghdr *msg, bool do_zerocopy, int domain)
error(1, errno, "send");
if (cfg_verbose && ret != len)
fprintf(stderr, "send: ret=%u != %u\n", ret, len);
+ sends_since_notify++;
if (len) {
packets++;
@@ -435,7 +438,7 @@ static bool do_recv_completion(int fd, int domain)
/* Detect notification gaps. These should not happen often, if at all.
* Gaps can occur due to drops, reordering and retransmissions.
*/
- if (lo != next_completion)
+ if (cfg_verbose && lo != next_completion)
fprintf(stderr, "gap: %u..%u does not append to %u\n",
lo, hi, next_completion);
next_completion = hi + 1;
@@ -460,6 +463,7 @@ static bool do_recv_completion(int fd, int domain)
static void do_recv_completions(int fd, int domain)
{
while (do_recv_completion(fd, domain)) {}
+ sends_since_notify = 0;
}
/* Wait for all remaining completions on the errqueue */
@@ -549,6 +553,9 @@ static void do_tx(int domain, int type, int protocol)
else
do_sendmsg(fd, &msg, cfg_zerocopy, domain);
+ if (cfg_zerocopy && sends_since_notify >= cfg_notification_limit)
+ do_recv_completions(fd, domain);
+
while (!do_poll(fd, POLLOUT)) {
if (cfg_zerocopy)
do_recv_completions(fd, domain);
@@ -708,7 +715,7 @@ static void parse_opts(int argc, char **argv)
cfg_payload_len = max_payload_len;
- while ((c = getopt(argc, argv, "46c:C:D:i:mp:rs:S:t:vz")) != -1) {
+ while ((c = getopt(argc, argv, "46c:C:D:i:l:mp:rs:S:t:vz")) != -1) {
switch (c) {
case '4':
if (cfg_family != PF_UNSPEC)
@@ -736,6 +743,9 @@ static void parse_opts(int argc, char **argv)
if (cfg_ifindex == 0)
error(1, errno, "invalid iface: %s", optarg);
break;
+ case 'l':
+ cfg_notification_limit = strtoul(optarg, NULL, 0);
+ break;
case 'm':
cfg_cork_mixed = true;
break;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.