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-rw-r--r--.mailmap7
-rw-r--r--Documentation/netlink/specs/ethtool.yaml3
-rw-r--r--MAINTAINERS5
-rw-r--r--drivers/atm/atmtcp.c4
-rw-r--r--drivers/net/can/m_can/tcan4x5x-core.c9
-rw-r--r--drivers/net/ethernet/airoha/airoha_ppe.c4
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c87
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c24
-rw-r--r--drivers/net/ethernet/faraday/Kconfig1
-rw-r--r--drivers/net/ethernet/intel/e1000e/netdev.c14
-rw-r--r--drivers/net/ethernet/intel/e1000e/ptp.c8
-rw-r--r--drivers/net/ethernet/intel/ice/ice_arfs.c48
-rw-r--r--drivers/net/ethernet/intel/ice/ice_eswitch.c6
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c6
-rw-r--r--drivers/net/ethernet/meta/fbnic/fbnic_fw.c5
-rw-r--r--drivers/net/ethernet/microchip/lan743x_ptp.h4
-rw-r--r--drivers/net/ethernet/pensando/ionic/ionic_main.c3
-rw-r--r--drivers/net/ethernet/ti/icssg/icssg_common.c19
-rw-r--r--drivers/ptp/ptp_clock.c3
-rw-r--r--drivers/ptp/ptp_private.h22
-rw-r--r--include/linux/atmdev.h6
-rw-r--r--include/uapi/linux/ethtool_netlink.h4
-rw-r--r--include/uapi/linux/ethtool_netlink_generated.h4
-rw-r--r--lib/Kconfig1
-rw-r--r--net/atm/common.c1
-rw-r--r--net/atm/lec.c12
-rw-r--r--net/atm/raw.c2
-rw-r--r--net/core/skbuff.c3
-rw-r--r--net/ipv4/tcp_fastopen.c3
-rw-r--r--net/ipv4/tcp_input.c37
-rw-r--r--net/ipv6/calipso.c8
-rw-r--r--net/mpls/af_mpls.c4
-rw-r--r--net/nfc/nci/uart.c8
-rw-r--r--net/openvswitch/actions.c23
-rw-r--r--net/openvswitch/datapath.c42
-rw-r--r--net/openvswitch/datapath.h3
-rw-r--r--net/sched/sch_taprio.c6
-rw-r--r--net/tipc/udp_media.c4
-rw-r--r--tools/net/ynl/pyynl/lib/ynl.py28
-rwxr-xr-xtools/testing/selftests/drivers/net/netdevsim/peer.sh3
-rw-r--r--tools/testing/selftests/net/.gitignore1
-rw-r--r--tools/testing/selftests/net/Makefile2
-rw-r--r--tools/testing/selftests/net/tfo.c171
-rwxr-xr-xtools/testing/selftests/net/tfo_passive.sh112
45 files changed, 630 insertions, 144 deletions
diff --git a/.mailmap b/.mailmap
index b77cd34cf852..7a3ffabb3434 100644
--- a/.mailmap
+++ b/.mailmap
@@ -691,9 +691,10 @@ Serge Hallyn <sergeh@kernel.org> <serge.hallyn@canonical.com>
Serge Hallyn <sergeh@kernel.org> <serue@us.ibm.com>
Seth Forshee <sforshee@kernel.org> <seth.forshee@canonical.com>
Shakeel Butt <shakeel.butt@linux.dev> <shakeelb@google.com>
-Shannon Nelson <shannon.nelson@amd.com> <snelson@pensando.io>
-Shannon Nelson <shannon.nelson@amd.com> <shannon.nelson@intel.com>
-Shannon Nelson <shannon.nelson@amd.com> <shannon.nelson@oracle.com>
+Shannon Nelson <sln@onemain.com> <shannon.nelson@amd.com>
+Shannon Nelson <sln@onemain.com> <snelson@pensando.io>
+Shannon Nelson <sln@onemain.com> <shannon.nelson@intel.com>
+Shannon Nelson <sln@onemain.com> <shannon.nelson@oracle.com>
Sharath Chandra Vurukala <quic_sharathv@quicinc.com> <sharathv@codeaurora.org>
Shiraz Hashim <shiraz.linux.kernel@gmail.com> <shiraz.hashim@st.com>
Shuah Khan <shuah@kernel.org> <shuahkhan@gmail.com>
diff --git a/Documentation/netlink/specs/ethtool.yaml b/Documentation/netlink/specs/ethtool.yaml
index 9f98715a6512..72a076b0e1b5 100644
--- a/Documentation/netlink/specs/ethtool.yaml
+++ b/Documentation/netlink/specs/ethtool.yaml
@@ -7,6 +7,9 @@ protocol: genetlink-legacy
doc: Partial family for Ethtool Netlink.
uapi-header: linux/ethtool_netlink_generated.h
+c-family-name: ethtool-genl-name
+c-version-name: ethtool-genl-version
+
definitions:
-
name: udp-tunnel-type
diff --git a/MAINTAINERS b/MAINTAINERS
index 99fbde007792..437381aeaa71 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1157,7 +1157,6 @@ F: arch/x86/include/asm/amd/node.h
F: arch/x86/kernel/amd_node.c
AMD PDS CORE DRIVER
-M: Shannon Nelson <shannon.nelson@amd.com>
M: Brett Creeley <brett.creeley@amd.com>
L: netdev@vger.kernel.org
S: Maintained
@@ -9941,7 +9940,6 @@ F: drivers/fwctl/mlx5/
FWCTL PDS DRIVER
M: Brett Creeley <brett.creeley@amd.com>
-R: Shannon Nelson <shannon.nelson@amd.com>
L: linux-kernel@vger.kernel.org
S: Maintained
F: drivers/fwctl/pds/
@@ -19377,7 +19375,7 @@ F: crypto/pcrypt.c
F: include/crypto/pcrypt.h
PDS DSC VIRTIO DATA PATH ACCELERATOR
-R: Shannon Nelson <shannon.nelson@amd.com>
+R: Brett Creeley <brett.creeley@amd.com>
F: drivers/vdpa/pds/
PECI HARDWARE MONITORING DRIVERS
@@ -19399,7 +19397,6 @@ F: include/linux/peci-cpu.h
F: include/linux/peci.h
PENSANDO ETHERNET DRIVERS
-M: Shannon Nelson <shannon.nelson@amd.com>
M: Brett Creeley <brett.creeley@amd.com>
L: netdev@vger.kernel.org
S: Maintained
diff --git a/drivers/atm/atmtcp.c b/drivers/atm/atmtcp.c
index d4aa0f353b6c..eeae160c898d 100644
--- a/drivers/atm/atmtcp.c
+++ b/drivers/atm/atmtcp.c
@@ -288,7 +288,9 @@ static int atmtcp_c_send(struct atm_vcc *vcc,struct sk_buff *skb)
struct sk_buff *new_skb;
int result = 0;
- if (!skb->len) return 0;
+ if (skb->len < sizeof(struct atmtcp_hdr))
+ goto done;
+
dev = vcc->dev_data;
hdr = (struct atmtcp_hdr *) skb->data;
if (hdr->length == ATMTCP_HDR_MAGIC) {
diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c
index e5c162f8c589..8edaa339d590 100644
--- a/drivers/net/can/m_can/tcan4x5x-core.c
+++ b/drivers/net/can/m_can/tcan4x5x-core.c
@@ -411,10 +411,11 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
priv = cdev_to_priv(mcan_class);
priv->power = devm_regulator_get_optional(&spi->dev, "vsup");
- if (PTR_ERR(priv->power) == -EPROBE_DEFER) {
- ret = -EPROBE_DEFER;
- goto out_m_can_class_free_dev;
- } else {
+ if (IS_ERR(priv->power)) {
+ if (PTR_ERR(priv->power) == -EPROBE_DEFER) {
+ ret = -EPROBE_DEFER;
+ goto out_m_can_class_free_dev;
+ }
priv->power = NULL;
}
diff --git a/drivers/net/ethernet/airoha/airoha_ppe.c b/drivers/net/ethernet/airoha/airoha_ppe.c
index 9067d2fc7706..0e217acfc5ef 100644
--- a/drivers/net/ethernet/airoha/airoha_ppe.c
+++ b/drivers/net/ethernet/airoha/airoha_ppe.c
@@ -809,8 +809,10 @@ airoha_ppe_foe_flow_l2_entry_update(struct airoha_ppe *ppe,
int idle;
hwe = airoha_ppe_foe_get_entry(ppe, iter->hash);
- ib1 = READ_ONCE(hwe->ib1);
+ if (!hwe)
+ continue;
+ ib1 = READ_ONCE(hwe->ib1);
state = FIELD_GET(AIROHA_FOE_IB1_BIND_STATE, ib1);
if (state != AIROHA_FOE_STATE_BIND) {
iter->hash = 0xffff;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 869580b6f70d..2cb3185c442c 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -10780,6 +10780,72 @@ void bnxt_del_one_rss_ctx(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx,
bp->num_rss_ctx--;
}
+static bool bnxt_vnic_has_rx_ring(struct bnxt *bp, struct bnxt_vnic_info *vnic,
+ int rxr_id)
+{
+ u16 tbl_size = bnxt_get_rxfh_indir_size(bp->dev);
+ int i, vnic_rx;
+
+ /* Ntuple VNIC always has all the rx rings. Any change of ring id
+ * must be updated because a future filter may use it.
+ */
+ if (vnic->flags & BNXT_VNIC_NTUPLE_FLAG)
+ return true;
+
+ for (i = 0; i < tbl_size; i++) {
+ if (vnic->flags & BNXT_VNIC_RSSCTX_FLAG)
+ vnic_rx = ethtool_rxfh_context_indir(vnic->rss_ctx)[i];
+ else
+ vnic_rx = bp->rss_indir_tbl[i];
+
+ if (rxr_id == vnic_rx)
+ return true;
+ }
+
+ return false;
+}
+
+static int bnxt_set_vnic_mru_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic,
+ u16 mru, int rxr_id)
+{
+ int rc;
+
+ if (!bnxt_vnic_has_rx_ring(bp, vnic, rxr_id))
+ return 0;
+
+ if (mru) {
+ rc = bnxt_hwrm_vnic_set_rss_p5(bp, vnic, true);
+ if (rc) {
+ netdev_err(bp->dev, "hwrm vnic %d set rss failure rc: %d\n",
+ vnic->vnic_id, rc);
+ return rc;
+ }
+ }
+ vnic->mru = mru;
+ bnxt_hwrm_vnic_update(bp, vnic,
+ VNIC_UPDATE_REQ_ENABLES_MRU_VALID);
+
+ return 0;
+}
+
+static int bnxt_set_rss_ctx_vnic_mru(struct bnxt *bp, u16 mru, int rxr_id)
+{
+ struct ethtool_rxfh_context *ctx;
+ unsigned long context;
+ int rc;
+
+ xa_for_each(&bp->dev->ethtool->rss_ctx, context, ctx) {
+ struct bnxt_rss_ctx *rss_ctx = ethtool_rxfh_context_priv(ctx);
+ struct bnxt_vnic_info *vnic = &rss_ctx->vnic;
+
+ rc = bnxt_set_vnic_mru_p5(bp, vnic, mru, rxr_id);
+ if (rc)
+ return rc;
+ }
+
+ return 0;
+}
+
static void bnxt_hwrm_realloc_rss_ctx_vnic(struct bnxt *bp)
{
bool set_tpa = !!(bp->flags & BNXT_FLAG_TPA);
@@ -15927,6 +15993,7 @@ static int bnxt_queue_start(struct net_device *dev, void *qmem, int idx)
struct bnxt_vnic_info *vnic;
struct bnxt_napi *bnapi;
int i, rc;
+ u16 mru;
rxr = &bp->rx_ring[idx];
clone = qmem;
@@ -15977,21 +16044,15 @@ static int bnxt_queue_start(struct net_device *dev, void *qmem, int idx)
napi_enable_locked(&bnapi->napi);
bnxt_db_nq_arm(bp, &cpr->cp_db, cpr->cp_raw_cons);
+ mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN;
for (i = 0; i < bp->nr_vnics; i++) {
vnic = &bp->vnic_info[i];
- rc = bnxt_hwrm_vnic_set_rss_p5(bp, vnic, true);
- if (rc) {
- netdev_err(bp->dev, "hwrm vnic %d set rss failure rc: %d\n",
- vnic->vnic_id, rc);
+ rc = bnxt_set_vnic_mru_p5(bp, vnic, mru, idx);
+ if (rc)
return rc;
- }
- vnic->mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN;
- bnxt_hwrm_vnic_update(bp, vnic,
- VNIC_UPDATE_REQ_ENABLES_MRU_VALID);
}
-
- return 0;
+ return bnxt_set_rss_ctx_vnic_mru(bp, mru, idx);
err_reset:
netdev_err(bp->dev, "Unexpected HWRM error during queue start rc: %d\n",
@@ -16013,10 +16074,10 @@ static int bnxt_queue_stop(struct net_device *dev, void *qmem, int idx)
for (i = 0; i < bp->nr_vnics; i++) {
vnic = &bp->vnic_info[i];
- vnic->mru = 0;
- bnxt_hwrm_vnic_update(bp, vnic,
- VNIC_UPDATE_REQ_ENABLES_MRU_VALID);
+
+ bnxt_set_vnic_mru_p5(bp, vnic, 0, idx);
}
+ bnxt_set_rss_ctx_vnic_mru(bp, 0, idx);
/* Make sure NAPI sees that the VNIC is disabled */
synchronize_net();
rxr = &bp->rx_ring[idx];
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
index 84c4812414fd..2450a369b792 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
@@ -231,10 +231,9 @@ void bnxt_ulp_stop(struct bnxt *bp)
return;
mutex_lock(&edev->en_dev_lock);
- if (!bnxt_ulp_registered(edev)) {
- mutex_unlock(&edev->en_dev_lock);
- return;
- }
+ if (!bnxt_ulp_registered(edev) ||
+ (edev->flags & BNXT_EN_FLAG_ULP_STOPPED))
+ goto ulp_stop_exit;
edev->flags |= BNXT_EN_FLAG_ULP_STOPPED;
if (aux_priv) {
@@ -250,6 +249,7 @@ void bnxt_ulp_stop(struct bnxt *bp)
adrv->suspend(adev, pm);
}
}
+ulp_stop_exit:
mutex_unlock(&edev->en_dev_lock);
}
@@ -258,19 +258,13 @@ void bnxt_ulp_start(struct bnxt *bp, int err)
struct bnxt_aux_priv *aux_priv = bp->aux_priv;
struct bnxt_en_dev *edev = bp->edev;
- if (!edev)
- return;
-
- edev->flags &= ~BNXT_EN_FLAG_ULP_STOPPED;
-
- if (err)
+ if (!edev || err)
return;
mutex_lock(&edev->en_dev_lock);
- if (!bnxt_ulp_registered(edev)) {
- mutex_unlock(&edev->en_dev_lock);
- return;
- }
+ if (!bnxt_ulp_registered(edev) ||
+ !(edev->flags & BNXT_EN_FLAG_ULP_STOPPED))
+ goto ulp_start_exit;
if (edev->ulp_tbl->msix_requested)
bnxt_fill_msix_vecs(bp, edev->msix_entries);
@@ -287,6 +281,8 @@ void bnxt_ulp_start(struct bnxt *bp, int err)
adrv->resume(adev);
}
}
+ulp_start_exit:
+ edev->flags &= ~BNXT_EN_FLAG_ULP_STOPPED;
mutex_unlock(&edev->en_dev_lock);
}
diff --git a/drivers/net/ethernet/faraday/Kconfig b/drivers/net/ethernet/faraday/Kconfig
index c699bd6bcbb9..474073c7f94d 100644
--- a/drivers/net/ethernet/faraday/Kconfig
+++ b/drivers/net/ethernet/faraday/Kconfig
@@ -31,6 +31,7 @@ config FTGMAC100
depends on ARM || COMPILE_TEST
depends on !64BIT || BROKEN
select PHYLIB
+ select FIXED_PHY
select MDIO_ASPEED if MACH_ASPEED_G6
select CRC32
help
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index a96f4cfa6e17..7719e15813ee 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -3534,9 +3534,6 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca)
case e1000_pch_cnp:
case e1000_pch_tgp:
case e1000_pch_adp:
- case e1000_pch_mtp:
- case e1000_pch_lnp:
- case e1000_pch_ptp:
case e1000_pch_nvp:
if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI) {
/* Stable 24MHz frequency */
@@ -3552,6 +3549,17 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca)
adapter->cc.shift = shift;
}
break;
+ case e1000_pch_mtp:
+ case e1000_pch_lnp:
+ case e1000_pch_ptp:
+ /* System firmware can misreport this value, so set it to a
+ * stable 38400KHz frequency.
+ */
+ incperiod = INCPERIOD_38400KHZ;
+ incvalue = INCVALUE_38400KHZ;
+ shift = INCVALUE_SHIFT_38400KHZ;
+ adapter->cc.shift = shift;
+ break;
case e1000_82574:
case e1000_82583:
/* Stable 25MHz frequency */
diff --git a/drivers/net/ethernet/intel/e1000e/ptp.c b/drivers/net/ethernet/intel/e1000e/ptp.c
index 89d57dd911dc..ea3c3eb2ef20 100644
--- a/drivers/net/ethernet/intel/e1000e/ptp.c
+++ b/drivers/net/ethernet/intel/e1000e/ptp.c
@@ -295,15 +295,17 @@ void e1000e_ptp_init(struct e1000_adapter *adapter)
case e1000_pch_cnp:
case e1000_pch_tgp:
case e1000_pch_adp:
- case e1000_pch_mtp:
- case e1000_pch_lnp:
- case e1000_pch_ptp:
case e1000_pch_nvp:
if (er32(TSYNCRXCTL) & E1000_TSYNCRXCTL_SYSCFI)
adapter->ptp_clock_info.max_adj = MAX_PPB_24MHZ;
else
adapter->ptp_clock_info.max_adj = MAX_PPB_38400KHZ;
break;
+ case e1000_pch_mtp:
+ case e1000_pch_lnp:
+ case e1000_pch_ptp:
+ adapter->ptp_clock_info.max_adj = MAX_PPB_38400KHZ;
+ break;
case e1000_82574:
case e1000_82583:
adapter->ptp_clock_info.max_adj = MAX_PPB_25MHZ;
diff --git a/drivers/net/ethernet/intel/ice/ice_arfs.c b/drivers/net/ethernet/intel/ice/ice_arfs.c
index 2bc5c7f59844..1f7834c03550 100644
--- a/drivers/net/ethernet/intel/ice/ice_arfs.c
+++ b/drivers/net/ethernet/intel/ice/ice_arfs.c
@@ -378,6 +378,50 @@ ice_arfs_is_perfect_flow_set(struct ice_hw *hw, __be16 l3_proto, u8 l4_proto)
}
/**
+ * ice_arfs_cmp - Check if aRFS filter matches this flow.
+ * @fltr_info: filter info of the saved ARFS entry.
+ * @fk: flow dissector keys.
+ * @n_proto: One of htons(ETH_P_IP) or htons(ETH_P_IPV6).
+ * @ip_proto: One of IPPROTO_TCP or IPPROTO_UDP.
+ *
+ * Since this function assumes limited values for n_proto and ip_proto, it
+ * is meant to be called only from ice_rx_flow_steer().
+ *
+ * Return:
+ * * true - fltr_info refers to the same flow as fk.
+ * * false - fltr_info and fk refer to different flows.
+ */
+static bool
+ice_arfs_cmp(const struct ice_fdir_fltr *fltr_info, const struct flow_keys *fk,
+ __be16 n_proto, u8 ip_proto)
+{
+ /* Determine if the filter is for IPv4 or IPv6 based on flow_type,
+ * which is one of ICE_FLTR_PTYPE_NONF_IPV{4,6}_{TCP,UDP}.
+ */
+ bool is_v4 = fltr_info->flow_type == ICE_FLTR_PTYPE_NONF_IPV4_TCP ||
+ fltr_info->flow_type == ICE_FLTR_PTYPE_NONF_IPV4_UDP;
+
+ /* Following checks are arranged in the quickest and most discriminative
+ * fields first for early failure.
+ */
+ if (is_v4)
+ return n_proto == htons(ETH_P_IP) &&
+ fltr_info->ip.v4.src_port == fk->ports.src &&
+ fltr_info->ip.v4.dst_port == fk->ports.dst &&
+ fltr_info->ip.v4.src_ip == fk->addrs.v4addrs.src &&
+ fltr_info->ip.v4.dst_ip == fk->addrs.v4addrs.dst &&
+ fltr_info->ip.v4.proto == ip_proto;
+
+ return fltr_info->ip.v6.src_port == fk->ports.src &&
+ fltr_info->ip.v6.dst_port == fk->ports.dst &&
+ fltr_info->ip.v6.proto == ip_proto &&
+ !memcmp(&fltr_info->ip.v6.src_ip, &fk->addrs.v6addrs.src,
+ sizeof(struct in6_addr)) &&
+ !memcmp(&fltr_info->ip.v6.dst_ip, &fk->addrs.v6addrs.dst,
+ sizeof(struct in6_addr));
+}
+
+/**
* ice_rx_flow_steer - steer the Rx flow to where application is being run
* @netdev: ptr to the netdev being adjusted
* @skb: buffer with required header information
@@ -448,6 +492,10 @@ ice_rx_flow_steer(struct net_device *netdev, const struct sk_buff *skb,
continue;
fltr_info = &arfs_entry->fltr_info;
+
+ if (!ice_arfs_cmp(fltr_info, &fk, n_proto, ip_proto))
+ continue;
+
ret = fltr_info->fltr_id;
if (fltr_info->q_index == rxq_idx ||
diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c
index 6aae03771746..2e4f0969035f 100644
--- a/drivers/net/ethernet/intel/ice/ice_eswitch.c
+++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c
@@ -508,10 +508,14 @@ err_create_repr:
*/
int ice_eswitch_attach_vf(struct ice_pf *pf, struct ice_vf *vf)
{
- struct ice_repr *repr = ice_repr_create_vf(vf);
struct devlink *devlink = priv_to_devlink(pf);
+ struct ice_repr *repr;
int err;
+ if (!ice_is_eswitch_mode_switchdev(pf))
+ return 0;
+
+ repr = ice_repr_create_vf(vf);
if (IS_ERR(repr))
return PTR_ERR(repr);
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
index 6f572589f1e5..6b5c9536d26d 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
@@ -1822,7 +1822,7 @@ int otx2_nix_config_bp(struct otx2_nic *pfvf, bool enable)
req->chan_cnt = IEEE_8021QAZ_MAX_TCS;
req->bpid_per_chan = 1;
} else {
- req->chan_cnt = 1;
+ req->chan_cnt = pfvf->hw.rx_chan_cnt;
req->bpid_per_chan = 0;
}
@@ -1847,7 +1847,7 @@ int otx2_nix_cpt_config_bp(struct otx2_nic *pfvf, bool enable)
req->chan_cnt = IEEE_8021QAZ_MAX_TCS;
req->bpid_per_chan = 1;
} else {
- req->chan_cnt = 1;
+ req->chan_cnt = pfvf->hw.rx_chan_cnt;
req->bpid_per_chan = 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
index fb2e5b844c15..d76d7a945899 100644
--- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
+++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_main.c
@@ -447,8 +447,10 @@ static int mlxbf_gige_probe(struct platform_device *pdev)
priv->llu_plu_irq = platform_get_irq(pdev, MLXBF_GIGE_LLU_PLU_INTR_IDX);
phy_irq = acpi_dev_gpio_irq_get_by(ACPI_COMPANION(&pdev->dev), "phy", 0);
- if (phy_irq < 0) {
- dev_err(&pdev->dev, "Error getting PHY irq. Use polling instead");
+ if (phy_irq == -EPROBE_DEFER) {
+ err = -EPROBE_DEFER;
+ goto out;
+ } else if (phy_irq < 0) {
phy_irq = PHY_POLL;
}
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_fw.c b/drivers/net/ethernet/meta/fbnic/fbnic_fw.c
index e2368075ab8c..4521d0483d18 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_fw.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_fw.c
@@ -127,11 +127,8 @@ static int fbnic_mbx_map_msg(struct fbnic_dev *fbd, int mbx_idx,
return -EBUSY;
addr = dma_map_single(fbd->dev, msg, PAGE_SIZE, direction);
- if (dma_mapping_error(fbd->dev, addr)) {
- free_page((unsigned long)msg);
-
+ if (dma_mapping_error(fbd->dev, addr))
return -ENOSPC;
- }
mbx->buf_info[tail].msg = msg;
mbx->buf_info[tail].addr = addr;
diff --git a/drivers/net/ethernet/microchip/lan743x_ptp.h b/drivers/net/ethernet/microchip/lan743x_ptp.h
index e8d073bfa2ca..f33dc83c5700 100644
--- a/drivers/net/ethernet/microchip/lan743x_ptp.h
+++ b/drivers/net/ethernet/microchip/lan743x_ptp.h
@@ -18,9 +18,9 @@
*/
#define LAN743X_PTP_N_EVENT_CHAN 2
#define LAN743X_PTP_N_PEROUT LAN743X_PTP_N_EVENT_CHAN
-#define LAN743X_PTP_N_EXTTS 4
-#define LAN743X_PTP_N_PPS 0
#define PCI11X1X_PTP_IO_MAX_CHANNELS 8
+#define LAN743X_PTP_N_EXTTS PCI11X1X_PTP_IO_MAX_CHANNELS
+#define LAN743X_PTP_N_PPS 0
#define PTP_CMD_CTL_TIMEOUT_CNT 50
struct lan743x_adapter;
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_main.c b/drivers/net/ethernet/pensando/ionic/ionic_main.c
index daf1e82cb76b..0e60a6bef99a 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_main.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_main.c
@@ -516,9 +516,9 @@ static int __ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_seconds,
unsigned long start_time;
unsigned long max_wait;
unsigned long duration;
- int done = 0;
bool fw_up;
int opcode;
+ bool done;
int err;
/* Wait for dev cmd to complete, retrying if we get EAGAIN,
@@ -526,6 +526,7 @@ static int __ionic_dev_cmd_wait(struct ionic *ionic, unsigned long max_seconds,
*/
max_wait = jiffies + (max_seconds * HZ);
try_again:
+ done = false;
opcode = idev->opcode;
start_time = jiffies;
for (fw_up = ionic_is_fw_running(idev);
diff --git a/drivers/net/ethernet/ti/icssg/icssg_common.c b/drivers/net/ethernet/ti/icssg/icssg_common.c
index 5b8fdb882172..12f25cec6255 100644
--- a/drivers/net/ethernet/ti/icssg/icssg_common.c
+++ b/drivers/net/ethernet/ti/icssg/icssg_common.c
@@ -98,20 +98,11 @@ void prueth_xmit_free(struct prueth_tx_chn *tx_chn,
{
struct cppi5_host_desc_t *first_desc, *next_desc;
dma_addr_t buf_dma, next_desc_dma;
- struct prueth_swdata *swdata;
- struct page *page;
u32 buf_dma_len;
first_desc = desc;
next_desc = first_desc;
- swdata = cppi5_hdesc_get_swdata(desc);
- if (swdata->type == PRUETH_SWDATA_PAGE) {
- page = swdata->data.page;
- page_pool_recycle_direct(page->pp, swdata->data.page);
- goto free_desc;
- }
-
cppi5_hdesc_get_obuf(first_desc, &buf_dma, &buf_dma_len);
k3_udma_glue_tx_cppi5_to_dma_addr(tx_chn->tx_chn, &buf_dma);
@@ -135,7 +126,6 @@ void prueth_xmit_free(struct prueth_tx_chn *tx_chn,
k3_cppi_desc_pool_free(tx_chn->desc_pool, next_desc);
}
-free_desc:
k3_cppi_desc_pool_free(tx_chn->desc_pool, first_desc);
}
EXPORT_SYMBOL_GPL(prueth_xmit_free);
@@ -612,13 +602,8 @@ u32 emac_xmit_xdp_frame(struct prueth_emac *emac,
k3_udma_glue_tx_dma_to_cppi5_addr(tx_chn->tx_chn, &buf_dma);
cppi5_hdesc_attach_buf(first_desc, buf_dma, xdpf->len, buf_dma, xdpf->len);
swdata = cppi5_hdesc_get_swdata(first_desc);
- if (page) {
- swdata->type = PRUETH_SWDATA_PAGE;
- swdata->data.page = page;
- } else {
- swdata->type = PRUETH_SWDATA_XDPF;
- swdata->data.xdpf = xdpf;
- }
+ swdata->type = PRUETH_SWDATA_XDPF;
+ swdata->data.xdpf = xdpf;
/* Report BQL before sending the packet */
netif_txq = netdev_get_tx_queue(ndev, tx_chn->id);
diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
index 35a5994bf64f..36f57d7b4a66 100644
--- a/drivers/ptp/ptp_clock.c
+++ b/drivers/ptp/ptp_clock.c
@@ -121,7 +121,8 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct __kernel_timex *tx)
struct ptp_clock_info *ops;
int err = -EOPNOTSUPP;
- if (ptp_clock_freerun(ptp)) {
+ if (tx->modes & (ADJ_SETOFFSET | ADJ_FREQUENCY | ADJ_OFFSET) &&
+ ptp_clock_freerun(ptp)) {
pr_err("ptp: physical clock is free running\n");
return -EBUSY;
}
diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h
index 528d86a33f37..a6aad743c282 100644
--- a/drivers/ptp/ptp_private.h
+++ b/drivers/ptp/ptp_private.h
@@ -98,7 +98,27 @@ static inline int queue_cnt(const struct timestamp_event_queue *q)
/* Check if ptp virtual clock is in use */
static inline bool ptp_vclock_in_use(struct ptp_clock *ptp)
{
- return !ptp->is_virtual_clock;
+ bool in_use = false;
+
+ /* Virtual clocks can't be stacked on top of virtual clocks.
+ * Avoid acquiring the n_vclocks_mux on virtual clocks, to allow this
+ * function to be called from code paths where the n_vclocks_mux of the
+ * parent physical clock is already held. Functionally that's not an
+ * issue, but lockdep would complain, because they have the same lock
+ * class.
+ */
+ if (ptp->is_virtual_clock)
+ return false;
+
+ if (mutex_lock_interruptible(&ptp->n_vclocks_mux))
+ return true;
+
+ if (ptp->n_vclocks)
+ in_use = true;
+
+ mutex_unlock(&ptp->n_vclocks_mux);
+
+ return in_use;
}
/* Check if ptp clock shall be free running */
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 9b02961d65ee..45f2f278b50a 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -249,6 +249,12 @@ static inline void atm_account_tx(struct atm_vcc *vcc, struct sk_buff *skb)
ATM_SKB(skb)->atm_options = vcc->atm_options;
}
+static inline void atm_return_tx(struct atm_vcc *vcc, struct sk_buff *skb)
+{
+ WARN_ON_ONCE(refcount_sub_and_test(ATM_SKB(skb)->acct_truesize,
+ &sk_atm(vcc)->sk_wmem_alloc));
+}
+
static inline void atm_force_charge(struct atm_vcc *vcc,int truesize)
{
atomic_add(truesize, &sk_atm(vcc)->sk_rmem_alloc);
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h
index 9ff72cfb2e98..09a75bdb6560 100644
--- a/include/uapi/linux/ethtool_netlink.h
+++ b/include/uapi/linux/ethtool_netlink.h
@@ -208,10 +208,6 @@ enum {
ETHTOOL_A_STATS_PHY_MAX = (__ETHTOOL_A_STATS_PHY_CNT - 1)
};
-/* generic netlink info */
-#define ETHTOOL_GENL_NAME "ethtool"
-#define ETHTOOL_GENL_VERSION 1
-
#define ETHTOOL_MCGRP_MONITOR_NAME "monitor"
#endif /* _UAPI_LINUX_ETHTOOL_NETLINK_H_ */
diff --git a/include/uapi/linux/ethtool_netlink_generated.h b/include/uapi/linux/ethtool_netlink_generated.h
index 9a02f579de22..aa8ab5227c1e 100644
--- a/include/uapi/linux/ethtool_netlink_generated.h
+++ b/include/uapi/linux/ethtool_netlink_generated.h
@@ -6,8 +6,8 @@
#ifndef _UAPI_LINUX_ETHTOOL_NETLINK_GENERATED_H
#define _UAPI_LINUX_ETHTOOL_NETLINK_GENERATED_H
-#define ETHTOOL_FAMILY_NAME "ethtool"
-#define ETHTOOL_FAMILY_VERSION 1
+#define ETHTOOL_GENL_NAME "ethtool"
+#define ETHTOOL_GENL_VERSION 1
enum {
ETHTOOL_UDP_TUNNEL_TYPE_VXLAN,
diff --git a/lib/Kconfig b/lib/Kconfig
index 6c1b8f184267..37db228f70a9 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -716,6 +716,7 @@ config GENERIC_LIB_DEVMEM_IS_ALLOWED
config PLDMFW
bool
+ select CRC32
default n
config ASN1_ENCODER
diff --git a/net/atm/common.c b/net/atm/common.c
index 9b75699992ff..d7f7976ea13a 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -635,6 +635,7 @@ int vcc_sendmsg(struct socket *sock, struct msghdr *m, size_t size)
skb->dev = NULL; /* for paths shared with net_device interfaces */
if (!copy_from_iter_full(skb_put(skb, size), size, &m->msg_iter)) {
+ atm_return_tx(vcc, skb);
kfree_skb(skb);
error = -EFAULT;
goto out;
diff --git a/net/atm/lec.c b/net/atm/lec.c
index acef984f3367..afb8d3eb2185 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -124,6 +124,7 @@ static unsigned char bus_mac[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
/* Device structures */
static struct net_device *dev_lec[MAX_LEC_ITF];
+static DEFINE_MUTEX(lec_mutex);
#if IS_ENABLED(CONFIG_BRIDGE)
static void lec_handle_bridge(struct sk_buff *skb, struct net_device *dev)
@@ -685,6 +686,7 @@ static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)
int bytes_left;
struct atmlec_ioc ioc_data;
+ lockdep_assert_held(&lec_mutex);
/* Lecd must be up in this case */
bytes_left = copy_from_user(&ioc_data, arg, sizeof(struct atmlec_ioc));
if (bytes_left != 0)
@@ -710,6 +712,7 @@ static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)
static int lec_mcast_attach(struct atm_vcc *vcc, int arg)
{
+ lockdep_assert_held(&lec_mutex);
if (arg < 0 || arg >= MAX_LEC_ITF)
return -EINVAL;
arg = array_index_nospec(arg, MAX_LEC_ITF);
@@ -725,6 +728,7 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
int i;
struct lec_priv *priv;
+ lockdep_assert_held(&lec_mutex);
if (arg < 0)
arg = 0;
if (arg >= MAX_LEC_ITF)
@@ -742,6 +746,7 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
snprintf(dev_lec[i]->name, IFNAMSIZ, "lec%d", i);
if (register_netdev(dev_lec[i])) {
free_netdev(dev_lec[i]);
+ dev_lec[i] = NULL;
return -EINVAL;
}
@@ -904,7 +909,6 @@ static void *lec_itf_walk(struct lec_state *state, loff_t *l)
v = (dev && netdev_priv(dev)) ?
lec_priv_walk(state, l, netdev_priv(dev)) : NULL;
if (!v && dev) {
- dev_put(dev);
/* Partial state reset for the next time we get called */
dev = NULL;
}
@@ -928,6 +932,7 @@ static void *lec_seq_start(struct seq_file *seq, loff_t *pos)
{
struct lec_state *state = seq->private;
+ mutex_lock(&lec_mutex);
state->itf = 0;
state->dev = NULL;
state->locked = NULL;
@@ -945,8 +950,9 @@ static void lec_seq_stop(struct seq_file *seq, void *v)
if (state->dev) {
spin_unlock_irqrestore(&state->locked->lec_arp_lock,
state->flags);
- dev_put(state->dev);
+ state->dev = NULL;
}
+ mutex_unlock(&lec_mutex);
}
static void *lec_seq_next(struct seq_file *seq, void *v, loff_t *pos)
@@ -1003,6 +1009,7 @@ static int lane_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return -ENOIOCTLCMD;
}
+ mutex_lock(&lec_mutex);
switch (cmd) {
case ATMLEC_CTRL:
err = lecd_attach(vcc, (int)arg);
@@ -1017,6 +1024,7 @@ static int lane_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
break;
}
+ mutex_unlock(&lec_mutex);
return err;
}
diff --git a/net/atm/raw.c b/net/atm/raw.c
index 2b5f78a7ec3e..1e6511ec842c 100644
--- a/net/atm/raw.c
+++ b/net/atm/raw.c
@@ -36,7 +36,7 @@ static void atm_pop_raw(struct atm_vcc *vcc, struct sk_buff *skb)
pr_debug("(%d) %d -= %d\n",
vcc->vci, sk_wmem_alloc_get(sk), ATM_SKB(skb)->acct_truesize);
- WARN_ON(refcount_sub_and_test(ATM_SKB(skb)->acct_truesize, &sk->sk_wmem_alloc));
+ atm_return_tx(vcc, skb);
dev_kfree_skb_any(skb);
sk->sk_write_space(sk);
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 85fc82f72d26..d6420b74ea9c 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -6261,9 +6261,6 @@ int skb_ensure_writable(struct sk_buff *skb, unsigned int write_len)
if (!pskb_may_pull(skb, write_len))
return -ENOMEM;
- if (!skb_frags_readable(skb))
- return -EFAULT;
-
if (!skb_cloned(skb) || skb_clone_writable(skb, write_len))
return 0;
diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c
index 9b83d639b5ac..5107121c5e37 100644
--- a/net/ipv4/tcp_fastopen.c
+++ b/net/ipv4/tcp_fastopen.c
@@ -3,6 +3,7 @@
#include <linux/tcp.h>
#include <linux/rcupdate.h>
#include <net/tcp.h>
+#include <net/busy_poll.h>
void tcp_fastopen_init_key_once(struct net *net)
{
@@ -279,6 +280,8 @@ static struct sock *tcp_fastopen_create_child(struct sock *sk,
refcount_set(&req->rsk_refcnt, 2);
+ sk_mark_napi_id_set(child, skb);
+
/* Now finish processing the fastopen child socket. */
tcp_init_transfer(child, BPF_SOCK_OPS_PASSIVE_ESTABLISHED_CB, skb);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 8ec92dec321a..12c2e6fc85c6 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2479,20 +2479,33 @@ static inline bool tcp_packet_delayed(const struct tcp_sock *tp)
{
const struct sock *sk = (const struct sock *)tp;
- if (tp->retrans_stamp &&
- tcp_tsopt_ecr_before(tp, tp->retrans_stamp))
- return true; /* got echoed TS before first retransmission */
-
- /* Check if nothing was retransmitted (retrans_stamp==0), which may
- * happen in fast recovery due to TSQ. But we ignore zero retrans_stamp
- * in TCP_SYN_SENT, since when we set FLAG_SYN_ACKED we also clear
- * retrans_stamp even if we had retransmitted the SYN.
+ /* Received an echoed timestamp before the first retransmission? */
+ if (tp->retrans_stamp)
+ return tcp_tsopt_ecr_before(tp, tp->retrans_stamp);
+
+ /* We set tp->retrans_stamp upon the first retransmission of a loss
+ * recovery episode, so normally if tp->retrans_stamp is 0 then no
+ * retransmission has happened yet (likely due to TSQ, which can cause
+ * fast retransmits to be delayed). So if snd_una advanced while
+ * (tp->retrans_stamp is 0 then apparently a packet was merely delayed,
+ * not lost. But there are exceptions where we retransmit but then
+ * clear tp->retrans_stamp, so we check for those exceptions.
*/
- if (!tp->retrans_stamp && /* no record of a retransmit/SYN? */
- sk->sk_state != TCP_SYN_SENT) /* not the FLAG_SYN_ACKED case? */
- return true; /* nothing was retransmitted */
- return false;
+ /* (1) For non-SACK connections, tcp_is_non_sack_preventing_reopen()
+ * clears tp->retrans_stamp when snd_una == high_seq.
+ */
+ if (!tcp_is_sack(tp) && !before(tp->snd_una, tp->high_seq))
+ return false;
+
+ /* (2) In TCP_SYN_SENT tcp_clean_rtx_queue() clears tp->retrans_stamp
+ * when setting FLAG_SYN_ACKED is set, even if the SYN was
+ * retransmitted.
+ */
+ if (sk->sk_state == TCP_SYN_SENT)
+ return false;
+
+ return true; /* tp->retrans_stamp is zero; no retransmit yet */
}
/* Undo procedures. */
diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c
index 62618a058b8f..a247bb93908b 100644
--- a/net/ipv6/calipso.c
+++ b/net/ipv6/calipso.c
@@ -1207,6 +1207,10 @@ static int calipso_req_setattr(struct request_sock *req,
struct ipv6_opt_hdr *old, *new;
struct sock *sk = sk_to_full_sk(req_to_sk(req));
+ /* sk is NULL for SYN+ACK w/ SYN Cookie */
+ if (!sk)
+ return -ENOMEM;
+
if (req_inet->ipv6_opt && req_inet->ipv6_opt->hopopt)
old = req_inet->ipv6_opt->hopopt;
else
@@ -1247,6 +1251,10 @@ static void calipso_req_delattr(struct request_sock *req)
struct ipv6_txoptions *txopts;
struct sock *sk = sk_to_full_sk(req_to_sk(req));
+ /* sk is NULL for SYN+ACK w/ SYN Cookie */
+ if (!sk)
+ return;
+
if (!req_inet->ipv6_opt || !req_inet->ipv6_opt->hopopt)
return;
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c
index d536c97144e9..47d7dfd9ad09 100644
--- a/net/mpls/af_mpls.c
+++ b/net/mpls/af_mpls.c
@@ -81,8 +81,8 @@ static struct mpls_route *mpls_route_input_rcu(struct net *net, unsigned index)
if (index < net->mpls.platform_labels) {
struct mpls_route __rcu **platform_label =
- rcu_dereference(net->mpls.platform_label);
- rt = rcu_dereference(platform_label[index]);
+ rcu_dereference_rtnl(net->mpls.platform_label);
+ rt = rcu_dereference_rtnl(platform_label[index]);
}
return rt;
}
diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c
index ed1508a9e093..aab107727f18 100644
--- a/net/nfc/nci/uart.c
+++ b/net/nfc/nci/uart.c
@@ -119,22 +119,22 @@ static int nci_uart_set_driver(struct tty_struct *tty, unsigned int driver)
memcpy(nu, nci_uart_drivers[driver], sizeof(struct nci_uart));
nu->tty = tty;
- tty->disc_data = nu;
skb_queue_head_init(&nu->tx_q);
INIT_WORK(&nu->write_work, nci_uart_write_work);
spin_lock_init(&nu->rx_lock);
ret = nu->ops.open(nu);
if (ret) {
- tty->disc_data = NULL;
kfree(nu);
+ return ret;
} else if (!try_module_get(nu->owner)) {
nu->ops.close(nu);
- tty->disc_data = NULL;
kfree(nu);
return -ENOENT;
}
- return ret;
+ tty->disc_data = nu;
+
+ return 0;
}
/* ------ LDISC part ------ */
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index e7269a3eec79..3add108340bf 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -39,16 +39,14 @@
#include "flow_netlink.h"
#include "openvswitch_trace.h"
-DEFINE_PER_CPU(struct ovs_pcpu_storage, ovs_pcpu_storage) = {
- .bh_lock = INIT_LOCAL_LOCK(bh_lock),
-};
+struct ovs_pcpu_storage __percpu *ovs_pcpu_storage;
/* Make a clone of the 'key', using the pre-allocated percpu 'flow_keys'
* space. Return NULL if out of key spaces.
*/
static struct sw_flow_key *clone_key(const struct sw_flow_key *key_)
{
- struct ovs_pcpu_storage *ovs_pcpu = this_cpu_ptr(&ovs_pcpu_storage);
+ struct ovs_pcpu_storage *ovs_pcpu = this_cpu_ptr(ovs_pcpu_storage);
struct action_flow_keys *keys = &ovs_pcpu->flow_keys;
int level = ovs_pcpu->exec_level;
struct sw_flow_key *key = NULL;
@@ -94,7 +92,7 @@ static struct deferred_action *add_deferred_actions(struct sk_buff *skb,
const struct nlattr *actions,
const int actions_len)
{
- struct action_fifo *fifo = this_cpu_ptr(&ovs_pcpu_storage.action_fifos);
+ struct action_fifo *fifo = this_cpu_ptr(&ovs_pcpu_storage->action_fifos);
struct deferred_action *da;
da = action_fifo_put(fifo);
@@ -755,7 +753,7 @@ static int set_sctp(struct sk_buff *skb, struct sw_flow_key *flow_key,
static int ovs_vport_output(struct net *net, struct sock *sk,
struct sk_buff *skb)
{
- struct ovs_frag_data *data = this_cpu_ptr(&ovs_pcpu_storage.frag_data);
+ struct ovs_frag_data *data = this_cpu_ptr(&ovs_pcpu_storage->frag_data);
struct vport *vport = data->vport;
if (skb_cow_head(skb, data->l2_len) < 0) {
@@ -807,7 +805,7 @@ static void prepare_frag(struct vport *vport, struct sk_buff *skb,
unsigned int hlen = skb_network_offset(skb);
struct ovs_frag_data *data;
- data = this_cpu_ptr(&ovs_pcpu_storage.frag_data);
+ data = this_cpu_ptr(&ovs_pcpu_storage->frag_data);
data->dst = skb->_skb_refdst;
data->vport = vport;
data->cb = *OVS_CB(skb);
@@ -1566,16 +1564,15 @@ static int clone_execute(struct datapath *dp, struct sk_buff *skb,
clone = clone_flow_key ? clone_key(key) : key;
if (clone) {
int err = 0;
-
if (actions) { /* Sample action */
if (clone_flow_key)
- __this_cpu_inc(ovs_pcpu_storage.exec_level);
+ __this_cpu_inc(ovs_pcpu_storage->exec_level);
err = do_execute_actions(dp, skb, clone,
actions, len);
if (clone_flow_key)
- __this_cpu_dec(ovs_pcpu_storage.exec_level);
+ __this_cpu_dec(ovs_pcpu_storage->exec_level);
} else { /* Recirc action */
clone->recirc_id = recirc_id;
ovs_dp_process_packet(skb, clone);
@@ -1611,7 +1608,7 @@ static int clone_execute(struct datapath *dp, struct sk_buff *skb,
static void process_deferred_actions(struct datapath *dp)
{
- struct action_fifo *fifo = this_cpu_ptr(&ovs_pcpu_storage.action_fifos);
+ struct action_fifo *fifo = this_cpu_ptr(&ovs_pcpu_storage->action_fifos);
/* Do not touch the FIFO in case there is no deferred actions. */
if (action_fifo_is_empty(fifo))
@@ -1642,7 +1639,7 @@ int ovs_execute_actions(struct datapath *dp, struct sk_buff *skb,
{
int err, level;
- level = __this_cpu_inc_return(ovs_pcpu_storage.exec_level);
+ level = __this_cpu_inc_return(ovs_pcpu_storage->exec_level);
if (unlikely(level > OVS_RECURSION_LIMIT)) {
net_crit_ratelimited("ovs: recursion limit reached on datapath %s, probable configuration error\n",
ovs_dp_name(dp));
@@ -1659,6 +1656,6 @@ int ovs_execute_actions(struct datapath *dp, struct sk_buff *skb,
process_deferred_actions(dp);
out:
- __this_cpu_dec(ovs_pcpu_storage.exec_level);
+ __this_cpu_dec(ovs_pcpu_storage->exec_level);
return err;
}
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 6a304ae2d959..b990dc83504f 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -244,7 +244,7 @@ void ovs_dp_detach_port(struct vport *p)
/* Must be called with rcu_read_lock. */
void ovs_dp_process_packet(struct sk_buff *skb, struct sw_flow_key *key)
{
- struct ovs_pcpu_storage *ovs_pcpu = this_cpu_ptr(&ovs_pcpu_storage);
+ struct ovs_pcpu_storage *ovs_pcpu = this_cpu_ptr(ovs_pcpu_storage);
const struct vport *p = OVS_CB(skb)->input_vport;
struct datapath *dp = p->dp;
struct sw_flow *flow;
@@ -299,7 +299,7 @@ void ovs_dp_process_packet(struct sk_buff *skb, struct sw_flow_key *key)
* avoided.
*/
if (IS_ENABLED(CONFIG_PREEMPT_RT) && ovs_pcpu->owner != current) {
- local_lock_nested_bh(&ovs_pcpu_storage.bh_lock);
+ local_lock_nested_bh(&ovs_pcpu_storage->bh_lock);
ovs_pcpu->owner = current;
ovs_pcpu_locked = true;
}
@@ -310,7 +310,7 @@ void ovs_dp_process_packet(struct sk_buff *skb, struct sw_flow_key *key)
ovs_dp_name(dp), error);
if (ovs_pcpu_locked) {
ovs_pcpu->owner = NULL;
- local_unlock_nested_bh(&ovs_pcpu_storage.bh_lock);
+ local_unlock_nested_bh(&ovs_pcpu_storage->bh_lock);
}
stats_counter = &stats->n_hit;
@@ -689,13 +689,13 @@ static int ovs_packet_cmd_execute(struct sk_buff *skb, struct genl_info *info)
sf_acts = rcu_dereference(flow->sf_acts);
local_bh_disable();
- local_lock_nested_bh(&ovs_pcpu_storage.bh_lock);
+ local_lock_nested_bh(&ovs_pcpu_storage->bh_lock);
if (IS_ENABLED(CONFIG_PREEMPT_RT))
- this_cpu_write(ovs_pcpu_storage.owner, current);
+ this_cpu_write(ovs_pcpu_storage->owner, current);
err = ovs_execute_actions(dp, packet, sf_acts, &flow->key);
if (IS_ENABLED(CONFIG_PREEMPT_RT))
- this_cpu_write(ovs_pcpu_storage.owner, NULL);
- local_unlock_nested_bh(&ovs_pcpu_storage.bh_lock);
+ this_cpu_write(ovs_pcpu_storage->owner, NULL);
+ local_unlock_nested_bh(&ovs_pcpu_storage->bh_lock);
local_bh_enable();
rcu_read_unlock();
@@ -2744,6 +2744,28 @@ static struct drop_reason_list drop_reason_list_ovs = {
.n_reasons = ARRAY_SIZE(ovs_drop_reasons),
};
+static int __init ovs_alloc_percpu_storage(void)
+{
+ unsigned int cpu;
+
+ ovs_pcpu_storage = alloc_percpu(*ovs_pcpu_storage);
+ if (!ovs_pcpu_storage)
+ return -ENOMEM;
+
+ for_each_possible_cpu(cpu) {
+ struct ovs_pcpu_storage *ovs_pcpu;
+
+ ovs_pcpu = per_cpu_ptr(ovs_pcpu_storage, cpu);
+ local_lock_init(&ovs_pcpu->bh_lock);
+ }
+ return 0;
+}
+
+static void ovs_free_percpu_storage(void)
+{
+ free_percpu(ovs_pcpu_storage);
+}
+
static int __init dp_init(void)
{
int err;
@@ -2753,6 +2775,10 @@ static int __init dp_init(void)
pr_info("Open vSwitch switching datapath\n");
+ err = ovs_alloc_percpu_storage();
+ if (err)
+ goto error;
+
err = ovs_internal_dev_rtnl_link_register();
if (err)
goto error;
@@ -2799,6 +2825,7 @@ error_flow_exit:
error_unreg_rtnl_link:
ovs_internal_dev_rtnl_link_unregister();
error:
+ ovs_free_percpu_storage();
return err;
}
@@ -2813,6 +2840,7 @@ static void dp_cleanup(void)
ovs_vport_exit();
ovs_flow_exit();
ovs_internal_dev_rtnl_link_unregister();
+ ovs_free_percpu_storage();
}
module_init(dp_init);
diff --git a/net/openvswitch/datapath.h b/net/openvswitch/datapath.h
index 1b5348b0f559..cfeb817a1889 100644
--- a/net/openvswitch/datapath.h
+++ b/net/openvswitch/datapath.h
@@ -220,7 +220,8 @@ struct ovs_pcpu_storage {
struct task_struct *owner;
local_lock_t bh_lock;
};
-DECLARE_PER_CPU(struct ovs_pcpu_storage, ovs_pcpu_storage);
+
+extern struct ovs_pcpu_storage __percpu *ovs_pcpu_storage;
/**
* enum ovs_pkt_hash_types - hash info to include with a packet
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index 14021b812329..2b14c81a87e5 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -1328,13 +1328,15 @@ static int taprio_dev_notifier(struct notifier_block *nb, unsigned long event,
stab = rtnl_dereference(q->root->stab);
- oper = rtnl_dereference(q->oper_sched);
+ rcu_read_lock();
+ oper = rcu_dereference(q->oper_sched);
if (oper)
taprio_update_queue_max_sdu(q, oper, stab);
- admin = rtnl_dereference(q->admin_sched);
+ admin = rcu_dereference(q->admin_sched);
if (admin)
taprio_update_queue_max_sdu(q, admin, stab);
+ rcu_read_unlock();
break;
}
diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c
index 108a4cc2e001..258d6aa4f21a 100644
--- a/net/tipc/udp_media.c
+++ b/net/tipc/udp_media.c
@@ -489,7 +489,7 @@ int tipc_udp_nl_dump_remoteip(struct sk_buff *skb, struct netlink_callback *cb)
rtnl_lock();
b = tipc_bearer_find(net, bname);
- if (!b) {
+ if (!b || b->bcast_addr.media_id != TIPC_MEDIA_TYPE_UDP) {
rtnl_unlock();
return -EINVAL;
}
@@ -500,7 +500,7 @@ int tipc_udp_nl_dump_remoteip(struct sk_buff *skb, struct netlink_callback *cb)
rtnl_lock();
b = rtnl_dereference(tn->bearer_list[bid]);
- if (!b) {
+ if (!b || b->bcast_addr.media_id != TIPC_MEDIA_TYPE_UDP) {
rtnl_unlock();
return -EINVAL;
}
diff --git a/tools/net/ynl/pyynl/lib/ynl.py b/tools/net/ynl/pyynl/lib/ynl.py
index 55b59f6c79b8..61deb5923067 100644
--- a/tools/net/ynl/pyynl/lib/ynl.py
+++ b/tools/net/ynl/pyynl/lib/ynl.py
@@ -231,14 +231,7 @@ class NlMsg:
self.extack['unknown'].append(extack)
if attr_space:
- # We don't have the ability to parse nests yet, so only do global
- if 'miss-type' in self.extack and 'miss-nest' not in self.extack:
- miss_type = self.extack['miss-type']
- if miss_type in attr_space.attrs_by_val:
- spec = attr_space.attrs_by_val[miss_type]
- self.extack['miss-type'] = spec['name']
- if 'doc' in spec:
- self.extack['miss-type-doc'] = spec['doc']
+ self.annotate_extack(attr_space)
def _decode_policy(self, raw):
policy = {}
@@ -264,6 +257,18 @@ class NlMsg:
policy['mask'] = attr.as_scalar('u64')
return policy
+ def annotate_extack(self, attr_space):
+ """ Make extack more human friendly with attribute information """
+
+ # We don't have the ability to parse nests yet, so only do global
+ if 'miss-type' in self.extack and 'miss-nest' not in self.extack:
+ miss_type = self.extack['miss-type']
+ if miss_type in attr_space.attrs_by_val:
+ spec = attr_space.attrs_by_val[miss_type]
+ self.extack['miss-type'] = spec['name']
+ if 'doc' in spec:
+ self.extack['miss-type-doc'] = spec['doc']
+
def cmd(self):
return self.nl_type
@@ -277,12 +282,12 @@ class NlMsg:
class NlMsgs:
- def __init__(self, data, attr_space=None):
+ def __init__(self, data):
self.msgs = []
offset = 0
while offset < len(data):
- msg = NlMsg(data, offset, attr_space=attr_space)
+ msg = NlMsg(data, offset)
offset += msg.nl_len
self.msgs.append(msg)
@@ -1034,12 +1039,13 @@ class YnlFamily(SpecFamily):
op_rsp = []
while not done:
reply = self.sock.recv(self._recv_size)
- nms = NlMsgs(reply, attr_space=op.attr_set)
+ nms = NlMsgs(reply)
self._recv_dbg_print(reply, nms)
for nl_msg in nms:
if nl_msg.nl_seq in reqs_by_seq:
(op, vals, req_msg, req_flags) = reqs_by_seq[nl_msg.nl_seq]
if nl_msg.extack:
+ nl_msg.annotate_extack(op.attr_set)
self._decode_extack(req_msg, op, nl_msg.extack, vals)
else:
op = None
diff --git a/tools/testing/selftests/drivers/net/netdevsim/peer.sh b/tools/testing/selftests/drivers/net/netdevsim/peer.sh
index 1bb46ec435d4..7f32b5600925 100755
--- a/tools/testing/selftests/drivers/net/netdevsim/peer.sh
+++ b/tools/testing/selftests/drivers/net/netdevsim/peer.sh
@@ -1,7 +1,8 @@
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0-only
-source ../../../net/lib.sh
+lib_dir=$(dirname $0)/../../../net
+source $lib_dir/lib.sh
NSIM_DEV_1_ID=$((256 + RANDOM % 256))
NSIM_DEV_1_SYS=/sys/bus/netdevsim/devices/netdevsim$NSIM_DEV_1_ID
diff --git a/tools/testing/selftests/net/.gitignore b/tools/testing/selftests/net/.gitignore
index 532bb732bc6d..c6dd2a335cf4 100644
--- a/tools/testing/selftests/net/.gitignore
+++ b/tools/testing/selftests/net/.gitignore
@@ -50,6 +50,7 @@ tap
tcp_fastopen_backup_key
tcp_inq
tcp_mmap
+tfo
timestamping
tls
toeplitz
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index ab996bd22a5f..332f387615d7 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -110,6 +110,8 @@ TEST_GEN_PROGS += proc_net_pktgen
TEST_PROGS += lwt_dst_cache_ref_loop.sh
TEST_PROGS += skf_net_off.sh
TEST_GEN_FILES += skf_net_off
+TEST_GEN_FILES += tfo
+TEST_PROGS += tfo_passive.sh
# YNL files, must be before "include ..lib.mk"
YNL_GEN_FILES := busy_poller netlink-dumps
diff --git a/tools/testing/selftests/net/tfo.c b/tools/testing/selftests/net/tfo.c
new file mode 100644
index 000000000000..eb3cac5e583c
--- /dev/null
+++ b/tools/testing/selftests/net/tfo.c
@@ -0,0 +1,171 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <error.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <arpa/inet.h>
+#include <sys/socket.h>
+#include <netinet/tcp.h>
+#include <errno.h>
+
+static int cfg_server;
+static int cfg_client;
+static int cfg_port = 8000;
+static struct sockaddr_in6 cfg_addr;
+static char *cfg_outfile;
+
+static int parse_address(const char *str, int port, struct sockaddr_in6 *sin6)
+{
+ int ret;
+
+ sin6->sin6_family = AF_INET6;
+ sin6->sin6_port = htons(port);
+
+ ret = inet_pton(sin6->sin6_family, str, &sin6->sin6_addr);
+ if (ret != 1) {
+ /* fallback to plain IPv4 */
+ ret = inet_pton(AF_INET, str, &sin6->sin6_addr.s6_addr32[3]);
+ if (ret != 1)
+ return -1;
+
+ /* add ::ffff prefix */
+ sin6->sin6_addr.s6_addr32[0] = 0;
+ sin6->sin6_addr.s6_addr32[1] = 0;
+ sin6->sin6_addr.s6_addr16[4] = 0;
+ sin6->sin6_addr.s6_addr16[5] = 0xffff;
+ }
+
+ return 0;
+}
+
+static void run_server(void)
+{
+ unsigned long qlen = 32;
+ int fd, opt, connfd;
+ socklen_t len;
+ char buf[64];
+ FILE *outfile;
+
+ outfile = fopen(cfg_outfile, "w");
+ if (!outfile)
+ error(1, errno, "fopen() outfile");
+
+ fd = socket(AF_INET6, SOCK_STREAM, 0);
+ if (fd == -1)
+ error(1, errno, "socket()");
+
+ opt = 1;
+ if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)) < 0)
+ error(1, errno, "setsockopt(SO_REUSEADDR)");
+
+ if (setsockopt(fd, SOL_TCP, TCP_FASTOPEN, &qlen, sizeof(qlen)) < 0)
+ error(1, errno, "setsockopt(TCP_FASTOPEN)");
+
+ if (bind(fd, (struct sockaddr *)&cfg_addr, sizeof(cfg_addr)) < 0)
+ error(1, errno, "bind()");
+
+ if (listen(fd, 5) < 0)
+ error(1, errno, "listen()");
+
+ len = sizeof(cfg_addr);
+ connfd = accept(fd, (struct sockaddr *)&cfg_addr, &len);
+ if (connfd < 0)
+ error(1, errno, "accept()");
+
+ len = sizeof(opt);
+ if (getsockopt(connfd, SOL_SOCKET, SO_INCOMING_NAPI_ID, &opt, &len) < 0)
+ error(1, errno, "getsockopt(SO_INCOMING_NAPI_ID)");
+
+ read(connfd, buf, 64);
+ fprintf(outfile, "%d\n", opt);
+
+ fclose(outfile);
+ close(connfd);
+ close(fd);
+}
+
+static void run_client(void)
+{
+ int fd;
+ char *msg = "Hello, world!";
+
+ fd = socket(AF_INET6, SOCK_STREAM, 0);
+ if (fd == -1)
+ error(1, errno, "socket()");
+
+ sendto(fd, msg, strlen(msg), MSG_FASTOPEN, (struct sockaddr *)&cfg_addr, sizeof(cfg_addr));
+
+ close(fd);
+}
+
+static void usage(const char *filepath)
+{
+ error(1, 0, "Usage: %s (-s|-c) -h<server_ip> -p<port> -o<outfile> ", filepath);
+}
+
+static void parse_opts(int argc, char **argv)
+{
+ struct sockaddr_in6 *addr6 = (void *) &cfg_addr;
+ char *addr = NULL;
+ int ret;
+ int c;
+
+ if (argc <= 1)
+ usage(argv[0]);
+
+ while ((c = getopt(argc, argv, "sch:p:o:")) != -1) {
+ switch (c) {
+ case 's':
+ if (cfg_client)
+ error(1, 0, "Pass one of -s or -c");
+ cfg_server = 1;
+ break;
+ case 'c':
+ if (cfg_server)
+ error(1, 0, "Pass one of -s or -c");
+ cfg_client = 1;
+ break;
+ case 'h':
+ addr = optarg;
+ break;
+ case 'p':
+ cfg_port = strtoul(optarg, NULL, 0);
+ break;
+ case 'o':
+ cfg_outfile = strdup(optarg);
+ if (!cfg_outfile)
+ error(1, 0, "outfile invalid");
+ break;
+ }
+ }
+
+ if (cfg_server && addr)
+ error(1, 0, "Server cannot have -h specified");
+
+ memset(addr6, 0, sizeof(*addr6));
+ addr6->sin6_family = AF_INET6;
+ addr6->sin6_port = htons(cfg_port);
+ addr6->sin6_addr = in6addr_any;
+ if (addr) {
+ ret = parse_address(addr, cfg_port, addr6);
+ if (ret)
+ error(1, 0, "Client address parse error: %s", addr);
+ }
+}
+
+int main(int argc, char **argv)
+{
+ parse_opts(argc, argv);
+
+ if (cfg_server)
+ run_server();
+ else if (cfg_client)
+ run_client();
+
+ return 0;
+}
diff --git a/tools/testing/selftests/net/tfo_passive.sh b/tools/testing/selftests/net/tfo_passive.sh
new file mode 100755
index 000000000000..80bf11fdc046
--- /dev/null
+++ b/tools/testing/selftests/net/tfo_passive.sh
@@ -0,0 +1,112 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+source lib.sh
+
+NSIM_SV_ID=$((256 + RANDOM % 256))
+NSIM_SV_SYS=/sys/bus/netdevsim/devices/netdevsim$NSIM_SV_ID
+NSIM_CL_ID=$((512 + RANDOM % 256))
+NSIM_CL_SYS=/sys/bus/netdevsim/devices/netdevsim$NSIM_CL_ID
+
+NSIM_DEV_SYS_NEW=/sys/bus/netdevsim/new_device
+NSIM_DEV_SYS_DEL=/sys/bus/netdevsim/del_device
+NSIM_DEV_SYS_LINK=/sys/bus/netdevsim/link_device
+NSIM_DEV_SYS_UNLINK=/sys/bus/netdevsim/unlink_device
+
+SERVER_IP=192.168.1.1
+CLIENT_IP=192.168.1.2
+SERVER_PORT=48675
+
+setup_ns()
+{
+ set -e
+ ip netns add nssv
+ ip netns add nscl
+
+ NSIM_SV_NAME=$(find $NSIM_SV_SYS/net -maxdepth 1 -type d ! \
+ -path $NSIM_SV_SYS/net -exec basename {} \;)
+ NSIM_CL_NAME=$(find $NSIM_CL_SYS/net -maxdepth 1 -type d ! \
+ -path $NSIM_CL_SYS/net -exec basename {} \;)
+
+ ip link set $NSIM_SV_NAME netns nssv
+ ip link set $NSIM_CL_NAME netns nscl
+
+ ip netns exec nssv ip addr add "${SERVER_IP}/24" dev $NSIM_SV_NAME
+ ip netns exec nscl ip addr add "${CLIENT_IP}/24" dev $NSIM_CL_NAME
+
+ ip netns exec nssv ip link set dev $NSIM_SV_NAME up
+ ip netns exec nscl ip link set dev $NSIM_CL_NAME up
+
+ # Enable passive TFO
+ ip netns exec nssv sysctl -w net.ipv4.tcp_fastopen=519 > /dev/null
+
+ set +e
+}
+
+cleanup_ns()
+{
+ ip netns del nscl
+ ip netns del nssv
+}
+
+###
+### Code start
+###
+
+modprobe netdevsim
+
+# linking
+
+echo $NSIM_SV_ID > $NSIM_DEV_SYS_NEW
+echo $NSIM_CL_ID > $NSIM_DEV_SYS_NEW
+udevadm settle
+
+setup_ns
+
+NSIM_SV_FD=$((256 + RANDOM % 256))
+exec {NSIM_SV_FD}</var/run/netns/nssv
+NSIM_SV_IFIDX=$(ip netns exec nssv cat /sys/class/net/$NSIM_SV_NAME/ifindex)
+
+NSIM_CL_FD=$((256 + RANDOM % 256))
+exec {NSIM_CL_FD}</var/run/netns/nscl
+NSIM_CL_IFIDX=$(ip netns exec nscl cat /sys/class/net/$NSIM_CL_NAME/ifindex)
+
+echo "$NSIM_SV_FD:$NSIM_SV_IFIDX $NSIM_CL_FD:$NSIM_CL_IFIDX" > \
+ $NSIM_DEV_SYS_LINK
+
+if [ $? -ne 0 ]; then
+ echo "linking netdevsim1 with netdevsim2 should succeed"
+ cleanup_ns
+ exit 1
+fi
+
+out_file=$(mktemp)
+
+timeout -k 1s 30s ip netns exec nssv ./tfo \
+ -s \
+ -p ${SERVER_PORT} \
+ -o ${out_file}&
+
+wait_local_port_listen nssv ${SERVER_PORT} tcp
+
+ip netns exec nscl ./tfo -c -h ${SERVER_IP} -p ${SERVER_PORT}
+
+wait
+
+res=$(cat $out_file)
+rm $out_file
+
+if [ $res -eq 0 ]; then
+ echo "got invalid NAPI ID from passive TFO socket"
+ cleanup_ns
+ exit 1
+fi
+
+echo "$NSIM_SV_FD:$NSIM_SV_IFIDX" > $NSIM_DEV_SYS_UNLINK
+
+echo $NSIM_CL_ID > $NSIM_DEV_SYS_DEL
+
+cleanup_ns
+
+modprobe -r netdevsim
+
+exit 0