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/kernel/linux/linux-5.10/drivers/usb/mtu3/
Dmtu3_gadget.c15 __releases(mep->mtu->lock) in mtu3_req_complete()
16 __acquires(mep->mtu->lock) in mtu3_req_complete()
19 struct mtu3 *mtu = mreq->mtu; in mtu3_req_complete() local
26 spin_unlock(&mtu->lock); in mtu3_req_complete()
30 usb_gadget_unmap_request(&mtu->g, req, mep->is_in); in mtu3_req_complete()
32 dev_dbg(mtu->dev, "%s complete req: %p, sts %d, %d/%d\n", in mtu3_req_complete()
36 spin_lock(&mtu->lock); in mtu3_req_complete()
46 dev_dbg(mep->mtu->dev, "abort %s's req: sts %d\n", mep->name, status); in nuke()
63 struct mtu3 *mtu = mep->mtu; in mtu3_ep_enable() local
74 switch (mtu->g.speed) { in mtu3_ep_enable()
[all …]
Dmtu3_gadget_ep0.c18 #define next_ep0_request(mtu) next_request((mtu)->ep0) argument
39 static char *decode_ep0_state(struct mtu3 *mtu) in decode_ep0_state() argument
41 switch (mtu->ep0_state) { in decode_ep0_state()
57 static void ep0_req_giveback(struct mtu3 *mtu, struct usb_request *req) in ep0_req_giveback() argument
59 mtu3_req_complete(mtu->ep0, req, 0); in ep0_req_giveback()
63 forward_to_driver(struct mtu3 *mtu, const struct usb_ctrlrequest *setup) in forward_to_driver() argument
64 __releases(mtu->lock) in forward_to_driver()
65 __acquires(mtu->lock) in forward_to_driver()
69 if (!mtu->gadget_driver) in forward_to_driver()
72 spin_unlock(&mtu->lock); in forward_to_driver()
[all …]
Dmtu3_core.c45 dev_dbg(mep->mtu->dev, "%s fifo:%#x/%#x, start_bit: %d\n", in ep_fifo_alloc()
66 dev_dbg(mep->mtu->dev, "%s size:%#x/%#x, start_bit: %d\n", in ep_fifo_free()
71 static inline void mtu3_ss_func_set(struct mtu3 *mtu, bool enable) in mtu3_ss_func_set() argument
75 mtu3_setbits(mtu->mac_base, U3D_USB3_CONFIG, USB3_EN); in mtu3_ss_func_set()
77 mtu3_clrbits(mtu->mac_base, U3D_USB3_CONFIG, USB3_EN); in mtu3_ss_func_set()
79 dev_dbg(mtu->dev, "USB3_EN = %d\n", !!enable); in mtu3_ss_func_set()
83 static inline void mtu3_hs_softconn_set(struct mtu3 *mtu, bool enable) in mtu3_hs_softconn_set() argument
86 mtu3_setbits(mtu->mac_base, U3D_POWER_MANAGEMENT, in mtu3_hs_softconn_set()
89 mtu3_clrbits(mtu->mac_base, U3D_POWER_MANAGEMENT, in mtu3_hs_softconn_set()
92 dev_dbg(mtu->dev, "SOFTCONN = %d\n", !!enable); in mtu3_hs_softconn_set()
[all …]
Dmtu3_qmu.c38 #define GPD_RX_BUF_LEN(mtu, x) \ argument
41 ((mtu)->gen2cp) ? GPD_RX_BUF_LEN_EL(x_) : GPD_RX_BUF_LEN_OG(x_); \
46 #define GPD_DATA_LEN(mtu, x) \ argument
49 ((mtu)->gen2cp) ? GPD_DATA_LEN_EL(x_) : GPD_DATA_LEN_OG(x_); \
57 #define GPD_EXT_NGP(mtu, x) \ argument
60 ((mtu)->gen2cp) ? GPD_EXT_NGP_EL(x_) : GPD_EXT_NGP_OG(x_); \
63 #define GPD_EXT_BUF(mtu, x) \ argument
66 ((mtu)->gen2cp) ? GPD_EXT_BUF_EL(x_) : GPD_EXT_BUF_OG(x_); \
171 gpd = dma_pool_zalloc(mep->mtu->qmu_gpd_pool, GFP_ATOMIC, &ring->dma); in mtu3_gpd_ring_alloc()
184 dma_pool_free(mep->mtu->qmu_gpd_pool, in mtu3_gpd_ring_free()
[all …]
Dmtu3_debugfs.c80 struct mtu3 *mtu = sf->private; in mtu3_link_state_show() local
81 void __iomem *mbase = mtu->mac_base; in mtu3_link_state_show()
92 struct mtu3 *mtu = sf->private; in mtu3_ep_used_show() local
98 spin_lock_irqsave(&mtu->lock, flags); in mtu3_ep_used_show()
100 for (i = 0; i < mtu->num_eps; i++) { in mtu3_ep_used_show()
101 mep = mtu->in_eps + i; in mtu3_ep_used_show()
107 mep = mtu->out_eps + i; in mtu3_ep_used_show()
115 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_ep_used_show()
123 static void mtu3_debugfs_regset(struct mtu3 *mtu, void __iomem *base, in mtu3_debugfs_regset() argument
130 mregs = devm_kzalloc(mtu->dev, sizeof(*mregs), GFP_KERNEL); in mtu3_debugfs_regset()
[all …]
/kernel/linux/linux-6.6/drivers/usb/mtu3/
Dmtu3_gadget.c15 __releases(mep->mtu->lock) in mtu3_req_complete()
16 __acquires(mep->mtu->lock) in mtu3_req_complete()
19 struct mtu3 *mtu = mreq->mtu; in mtu3_req_complete() local
29 usb_gadget_unmap_request(&mtu->g, req, mep->is_in); in mtu3_req_complete()
31 dev_dbg(mtu->dev, "%s complete req: %p, sts %d, %d/%d\n", in mtu3_req_complete()
34 spin_unlock(&mtu->lock); in mtu3_req_complete()
36 spin_lock(&mtu->lock); in mtu3_req_complete()
46 dev_dbg(mep->mtu->dev, "abort %s's req: sts %d\n", mep->name, status); in nuke()
63 struct mtu3 *mtu = mep->mtu; in mtu3_ep_enable() local
74 switch (mtu->g.speed) { in mtu3_ep_enable()
[all …]
Dmtu3_core.c45 dev_dbg(mep->mtu->dev, "%s fifo:%#x/%#x, start_bit: %d\n", in ep_fifo_alloc()
66 dev_dbg(mep->mtu->dev, "%s size:%#x/%#x, start_bit: %d\n", in ep_fifo_free()
71 static inline void mtu3_ss_func_set(struct mtu3 *mtu, bool enable) in mtu3_ss_func_set() argument
75 mtu3_setbits(mtu->mac_base, U3D_USB3_CONFIG, USB3_EN); in mtu3_ss_func_set()
77 mtu3_clrbits(mtu->mac_base, U3D_USB3_CONFIG, USB3_EN); in mtu3_ss_func_set()
79 dev_dbg(mtu->dev, "USB3_EN = %d\n", !!enable); in mtu3_ss_func_set()
83 static inline void mtu3_hs_softconn_set(struct mtu3 *mtu, bool enable) in mtu3_hs_softconn_set() argument
86 mtu3_setbits(mtu->mac_base, U3D_POWER_MANAGEMENT, in mtu3_hs_softconn_set()
89 mtu3_clrbits(mtu->mac_base, U3D_POWER_MANAGEMENT, in mtu3_hs_softconn_set()
92 dev_dbg(mtu->dev, "SOFTCONN = %d\n", !!enable); in mtu3_hs_softconn_set()
[all …]
Dmtu3_gadget_ep0.c18 #define next_ep0_request(mtu) next_request((mtu)->ep0) argument
39 static char *decode_ep0_state(struct mtu3 *mtu) in decode_ep0_state() argument
41 switch (mtu->ep0_state) { in decode_ep0_state()
57 static void ep0_req_giveback(struct mtu3 *mtu, struct usb_request *req) in ep0_req_giveback() argument
59 mtu3_req_complete(mtu->ep0, req, 0); in ep0_req_giveback()
63 forward_to_driver(struct mtu3 *mtu, const struct usb_ctrlrequest *setup) in forward_to_driver() argument
64 __releases(mtu->lock) in forward_to_driver()
65 __acquires(mtu->lock) in forward_to_driver()
69 if (!mtu->gadget_driver || !mtu->async_callbacks) in forward_to_driver()
72 spin_unlock(&mtu->lock); in forward_to_driver()
[all …]
Dmtu3_qmu.c38 #define GPD_RX_BUF_LEN(mtu, x) \ argument
41 ((mtu)->gen2cp) ? GPD_RX_BUF_LEN_EL(x_) : GPD_RX_BUF_LEN_OG(x_); \
46 #define GPD_DATA_LEN(mtu, x) \ argument
49 ((mtu)->gen2cp) ? GPD_DATA_LEN_EL(x_) : GPD_DATA_LEN_OG(x_); \
57 #define GPD_EXT_NGP(mtu, x) \ argument
60 ((mtu)->gen2cp) ? GPD_EXT_NGP_EL(x_) : GPD_EXT_NGP_OG(x_); \
63 #define GPD_EXT_BUF(mtu, x) \ argument
66 ((mtu)->gen2cp) ? GPD_EXT_BUF_EL(x_) : GPD_EXT_BUF_OG(x_); \
171 gpd = dma_pool_zalloc(mep->mtu->qmu_gpd_pool, GFP_ATOMIC, &ring->dma); in mtu3_gpd_ring_alloc()
184 dma_pool_free(mep->mtu->qmu_gpd_pool, in mtu3_gpd_ring_free()
[all …]
Dmtu3_debugfs.c81 struct mtu3 *mtu = sf->private; in mtu3_link_state_show() local
82 void __iomem *mbase = mtu->mac_base; in mtu3_link_state_show()
93 struct mtu3 *mtu = sf->private; in mtu3_ep_used_show() local
99 spin_lock_irqsave(&mtu->lock, flags); in mtu3_ep_used_show()
101 for (i = 0; i < mtu->num_eps; i++) { in mtu3_ep_used_show()
102 mep = mtu->in_eps + i; in mtu3_ep_used_show()
108 mep = mtu->out_eps + i; in mtu3_ep_used_show()
116 spin_unlock_irqrestore(&mtu->lock, flags); in mtu3_ep_used_show()
124 static void mtu3_debugfs_regset(struct mtu3 *mtu, void __iomem *base, in mtu3_debugfs_regset() argument
131 mregs = devm_kzalloc(mtu->dev, sizeof(*mregs), GFP_KERNEL); in mtu3_debugfs_regset()
[all …]
/kernel/linux/linux-6.6/tools/testing/selftests/net/
Dpmtu.sh4 # Check that route PMTU values match expectations, and that initial device MTU
20 # decrease and increase the MTU of the local link for one of the paths,
41 # set a MTU lower than the VXLAN MTU and the MTU on the link between A and
42 # R1. Send IPv4 packets, exceeding the MTU between R1 and B, over VXLAN
75 # MTU on the B-R1 link is lower than other MTUs.
94 # which is handled by Open vSwitch and bridged to C. MTU on the B-R1 link
125 # created if link layer MTU is not exceeded, then exceed it and check that
127 # below for IPv6 doesn't apply here, because, on IPv4, administrative MTU
136 # route exception is not created if link layer MTU is not exceeded, then
137 # lower MTU on second part of routed environment and check that exception
[all …]
Dfib_nexthop_multiprefix.sh156 local mtu=$2
158 run_cmd ip -netns h${hostid} li set eth0 mtu ${mtu}
159 run_cmd ip -netns r1 li set eth${hostid} mtu ${mtu}
168 local mtu=$2
183 echo " cache .* mtu ${mtu}"
188 grep -q "cache .* mtu ${mtu}"
191 log_test $rc 0 "IPv4: host 0 to host ${i}, mtu ${mtu}"
197 local mtu=$2
212 echo " ${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
217 grep -q "${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
[all …]
/kernel/linux/linux-5.10/drivers/clocksource/
Dsh_mtu2.c33 struct sh_mtu2_device *mtu; member
161 return ioread8(ch->mtu->mapbase + 0x280); in sh_mtu2_read()
177 return iowrite8(value, ch->mtu->mapbase + 0x280); in sh_mtu2_write()
192 raw_spin_lock_irqsave(&ch->mtu->lock, flags); in sh_mtu2_start_stop_ch()
201 raw_spin_unlock_irqrestore(&ch->mtu->lock, flags); in sh_mtu2_start_stop_ch()
210 pm_runtime_get_sync(&ch->mtu->pdev->dev); in sh_mtu2_enable()
211 dev_pm_syscore_device(&ch->mtu->pdev->dev, true); in sh_mtu2_enable()
214 ret = clk_enable(ch->mtu->clk); in sh_mtu2_enable()
216 dev_err(&ch->mtu->pdev->dev, "ch%u: cannot enable clock\n", in sh_mtu2_enable()
224 rate = clk_get_rate(ch->mtu->clk) / 64; in sh_mtu2_enable()
[all …]
/kernel/linux/linux-6.6/drivers/clocksource/
Dsh_mtu2.c33 struct sh_mtu2_device *mtu; member
161 return ioread8(ch->mtu->mapbase + 0x280); in sh_mtu2_read()
177 return iowrite8(value, ch->mtu->mapbase + 0x280); in sh_mtu2_write()
192 raw_spin_lock_irqsave(&ch->mtu->lock, flags); in sh_mtu2_start_stop_ch()
201 raw_spin_unlock_irqrestore(&ch->mtu->lock, flags); in sh_mtu2_start_stop_ch()
210 pm_runtime_get_sync(&ch->mtu->pdev->dev); in sh_mtu2_enable()
211 dev_pm_syscore_device(&ch->mtu->pdev->dev, true); in sh_mtu2_enable()
214 ret = clk_enable(ch->mtu->clk); in sh_mtu2_enable()
216 dev_err(&ch->mtu->pdev->dev, "ch%u: cannot enable clock\n", in sh_mtu2_enable()
224 rate = clk_get_rate(ch->mtu->clk) / 64; in sh_mtu2_enable()
[all …]
/kernel/linux/linux-5.10/tools/testing/selftests/net/
Dpmtu.sh4 # Check that route PMTU values match expectations, and that initial device MTU
20 # decrease and increase the MTU of the local link for one of the paths,
32 # set a MTU lower than the VXLAN MTU and the MTU on the link between A and
33 # R1. Send IPv4 packets, exceeding the MTU between R1 and B, over VXLAN
66 # MTU on the B-R1 link is lower than other MTUs.
85 # which is handled by Open vSwitch and bridged to C. MTU on the B-R1 link
116 # created if link layer MTU is not exceeded, then exceed it and check that
118 # below for IPv6 doesn't apply here, because, on IPv4, administrative MTU
124 # created by exceeding link layer MTU with ping to other endpoint. Then
125 # decrease and increase MTU of tunnel, checking that route exception PMTU
[all …]
Dfib_nexthop_multiprefix.sh156 local mtu=$2
158 run_cmd ip -netns h${hostid} li set eth0 mtu ${mtu}
159 run_cmd ip -netns r1 li set eth${hostid} mtu ${mtu}
168 local mtu=$2
183 echo " cache .* mtu ${mtu}"
188 grep -q "cache .* mtu ${mtu}"
191 log_test $rc 0 "IPv4: host 0 to host ${i}, mtu ${mtu}"
197 local mtu=$2
212 echo " ${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
217 grep -q "${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}"
[all …]
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/prog_tests/
Dcheck_mtu.c18 const char *filename = "/sys/class/net/lo/mtu"; in read_mtu_device_lo()
98 /* Extract MTU that BPF-prog got */ in test_check_mtu_run_xdp()
100 ASSERT_EQ(mtu_result, mtu_expect, "MTU-compare-user"); in test_check_mtu_run_xdp()
104 static void test_check_mtu_xdp(__u32 mtu, __u32 ifindex) in test_check_mtu_xdp() argument
114 skel->rodata->GLOBAL_USER_MTU = mtu; in test_check_mtu_xdp()
121 test_check_mtu_run_xdp(skel, skel->progs.xdp_use_helper, mtu); in test_check_mtu_xdp()
122 test_check_mtu_run_xdp(skel, skel->progs.xdp_exceed_mtu, mtu); in test_check_mtu_xdp()
123 test_check_mtu_run_xdp(skel, skel->progs.xdp_minus_delta, mtu); in test_check_mtu_xdp()
124 test_check_mtu_run_xdp(skel, skel->progs.xdp_input_len, mtu); in test_check_mtu_xdp()
125 test_check_mtu_run_xdp(skel, skel->progs.xdp_input_len_exceed, mtu); in test_check_mtu_xdp()
[all …]
/kernel/linux/linux-5.10/net/rxrpc/
Dpeer_event.c105 * Handle an MTU/fragmentation problem.
109 u32 mtu = serr->ee.ee_info; in rxrpc_adjust_mtu() local
111 _net("Rx ICMP Fragmentation Needed (%d)", mtu); in rxrpc_adjust_mtu()
113 /* wind down the local interface MTU */ in rxrpc_adjust_mtu()
114 if (mtu > 0 && peer->if_mtu == 65535 && mtu < peer->if_mtu) { in rxrpc_adjust_mtu()
115 peer->if_mtu = mtu; in rxrpc_adjust_mtu()
116 _net("I/F MTU %u", mtu); in rxrpc_adjust_mtu()
119 if (mtu == 0) { in rxrpc_adjust_mtu()
121 mtu = peer->if_mtu; in rxrpc_adjust_mtu()
122 if (mtu > 1500) { in rxrpc_adjust_mtu()
[all …]
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/
Dtest_check_mtu.c13 /* Userspace will update with MTU it can see on device */
17 /* BPF-prog will update these with MTU values it can see */
70 /* Exceed MTU with 1 via delta adjust */ in xdp_exceed_mtu()
75 retval = XDP_PASS; /* Success in exceeding MTU check */ in xdp_exceed_mtu()
98 /* Minus length (adjusted via delta) still pass MTU check, other helpers in xdp_minus_delta()
118 * resulting MTU value is still output in mtu_len param after call. in xdp_input_len()
120 * Input len is L3, like MTU and iph->tot_len. in xdp_input_len()
140 * resulting MTU value is still output in mtu_len param after call. in xdp_input_len_exceed()
142 * Input length value is L3 size like MTU. in xdp_input_len_exceed()
150 retval = XDP_PASS ; /* Success in exceeding MTU check */ in xdp_input_len_exceed()
[all …]
/kernel/linux/linux-5.10/drivers/infiniband/sw/rxe/
Drxe_param.h12 static inline enum ib_mtu rxe_mtu_int_to_enum(int mtu) in rxe_mtu_int_to_enum() argument
14 if (mtu < 256) in rxe_mtu_int_to_enum()
16 else if (mtu < 512) in rxe_mtu_int_to_enum()
18 else if (mtu < 1024) in rxe_mtu_int_to_enum()
20 else if (mtu < 2048) in rxe_mtu_int_to_enum()
22 else if (mtu < 4096) in rxe_mtu_int_to_enum()
28 /* Find the IB mtu for a given network MTU. */
29 static inline enum ib_mtu eth_mtu_int_to_enum(int mtu) in eth_mtu_int_to_enum() argument
31 mtu -= RXE_MAX_HDR_LENGTH; in eth_mtu_int_to_enum()
33 return rxe_mtu_int_to_enum(mtu); in eth_mtu_int_to_enum()
/kernel/linux/linux-6.6/drivers/pwm/
Dpwm-rz-mtu3.c16 * - Multi-Function Timer Pulse Unit (a.k.a MTU) has 7 HW channels for PWM
17 * operations. (The channels are MTU{0..4, 6, 7}.)
18 * - MTU{1, 2} channels have a single IO, whereas all other HW channels have
53 * @mtu: MTU3 channel data
57 struct rz_mtu3_channel *mtu; member
86 * The MTU channels are {0..4, 6, 7} and the number of IO on MTU1
102 *pv_val = rz_mtu3_16bit_ch_read(priv->mtu, reg_pv_offset); in rz_mtu3_pwm_read_tgr_registers()
103 *dc_val = rz_mtu3_16bit_ch_read(priv->mtu, reg_dc_offset); in rz_mtu3_pwm_read_tgr_registers()
110 rz_mtu3_16bit_ch_write(priv->mtu, reg_pv_offset, pv_val); in rz_mtu3_pwm_write_tgr_registers()
111 rz_mtu3_16bit_ch_write(priv->mtu, reg_dc_offset, dc_val); in rz_mtu3_pwm_write_tgr_registers()
[all …]
/kernel/linux/linux-6.6/drivers/infiniband/sw/rxe/
Drxe_param.h14 static inline enum ib_mtu rxe_mtu_int_to_enum(int mtu) in rxe_mtu_int_to_enum() argument
16 if (mtu < 256) in rxe_mtu_int_to_enum()
18 else if (mtu < 512) in rxe_mtu_int_to_enum()
20 else if (mtu < 1024) in rxe_mtu_int_to_enum()
22 else if (mtu < 2048) in rxe_mtu_int_to_enum()
24 else if (mtu < 4096) in rxe_mtu_int_to_enum()
30 /* Find the IB mtu for a given network MTU. */
31 static inline enum ib_mtu eth_mtu_int_to_enum(int mtu) in eth_mtu_int_to_enum() argument
33 mtu -= RXE_MAX_HDR_LENGTH; in eth_mtu_int_to_enum()
35 return rxe_mtu_int_to_enum(mtu); in eth_mtu_int_to_enum()
/kernel/linux/linux-6.6/drivers/mfd/
Drz-mtu3.c67 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_shared_reg_read() local
68 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_shared_reg_read()
79 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_8bit_ch_read() local
80 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_8bit_ch_read()
91 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_16bit_ch_read() local
92 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_16bit_ch_read()
107 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_32bit_ch_read() local
108 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_32bit_ch_read()
122 struct rz_mtu3 *mtu = dev_get_drvdata(ch->dev->parent); in rz_mtu3_8bit_ch_write() local
123 struct rz_mtu3_priv *priv = mtu->priv_data; in rz_mtu3_8bit_ch_write()
[all …]
/kernel/linux/linux-6.6/net/rxrpc/
Dpeer_event.c101 * Handle an MTU/fragmentation problem.
103 static void rxrpc_adjust_mtu(struct rxrpc_peer *peer, unsigned int mtu) in rxrpc_adjust_mtu() argument
105 /* wind down the local interface MTU */ in rxrpc_adjust_mtu()
106 if (mtu > 0 && peer->if_mtu == 65535 && mtu < peer->if_mtu) in rxrpc_adjust_mtu()
107 peer->if_mtu = mtu; in rxrpc_adjust_mtu()
109 if (mtu == 0) { in rxrpc_adjust_mtu()
111 mtu = peer->if_mtu; in rxrpc_adjust_mtu()
112 if (mtu > 1500) { in rxrpc_adjust_mtu()
113 mtu >>= 1; in rxrpc_adjust_mtu()
114 if (mtu < 1500) in rxrpc_adjust_mtu()
[all …]
/kernel/linux/linux-5.10/tools/testing/selftests/net/forwarding/
Dipip_lib.sh320 local mtu=$1
322 ip link set mtu $mtu dev $h1
323 ip link set mtu $mtu dev $ol1
324 ip link set mtu $mtu dev g1a
325 ip link set mtu $mtu dev $ul1
326 ip link set mtu $mtu dev $ul1.111
327 ip link set mtu $mtu dev $h2
328 ip link set mtu $mtu dev $ol2
329 ip link set mtu $mtu dev g2a
330 ip link set mtu $mtu dev $ul2
[all …]

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