Thanks.
--------------
static void
bnx2_tx_timeout(struct net_device *dev)
{
struct bnx2 *bp = netdev_priv(dev);
struct bnx2_napi *bnapi = &bp->bnx2_napi[0];
struct bnx2_tx_ring_info *txr = &bnapi->tx_ring;
struct bnx2_rx_ring_info *rxr = &bnapi->rx_ring;
int i ;
bnx2_dump_ftq(bp);
bnx2_dump_state(bp);
if (stop_on_tx_timeout) {
printk(KERN_WARNING PFX
"%s: prevent chip reset during tx timeout\n",
bp->dev->name);
smp_rmb();
printk("last status idx %d \n", bnapi->last_status_idx);
printk("hw_tx_cons %d, txr->hw_tx_conds %d txr->tx_prod %d txr->tx_cons %d\n",
bnx2_get_hw_tx_cons(bnapi), txr->hw_tx_cons, txr->tx_prod, txr->tx_cons);
printk("hw_rx_cons %d, txr->hw_rx_conds %d\n", bnx2_get_hw_rx_cons(bnapi), rxr->rx_cons);
printk("sblk->status_attn_bits %d\n",bnapi->status_blk.msi->status_attn_bits);
printk("sblk->status_attn_bits_ack %d\n",bnapi->status_blk.msi->status_attn_bits_ack);
printk("bnx2_tx_avail %d \n",(bnx2_tx_avail(bp, txr)));
printk("sblk->status_tx_quick_consumer_index0 %d\n",bnapi->status_blk.msi->status_tx_quick_consumer_index0);
printk("sblk->status_tx_quick_consumer_index1 %d\n",bnapi->status_blk.msi->status_tx_quick_consumer_index1);
printk("sblk->status_tx_quick_consumer_index2 %d\n",bnapi->status_blk.msi->status_tx_quick_consumer_index2);
printk("sblk->status_tx_quick_consumer_index3 %d\n",bnapi->status_blk.msi->status_tx_quick_consumer_index3);
printk("sblk->status_rx_quick_consumer_index0 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index0);
printk("sblk->status_rx_quick_consumer_index1 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index1);
printk("sblk->status_rx_quick_consumer_index2 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index2);
printk("sblk->status_rx_quick_consumer_index3 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index3);
printk("sblk->status_rx_quick_consumer_index4 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index4);
printk("sblk->status_rx_quick_consumer_index5 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index5);
printk("sblk->status_rx_quick_consumer_index6 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index6);
printk("sblk->status_rx_quick_consumer_index7 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index7);
printk("sblk->status_rx_quick_consumer_index8 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index8);
printk("sblk->status_rx_quick_consumer_index9 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index9);
printk("sblk->status_rx_quick_consumer_index10 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index10);
printk("sblk->status_rx_quick_consumer_index11 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index11);
printk("sblk->status_rx_quick_consumer_index12 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index12);
printk("sblk->status_rx_quick_consumer_index13 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index13);
printk("sblk->status_rx_quick_consumer_index14 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index14);
printk("sblk->status_rx_quick_consumer_index15 %d\n",bnapi->status_blk.msi->status_rx_quick_consumer_index15);
printk("sblk->status_completion_producer_index %d\n",bnapi->status_blk.msi->status_completion_producer_index);
printk("sblk->status_cmd_consumer_index %d\n",bnapi->status_blk.msi->status_cmd_consumer_index);
printk("sblk->status_idx %d\n",bnapi->status_blk.msi->status_idx);
printk("sblk->status_unused %d\n",bnapi->status_blk.msi->status_unused);
printk("sblk->status_blk_num %d\n",bnapi->status_blk.msi->status_blk_num);
is_timedout = 1;
for (i = 0; i < bp->irq_nvecs; i++) {
bnapi = &bp->bnx2_napi[i];
bnx2_tx_int(bp, bnapi, 0);
}
return;
}
-----------------
last status idx 2426
hw_tx_cons 32474, txr->hw_tx_conds 32474 txr->tx_prod 32641 txr->tx_cons 32474
hw_rx_cons 19665, txr->hw_rx_conds 19665
sblk->status_attn_bits 1
sblk->status_attn_bits_ack 1
bnx2_tx_avail 88
sblk->status_tx_quick_consumer_index0 32474
sblk->status_tx_quick_consumer_index1 0
sblk->status_tx_quick_consumer_index2 0
sblk->status_tx_quick_consumer_index3 0
sblk->status_rx_quick_consumer_index0 19665
sblk->status_rx_quick_consumer_index1 0
sblk->status_rx_quick_consumer_index2 0
sblk->status_rx_quick_consumer_index3 0
sblk->status_rx_quick_consumer_index4 0
sblk->status_rx_quick_consumer_index5 0
sblk->status_rx_quick_consumer_index6 0
sblk->status_rx_quick_consumer_index7 0
sblk->status_rx_quick_consumer_index8 0
sblk->status_rx_quick_consumer_index9 0
sblk->status_rx_quick_consumer_index10 0
sblk->status_rx_quick_consumer_index11 0
sblk->status_rx_quick_consumer_index12 0
sblk->status_rx_quick_consumer_index13 0
sblk->status_rx_quick_consumer_index14 0
sblk->status_rx_quick_consumer_index15 0
sblk->status_completion_producer_index 0
sblk->status_cmd_consumer_index 0
sblk->status_idx 2426
sblk->status_unused 0
sblk->status_blk_num 0
hw_cons 32474 sw_cons 32474 ffff8801d27f85c0 bnapi
return hw_cons 32474 sw_cons 32474 ffff8801d27f85c0 bnapi
hw_cons 3628 sw_cons 3625 ffff8801d27f8bc0 bnapi
return hw_cons 3628 sw_cons 3625 ffff8801d27f8bc0 bnapi
hw_cons 62094 sw_cons 62090 ffff8801d27f91c0 bnapi
return hw_cons 62094 sw_cons 62090 ffff8801d27f91c0 bnapi
hw_cons 3184 sw_cons 3173 ffff8801d27f97c0 bnapi
return hw_cons 3184 sw_cons 3173 ffff8801d27f97c0 bnapi
hw_cons 0 sw_cons 0 ffff8801d27f9dc0 bnapi
return hw_cons 0 sw_cons 0 ffff8801d27f9dc0 bnapi
>--------------------------------------------------------------------------------
>From:
tinnycloud@xxxxxxxxxxx>To:
xen-devel@xxxxxxxxxxxxxxxxxxx>CC:
mchan@xxxxxxxxxxxx>Subject: bnx2 FTQ issues on 2.6.32 + xen 4.0.1;
>Date: Mon, 27 Jun 2011 13:38:07 +0800
>
>
>Hi Michael:
>
> Sorry to brother. But I've been suffered this issue quite a long time.
> My test environment is 2.6.32.36 + xen 4.0.1 + bnx2, 2.3.
>
> Also cpu idle is disabled in grub.
>
> Grub info:
> title Red Hat Enterprise Linux Server (2.6.32.36xen)
> kernel /xen-4.0.1.gz iommu=off x2apic=off console=com1,vga com1=115200,8n1 noreboot cpuidle=0 cpufreq=none no-xsave max_cstate=1
> module /vmlinuz-2.6.32.36xen ro root=LABEL=/ hda=noprobe console=hvc0 console=ttyS0,115200n8
> module /initrd-2.6.32.36xen.img
>
> Someone has pointed out that this might be interrupt lost, but I don't understand the log info, if the log
>info is documented somewhere, could you let me know?
>
> Many thanks.
>
>root@xmao # ethtool -i eth0
>driver: bridge
>version: 2.3
>firmware-version: N/A
>bus-info: N/A
>
>
>/var/log/message:
>
>196299 Jun 27 07:36:56 xmao kernel: ------------[ cut here ]------------
>196300 Jun 27 07:36:56 xmao kernel: WARNING: at net/sched/sch_generic.c:261 dev_watchdog+0x105/0x16a()
>196301 Jun 27 07:36:56 xmao kernel: Hardware name: Tecal RH2285
>196302 Jun 27 07:36:56 xmao kernel: NETDEV WATCHDOG: peth0 (bnx2): transmit queue 0 timed out
>196303 Jun 27 07:36:56 xmao kernel: Modules linked in: iptable_filter nfs fscache nfs_acl auth_rpcgss bridge stp llc autofs4 ipmi_devintf ipmi_si ipm i_msghandler lockd sunrpc ipv6 xenfs dm_multipath fuse nf_conntrack ip_tables xen_netback xen_blkback blktap blkback_pagemap loop nbd video output sbs sbshc parport_pc lp parport snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device serio_raw bnx2 snd_pcm_oss snd_mixer_oss snd_pcm snd_ timer snd i2c_i801 iTCO_wdt soundcore iTCO_vendor_support pata_acpi snd_page_alloc i2c_core ata_generic pcspkr ata_piix shpchp mptsas mptscsih mptbase [last unloaded: freq_table]
>196304 Jun 27 07:36:56 xmao kernel: Pid: 0, comm: swapper Not tainted 2.6.32.36xen #1
>196305 Jun 27 07:36:56 xmao kernel: Call Trace:
>196306 Jun 27 07:36:56 xmao kernel: <IRQ> [<ffffffff813ba154>] ? dev_watchdog+0x105/0x16a
>196307 Jun 27 07:36:56 xmao kernel: [<ffffffff81056666>] warn_slowpath_common+0x7c/0x94
>196308 Jun 27 07:36:56 xmao kernel: [<ffffffff81056738>] warn_slowpath_fmt+0xa4/0xa6
>196309 Jun 27 07:36:56 xmao kernel: [<ffffffff81080bfa>] ? clockevents_program_event+0x78/0x81
>196310 Jun 27 07:36:56 xmao kernel: [<ffffffff81081fce>] ? tick_program_event+0x2a/0x2c
>196311 Jun 27 07:36:56 xmao kernel: [<ffffffff813b951d>] ? __netif_tx_lock+0x1b/0x24
>196312 Jun 27 07:36:56 xmao kernel: [<ffffffff813b95a8>] ? netif_tx_lock+0x46/0x6e
>196313 Jun 27 07:36:56 xmao kernel: [<ffffffff813a3ed1>] ? netdev_drivername+0x48/0x4f
>196314 Jun 27 07:36:56 xmao kernel: [<ffffffff813ba154>] dev_watchdog+0x105/0x16a
>196315 Jun 27 07:36:56 xmao kernel: [<ffffffff81063d98>] run_timer_softirq+0x156/0x1f8
>196316 Jun 27 07:36:56 xmao kernel: [<ffffffff813ba04f>] ? dev_watchdog+0x0/0x16a
>196317 Jun 27 07:36:56 xmao kernel: [<ffffffff8105d6f0>] __do_softirq+0xd7/0x19e
>196318 Jun 27 07:36:56 xmao kernel: [<ffffffff81013eac>] call_softirq+0x1c/0x30
>196319 Jun 27 07:36:56 xmao kernel: [<ffffffff8101564b>] do_softirq+0x46/0x87
>196320 Jun 27 07:36:56 xmao kernel: [<ffffffff8105d575>] irq_exit+0x3b/0x7a
>196321 Jun 27 07:36:56 xmao kernel: [<ffffffff8128dcfe>] xen_evtchn_do_upcall+0x38/0x46
>196322 Jun 27 07:36:56 xmao kernel: [<ffffffff81013efe>] xen_do_hypervisor_callback+0x1e/0x30
>196323 Jun 27 07:36:56 xmao kernel: <EOI> [<ffffffff8103f642>] ? pick_next_task_idle+0x18/0x22
>196324 Jun 27 07:36:56 xmao kernel: [<ffffffff810093aa>] ? hypercall_page+0x3aa/0x1000
>196325 Jun 27 07:36:56 xmao kernel: [<ffffffff810093aa>] ? hypercall_page+0x3aa/0x1000
>196326 Jun 27 07:36:56 xmao kernel: [<ffffffff8100f1bb>] ? xen_safe_halt+0x10/0x1a
>196327 Jun 27 07:36:56 xmao kernel: [<ffffffff81019e14>] ? default_idle+0x39/0x56
>196328 Jun 27 07:36:56 xmao kernel: [<ffffffff81011cd0>] ? cpu_idle+0x5d/0x8c
>196329 Jun 27 07:36:56 xmao kernel: [<ffffffff8143375d>] ? cpu_bringup_and_idle+0x13/0x15
>196330 Jun 27 07:36:56 xmao kernel: ---[ end trace 8ea3df16a1603e41 ]---
>196331 Jun 27 07:36:56 xmao kernel: bnx2: <--- start FTQ dump on peth0 --->
>196332 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_RV2P_PFTQ_CTL 10000
>196333 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_RV2P_TFTQ_CTL 20000
>196334 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_RV2P_MFTQ_CTL 4000
>196335 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_TBDR_FTQ_CTL 1004002
>196336 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_TDMA_FTQ_CTL 4010002
>196337 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_TXP_FTQ_CTL 4010002
>196338 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_TPAT_FTQ_CTL 10002
>196339 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_RXP_CFTQ_CTL 8000
>196340 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_RXP_FTQ_CTL 100000
>196341 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_COM_COMXQ_FTQ_CTL 10000
>196342 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_COM_COMTQ_FTQ_CTL 20000
>196343 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_COM_COMQ_FTQ_CTL 10000
>196344 Jun 27 07:36:56 xmao kernel: bnx2: peth0: BNX2_CP_CPQ_FTQ_CTL 4000
>196345 Jun 27 07:36:56 xmao kernel: bnx2: peth0: TXP mode b84c state 80005000 evt_mask 500 pc 8000758 pc 8000758 instr 8fa90030
>196346 Jun 27 07:36:56 xmao kernel: bnx2: peth0: TPAT mode b84c state 80001000 evt_mask 500 pc 8000a5c pc 8000a4c instr 38420001
>196347 Jun 27 07:36:56 xmao kernel: bnx2: peth0: RXP mode b84c state 80001000 evt_mask 500 pc 8004c1c pc 8004c20 instr 32070001
>196348 Jun 27 07:36:56 xmao kernel: bnx2: peth0: COM mode b8cc state 80008000 evt_mask 500 pc 8000a94 pc 8000b28 instr 3c028000
>196349 Jun 27 07:36:56 xmao kernel: bnx2: peth0: CP mode b8cc state 80004000 evt_mask 500 pc 8000c6c pc 8000928 instr 8ce800e8
>196350 Jun 27 07:36:56 xmao kernel: bnx2: <--- end FTQ dump on peth0 --->
>196351 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: intr_sem[0]
>196351 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: intr_sem[0]
>196352 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: intr_sem[0] PCI_CMD[20100406]
>196353 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: PCI_PM[19002008] PCI_MISC_CFG[92000088]
>196354 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: EMAC_TX_STATUS[00000008] EMAC_RX_STATUS[00000000]
>196355 Jun 27 07:36:56 xmao kernel: bnx2: peth0 RPM_MGMT_PKT_CTRL[40000088]
>196356 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: MCP_STATE_P0[0007e10e] MCP_STATE_P1[0003e00e]
>196357 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: HC_STATS_INTERRUPT_STATUS[01ff0000]
>196358 Jun 27 07:36:56 xmao kernel: bnx2: peth0 DEBUG: PBA[00000000]
>196359 Jun 27 07:36:56 xmao kernel: bnx2: peth0 NIC Copper Link is Down
>196360 Jun 27 07:36:56 xmao kernel: eth0: port 1(peth0) entering disabled state
>196361 Jun 27 07:36:59 xmao kernel: bnx2: peth0 NIC Copper Link is Up, 1000 Mbps full duplex
>196362 Jun 27 07:36:59 xmao kernel: eth0: port 1(peth0) entering forwarding state
