e1000-cids is a custom kernel module running on kernel 2.6.29.1 . Do you
see any impact because e1000 driver has not supported 82574 ?
On Fri, Aug 2, 2013 at 10:06 PM, Allan, Bruce W <bruce.w.al...@intel.com>wrote:
> Your issue is with 82574L devices, but what is this e1000-cids kernel
> module that is in use?!? What distribution are you using? It appears that
> this is on some custom kernel based off 2.6.29 with a customized version of
> an old e1000 driver but the standard in-kernel e1000 driver has never
> supported 82574 AFAICR, only e1000e has.
>
> > -----Original Message-----
> > From: Kaushal Bhandankar [mailto:kaushal...@gmail.com]
> > Sent: Friday, August 02, 2013 7:40 AM
> > To: e1000-devel@lists.sourceforge.net
> > Subject: Re: [E1000-devel] e1000_clean_tx_irq not reclaiming some
> > resources
> >
> > Hi,
> > There are 8 CPU, interrupts are enabled only on CPU 1. So I don't think
> > Serialization is the issue here ( tx_hung or memory barrier ) . The whole
> > transmit operation happens after acquiring a spin lock. Attaching logs
> >
> >
> > -bash-3.2# lspci -vvv
> >
> > 06:00.0 Class 0200: Device 8086:10d3
> > Subsystem: Device 8086:0000
> > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > ParErr+
> > Stepping- SERR+ FastB2B- DisINTx+
> > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
> > <MAbort- >SERR- <PERR- INTx-
> > Latency: 0, Cache Line Size: 64 bytes
> > Interrupt: pin A routed to IRQ 52
> > Region 0: Memory at fb500000 (32-bit, non-prefetchable) [size=128K]
> > Region 2: I/O ports at 9000 [size=32]
> > Region 3: Memory at fb520000 (32-bit, non-prefetchable) [size=16K]
> > Capabilities: [c8] Power Management version 2
> > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-
> > ,D3hot+,D3cold+)
> > Status: D0 PME-Enable- DSel=0 DScale=1 PME-
> > Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+ Count=1/1
> > Enable+
> > Address: 00000000fee0200c Data: 41a2
> > Capabilities: [e0] Express (v1) Endpoint, MSI 00
> > DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s <512ns, L1 <64us
> > ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
> > DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported-
> > RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop+
> > MaxPayload 256 bytes, MaxReadReq 512 bytes
> > DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr+ TransPend-
> > LnkCap: Port #7, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0
> <128ns,
> > L1 <64us
> > ClockPM- Suprise- LLActRep- BwNot-
> > LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
> > ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
> > LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive-
> BWMgmt-
> > ABWMgmt-
> > Capabilities: [a0] MSI-X: Enable- Mask- TabSize=5
> > Vector table: BAR=3 offset=00000000
> > PBA: BAR=3 offset=00002000
> > Capabilities: [100] Advanced Error Reporting
> > UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF-
> > MalfTLP-
> > ECRC- UnsupReq- ACSVoil-
> > UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF-
> > MalfTLP-
> > ECRC- UnsupReq- ACSVoil-
> > UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+
> > MalfTLP+
> > ECRC- UnsupReq- ACSVoil-
> > CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
> > CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
> > AERCap: First Error Pointer: 00, GenCap- CGenEn- ChkCap- ChkEn-
> > Capabilities: [140] Device Serial Number 24-4a-44-ff-ff-35-4e-4c
> > Kernel driver in use: e1000-cids
> > Kernel modules: e1000e, e1000-cids
> >
> > 0a:00.0 Class 0200: Device 8086:10d3
> > Subsystem: Device 8086:0000
> > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > ParErr+
> > Stepping- SERR+ FastB2B- DisINTx+
> > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
> > <MAbort- >SERR- <PERR- INTx-
> > Latency: 0, Cache Line Size: 64 bytes
> > Interrupt: pin A routed to IRQ 56
> > Region 0: Memory at fb100000 (32-bit, non-prefetchable) [size=128K]
> > Region 2: I/O ports at 5000 [size=32]
> > Region 3: Memory at fb120000 (32-bit, non-prefetchable) [size=16K]
> > Capabilities: [c8] Power Management version 2
> > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-
> > ,D3hot+,D3cold+)
> > Status: D0 PME-Enable- DSel=0 DScale=1 PME-
> > Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+ Count=1/1
> > Enable+
> > Address: 00000000fee0200c Data: 41c2
> > Capabilities: [e0] Express (v1) Endpoint, MSI 00
> > DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s <512ns, L1 <64us
> > ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
> > DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported-
> > RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop+
> > MaxPayload 256 bytes, MaxReadReq 512 bytes
> > DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr+ TransPend-
> > LnkCap: Port #15, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0
> <128ns,
> > L1 <64us
> > ClockPM- Suprise- LLActRep- BwNot-
> > LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk-
> > ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
> > LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive-
> BWMgmt-
> > ABWMgmt-
> > Capabilities: [a0] MSI-X: Enable- Mask- TabSize=5
> > Vector table: BAR=3 offset=00000000
> > PBA: BAR=3 offset=00002000
> > Capabilities: [100] Advanced Error Reporting
> > UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF-
> > MalfTLP-
> > ECRC- UnsupReq- ACSVoil-
> > UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF-
> > MalfTLP-
> > ECRC- UnsupReq- ACSVoil-
> > UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+
> > MalfTLP+
> > ECRC- UnsupReq- ACSVoil-
> > CESta: RxErr+ BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
> > CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+
> > AERCap: First Error Pointer: 14, GenCap- CGenEn- ChkCap- ChkEn-
> > Capabilities: [140] Device Serial Number 20-4a-44-ff-ff-35-4e-4c
> > Kernel driver in use: e1000-cids
> > Kernel modules: e1000e, e1000-cids
> >
> >
> >
> >
> >
> > -bash-3.2# /home/service/ethtool_x64 -S ge0_0
> > NIC statistics:
> > rx_packets: 2270486963
> > tx_packets: 2270258731
> > rx_bytes: 842820640337
> > tx_bytes: 842677599977
> > rx_broadcast: 15
> > tx_broadcast: 17
> > rx_multicast: 217
> > tx_multicast: 0
> > rx_errors: 0
> > tx_errors: 0
> > tx_dropped: 0
> > multicast: 217
> > collisions: 0
> > rx_length_errors: 0
> > rx_over_errors: 0
> > rx_crc_errors: 0
> > rx_frame_errors: 0
> > rx_no_buffer_count: 0
> > rx_missed_errors: 734
> > tx_aborted_errors: 0
> > tx_carrier_errors: 0
> > tx_fifo_errors: 0
> > tx_heartbeat_errors: 0
> > tx_window_errors: 0
> > tx_abort_late_coll: 0
> > tx_deferred_ok: 0
> > tx_single_coll_ok: 0
> > tx_multi_coll_ok: 0
> > tx_timeout_count: 0
> > tx_restart_queue: 0
> > rx_long_length_errors: 0
> > rx_short_length_errors: 0
> > rx_align_errors: 0
> > tx_tcp_seg_good: 0
> > tx_tcp_seg_failed: 0
> > rx_flow_control_xon: 0
> > rx_flow_control_xoff: 0
> > tx_flow_control_xon: 0
> > tx_flow_control_xoff: 0
> > rx_long_byte_count: 842820640337
> > rx_csum_offload_good: 4540964668
> > rx_csum_offload_errors: 0
> > rx_header_split: 0
> > alloc_rx_buff_failed: 0
> > tx_smbus: 0
> > rx_smbus: 0
> > dropped_smbus: 0
> >
> >
> > -bash-3.2# /home/service/ethtool_x64 -S ge0_1
> > NIC statistics:
> > rx_packets: 2270479945
> > tx_packets: 2270260736
> > rx_bytes: 842731587884
> > tx_bytes: 842763758123
> > rx_broadcast: 17
> > tx_broadcast: 15
> > rx_multicast: 251
> > tx_multicast: 0
> > rx_errors: 0
> > tx_errors: 0
> > tx_dropped: 0
> > multicast: 251
> > collisions: 0
> > rx_length_errors: 0
> > rx_over_errors: 0
> > rx_crc_errors: 0
> > rx_frame_errors: 0
> > rx_no_buffer_count: 0
> > rx_missed_errors: 668
> > tx_aborted_errors: 0
> > tx_carrier_errors: 0
> > tx_fifo_errors: 0
> > tx_heartbeat_errors: 0
> > tx_window_errors: 0
> > tx_abort_late_coll: 0
> > tx_deferred_ok: 0
> > tx_single_coll_ok: 0
> > tx_multi_coll_ok: 0
> > tx_timeout_count: 0
> > tx_restart_queue: 0
> > rx_long_length_errors: 0
> > rx_short_length_errors: 0
> > rx_align_errors: 0
> > tx_tcp_seg_good: 0
> > tx_tcp_seg_failed: 0
> > rx_flow_control_xon: 0
> > rx_flow_control_xoff: 0
> > tx_flow_control_xon: 0
> > tx_flow_control_xoff: 0
> > rx_long_byte_count: 842731587884
> > rx_csum_offload_good: 4540950578
> > rx_csum_offload_errors: 0
> > rx_header_split: 0
> > alloc_rx_buff_failed: 0
> > tx_smbus: 0
> > rx_smbus: 0
> > dropped_smbus: 0
> >
> >
> > -bash-3.2# modinfo e1000-cids
> > filename: /lib/modules/2.6.29.1/kernel/drivers/cisco/e1000-cids.ko
> > license: GPL
> > description: Intel(R) PRO/1000 Network Driver
> > author: Intel Corporation, <linux.n...@intel.com>
> > srcversion: E9DC028A15DB101E7CF77E9
> > alias: pci:v00008086d000010C3sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010C2sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010C0sv*sd*bc*sc*i*
> > alias: pci:v00008086d0000294Csv*sd*bc*sc*i*
> > alias: pci:v00008086d000010BDsv*sd*bc*sc*i*
> > alias: pci:v00008086d000010C5sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010C4sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010D5sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010BCsv*sd*bc*sc*i*
> > alias: pci:v00008086d000010BBsv*sd*bc*sc*i*
> > alias: pci:v00008086d000010BAsv*sd*bc*sc*i*
> > alias: pci:v00008086d000010B9sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010B5sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010A0sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010DAsv*sd*bc*sc*i*
> > alias: pci:v00008086d000010D9sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010A5sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010A4sv*sd*bc*sc*i*
> > alias: pci:v00008086d000010D3sv*sd*bc*sc*i*
> > alias: pci:v00008086d0000109Asv*sd*bc*sc*i*
> > alias: pci:v00008086d00001099sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001098sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001096sv*sd*bc*sc*i*
> > alias: pci:v00008086d0000108Csv*sd*bc*sc*i*
> > alias: pci:v00008086d0000108Bsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000108Asv*sd*bc*sc*i*
> > alias: pci:v00008086d0000107Fsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000107Esv*sd*bc*sc*i*
> > alias: pci:v00008086d0000107Dsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000107Csv*sd*bc*sc*i*
> > alias: pci:v00008086d0000107Bsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000107Asv*sd*bc*sc*i*
> > alias: pci:v00008086d00001079sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001078sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001077sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001076sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001075sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001060sv*sd*bc*sc*i*
> > alias: pci:v00008086d0000105Fsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000105Esv*sd*bc*sc*i*
> > alias: pci:v00008086d0000104Dsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000104Csv*sd*bc*sc*i*
> > alias: pci:v00008086d0000104Bsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000104Asv*sd*bc*sc*i*
> > alias: pci:v00008086d00001049sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001028sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001027sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001026sv*sd*bc*sc*i*
> > alias: pci:v00008086d0000101Esv*sd*bc*sc*i*
> > alias: pci:v00008086d0000101Dsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000101Asv*sd*bc*sc*i*
> > alias: pci:v00008086d00001019sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001018sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001017sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001016sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001015sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001014sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001013sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001012sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001011sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001010sv*sd*bc*sc*i*
> > alias: pci:v00008086d0000100Fsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000100Esv*sd*bc*sc*i*
> > alias: pci:v00008086d0000100Dsv*sd*bc*sc*i*
> > alias: pci:v00008086d0000100Csv*sd*bc*sc*i*
> > alias: pci:v00008086d00001009sv*sd*bc*sc*i*
> > alias: pci:v00008086d00001008sv*sd*bc*sc*i*
> > depends:
> > vermagic: 2.6.29.1 SMP mod_unload
> > parm: TxDescriptors:Number of transmit descriptors (array of
> int)
> > parm: RxDescriptors:Number of receive descriptors (array of
> int)
> > parm: Speed:Speed setting (array of int)
> > parm: Duplex:Duplex setting (array of int)
> > parm: AutoNeg:Advertised auto-negotiation setting (array of
> int)
> > parm: FlowControl:Flow Control setting (array of int)
> > parm: XsumRX:Disable or enable Receive Checksum offload (array
> of
> > int)
> > parm: TxIntDelay:Transmit Interrupt Delay (array of int)
> > parm: TxAbsIntDelay:Transmit Absolute Interrupt Delay (array of
> > int)
> > parm: RxIntDelay:Receive Interrupt Delay (array of int)
> > parm: RxAbsIntDelay:Receive Absolute Interrupt Delay (array of
> > int)
> > parm: InterruptThrottleRate:Interrupt Throttling Rate (array of
> > int)
> > parm: PollingMode:Disable or enable Polling Mode (array of int)
> > parm: XLActive:Disable or enable XL Mode (array of int)
> > parm: SmartPowerDownEnable:Enable PHY smart power down (array
> > of
> > int)
> > parm: KumeranLockLoss:Enable Kumeran lock loss workaround
> (array
> > of int)
> > parm: smart_speed_count:Pass smart speed count if the
> architure
> > is 4260 or 4270 (int)
> > parm: copybreak:Maximum size of packet that is copied to a new
> > buffer on receive (uint)
> > parm: debug:Debug level (0=none,...,16=all) (int)
> >
> >
> >
> >
> >
> > -bash-3.2# cat /proc/interrupts
> > CPU0 CPU1 CPU2 CPU3 CPU4 CPU5
> > CPU6 CPU7
> > 0: 149 0 0 11835923 0 0
> > 0 0 IO-APIC-edge timer
> > 1: 0 0 0 2 0 0
> > 0 0 IO-APIC-edge i8042
> > 3: 0 0 0 6 0 0
> > 0 0 IO-APIC-edge serial
> > 4: 0 0 0 570 0 0
> > 0 0 IO-APIC-edge serial
> > 8: 0 0 0 1 0 0
> > 0 0 IO-APIC-edge rtc0
> > 9: 0 0 0 0 0 0
> > 0 0 IO-APIC-fasteoi acpi
> > 12: 0 0 0 7 0 0
> > 0 0 IO-APIC-edge i8042
> > 14: 0 0 0 0 0 0
> > 0 0 IO-APIC-edge ide0
> > 15: 0 0 0 0 0 0
> > 0 0 IO-APIC-edge ide1
> > 16: 0 0 0 0 0 0
> > 0 74 IO-APIC-fasteoi ehci_hcd:usb1
> > 23: 0 0 0 0 0 0
> > 0 33597 IO-APIC-fasteoi ehci_hcd:usb2
> > 24: 11834303 0 0 0 0 0
> > 0 0 HPET_MSI-edge hpet2
> > 25: 0 11848245 0 0 0 0
> > 0 0 HPET_MSI-edge hpet3
> > 26: 0 0 11847837 0 0 0
> > 0 0 HPET_MSI-edge hpet4
> > 27: 0 0 0 11847188 0 0
> > 0 0 HPET_MSI-edge hpet5
> > 28: 0 0 0 0 11847939 0
> > 0 0 HPET_MSI-edge hpet6
> > 29: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge aerdrv
> > 30: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge aerdrv
> > 48: 52305 0 0 0 0 0
> > 0 0 PCI-MSI-edge cpp_base
> > 49: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge ge0_6
> > 50: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge ge0_4
> > 51: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge ge0_2
> > 52: 0 182372945 1 0 0 0
> > 0 0 PCI-MSI-edge ge0_0
> > 53: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge ge0_7
> > 54: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge ge0_5
> > 55: 0 0 0 0 0 0
> > 0 0 PCI-MSI-edge ge0_3
> > 56: 0 182106089 0 0 1 0
> > 0 0 PCI-MSI-edge ge0_1
> > 57: 0 0 0 0 0 32369
> > 0 0 PCI-MSI-edge ma0_0
> > NMI: 0 0 0 0 0 0
> > 0 0 Non-maskable interrupts
> > LOC: 792 8319 7743 7167 6591 11855915
> > 11854969 11851679 Local timer interrupts
> > RES: 33183 204822 147379 28106 749980 19856
> > 29527 173678 Rescheduling interrupts
> > CAL: 33 145 144 125 145 146
> > 144 140 Function call interrupts
> > TLB: 3907 4653 3080 3162 3274 4554
> > 3565 8091 TLB shootdowns
> > TRM: 0 0 0 0 0 0
> > 0 0 Thermal event interrupts
> > THR: 0 0 0 0 0 0
> > 0 0 Threshold APIC interrupts
> > SPU: 0 0 0 0 0 0
> > 0 0 Spurious interrupts
> > ERR: 0
> > MIS: 0
> >
> >
> >
> >
> >
> > -bash-3.2# dmesg
> > eated pci_slot on 0000:0c:08
> > pci_create_slot: created pci_slot on 0000:0c:09
> > pci_create_slot: created pci_slot on 0000:0f:00
> > pci_create_slot: created pci_slot on 0000:11:00
> > pci_create_slot: created pci_slot on 0000:12:00
> > pci_create_slot: created pci_slot on 0000:13:00
> > pci_create_slot: created pci_slot on 0000:14:00
> > ACPI: SSDT DF630898, 06F4 (r1 AMI IST 1 MSFT 3000001)
> > ACPI Warning (tbutils-0242): Incorrect checksum in table [SSDT] - 3F,
> > should be 91 [20081204]
> > ACPI: SSDT DF627D98, 00E4 (r1 AMI CST 1 MSFT 3000001)
> > Monitor-Mwait will be used to enter C-3 state
> > ACPI: CPU0 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:00: registered as cooling_device0
> > ACPI: Processor [P000] (supports 8 throttling states)
> > ACPI: CPU1 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:01: registered as cooling_device1
> > ACPI: Processor [P001] (supports 8 throttling states)
> > ACPI: CPU2 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:02: registered as cooling_device2
> > ACPI: Processor [P002] (supports 8 throttling states)
> > ACPI: CPU3 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:03: registered as cooling_device3
> > ACPI: Processor [P003] (supports 8 throttling states)
> > ACPI: CPU4 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:04: registered as cooling_device4
> > ACPI: Processor [P004] (supports 8 throttling states)
> > ACPI: CPU5 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:05: registered as cooling_device5
> > ACPI: Processor [P005] (supports 8 throttling states)
> > ACPI: CPU6 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:06: registered as cooling_device6
> > ACPI: Processor [P006] (supports 8 throttling states)
> > ACPI: CPU7 (power states: C1[C1] C2[C3])
> > processor ACPI_CPU:07: registered as cooling_device7
> > ACPI: Processor [P007] (supports 8 throttling states)
> > Non-volatile memory driver v1.3
> > Linux agpgart interface v0.103
> > ipmi message handler version 39.2
> > ipmi device interface
> > IPMI System Interface driver.
> > ipmi_si: Trying SMBIOS-specified kcs state machine at i/o address 0xca2,
> > slave address 0x0, irq 0
> > ipmi: Found new BMC (man_id: 0x00168b, prod_id: 0x00a9, dev_id: 0x20)
> > IPMI kcs interface initialized
> > ipmi_si: Trying ACPI-specified kcs state machine at i/o address 0xca2,
> > slave address 0x0, irq 0
> > ipmi_si: duplicate interface
> > IPMI SMB Interface driver
> > IPMI Watchdog: driver initialized
> > Copyright (C) 2004 MontaVista Software - IPMI Powerdown via sys_reboot.
> > IPMI poweroff: ATCA Detect mfg 0x168B prod 0xA9
> > IPMI poweroff: Found a chassis style poweroff function
> > Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
> > serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> > serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
> > 00:03: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
> > 00:04: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
> > brd: module loaded
> > loop: module loaded
> > lpc: version 0.1 (Jan 18 2013)
> > tun: Universal TUN/TAP device driver, 1.6
> > tun: (C) 1999-2004 Max Krasnyansky <m...@qualcomm.com>
> > Uniform Multi-Platform E-IDE driver
> > ide_generic: please use "probe_mask=0x3f" module parameter for probing
> > all
> > legacy ISA IDE ports
> > Probing IDE interface ide0...
> > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> > Probing IDE interface ide1...
> > ide1 at 0x170-0x177,0x376 on irq 15
> > ide-gd driver 1.18
> > Driver 'sd' needs updating - please use bus_type methods
> > Driver 'sr' needs updating - please use bus_type methods
> > ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
> > ehci_hcd 0000:00:1a.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> > ehci_hcd 0000:00:1a.0: setting latency timer to 64
> > ehci_hcd 0000:00:1a.0: EHCI Host Controller
> > ehci_hcd 0000:00:1a.0: new USB bus registered, assigned bus number 1
> > ehci_hcd 0000:00:1a.0: debug port 2
> > ehci_hcd 0000:00:1a.0: cache line size of 32 is not supported
> > ehci_hcd 0000:00:1a.0: irq 16, io mem 0xfbd03000
> > ehci_hcd 0000:00:1a.0: USB 2.0 started, EHCI 1.00
> > usb usb1: configuration #1 chosen from 1 choice
> > hub 1-0:1.0: USB hub found
> > hub 1-0:1.0: 2 ports detected
> > ehci_hcd 0000:00:1d.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23
> > ehci_hcd 0000:00:1d.0: setting latency timer to 64
> > ehci_hcd 0000:00:1d.0: EHCI Host Controller
> > ehci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 2
> > ehci_hcd 0000:00:1d.0: debug port 2
> > ehci_hcd 0000:00:1d.0: cache line size of 32 is not supported
> > ehci_hcd 0000:00:1d.0: irq 23, io mem 0xfbd02000
> > ehci_hcd 0000:00:1d.0: USB 2.0 started, EHCI 1.00
> > usb usb2: configuration #1 chosen from 1 choice
> > hub 2-0:1.0: USB hub found
> > usb 1-1: new high speed USB device using ehci_hcd and address 2
> > hub 2-0:1.0: 2 ports detected
> > ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
> > uhci_hcd: USB Universal Host Controller Interface driver
> > Initializing USB Mass Storage driver...
> > usbcore: registered new interface driver usb-storage
> > USB Mass Storage support registered.
> > PNP: No PS/2 controller found. Probing ports directly.
> > usb 1-1: configuration #1 chosen from 1 choice
> > serio: i8042 KBD port at 0x60,0x64 irq 1
> > serio: i8042 AUX port at 0x60,0x64 irq 12
> > mice: PS/2 mouse device common for all mice
> > rtc_cmos 00:06: RTC can wake from S4
> > rtc_cmos 00:06: rtc core: registered rtc_cmos as rtc0
> > rtc0: alarms up to one year, y3k, 114 bytes nvram, hpet irqs
> > i2c /dev entries driver
> > i801_smbus 0000:00:1f.3: PCI INT C -> GSI 18 (level, low) -> IRQ 18
> > hub 1-1:1.0: USB hub found
> > hub 1-1:1.0: 6 ports detected
> > device-mapper: ioctl: 4.14.0-ioctl (2008-04-23) initialised:
> > dm-de...@redhat.com
> > cpuidle: using governor ladder
> > usbcore: registered new interface driver usbhid
> > usbhid: v2.6:USB HID core driver
> > usb 2-1: new high speed USB device using ehci_hcd and address 2
> > TCP cubic registered
> > IPv6: Loaded, but is disabled by default. IPv6 may be enabled on
> individual
> > interfaces.
> > NET: Registered protocol family 10
> > NET: Registered protocol family 17
> > NET: Registered protocol family 5
> > usb 2-1: configuration #1 chosen from 1 choice
> > hub 2-1:1.0: USB hub found
> > hub 2-1:1.0: 8 ports detected
> > rtc_cmos 00:06: setting system clock to 2013-08-02 03:47:34 UTC
> > (1375415254)
> > Freeing unused kernel memory: 1032k freed
> > usb 1-1.2: new high speed USB device using ehci_hcd and address 3
> > Write protecting the kernel read-only data: 4272k
> > usb 1-1.2: configuration #1 chosen from 1 choice
> > input: Avocent USB Composite Device-0 as /class/input/input0
> > generic-usb 0003:0624:0248.0001: input: USB HID v1.00 Keyboard [Avocent
> > USB
> > Composite Device-0] on usb-0000:00:1a.0-1.2/input0
> > input: Avocent USB Composite Device-0 as /class/input/input1
> > generic-usb 0003:0624:0248.0002: input: USB HID v1.00 Mouse [Avocent USB
> > Composite Device-0] on usb-0000:00:1a.0-1.2/input1
> > input: Avocent USB Composite Device-0 as /class/input/input2
> > generic-usb 0003:0624:0248.0003: input: USB HID v1.00 Mouse [Avocent USB
> > Composite Device-0] on usb-0000:00:1a.0-1.2/input2
> > usb 2-1.3: new high speed USB device using ehci_hcd and address 3
> > usb 2-1.3: configuration #1 chosen from 1 choice
> > scsi0 : SCSI emulation for USB Mass Storage devices
> > usb-storage: device found at 3
> > usb-storage: waiting for device to settle before scanning
> > scsi 0:0:0:0: Direct-Access UNIGEN QAR8000S1 PMAP PQ: 0
> ANSI:
> > 0 CCS
> > sd 0:0:0:0: [sda] 15646720 512-byte hardware sectors: (8.01 GB/7.46 GiB)
> > sd 0:0:0:0: [sda] Write Protect is off
> > sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
> > sd 0:0:0:0: [sda] Assuming drive cache: write through
> > sd 0:0:0:0: [sda] 15646720 512-byte hardware sectors: (8.01 GB/7.46 GiB)
> > sd 0:0:0:0: [sda] Write Protect is off
> > sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
> > sd 0:0:0:0: [sda] Assuming drive cache: write through
> > sda: sda1 sda2 sda3 sda4
> > sd 0:0:0:0: [sda] Attached SCSI removable disk
> > sd 0:0:0:0: Attached scsi generic sg0 type 0
> > kjournald starting. Commit interval 5 seconds
> > EXT3-fs: mounted filesystem with ordered data mode.
> > usb-storage: device scan complete
> > kjournald starting. Commit interval 5 seconds
> > EXT3 FS on sda2, internal journal
> > EXT3-fs: mounted filesystem with ordered data mode.
> > kjournald starting. Commit interval 5 seconds
> > EXT3-fs: mounted filesystem with ordered data mode.
> > linux_kernel_bde: module license 'Proprietary' taints kernel.
> > linux-kernel-bde (1956): ** Alloc contiguous DMA-able memroy 8388608
> > bytes
> > Error: __pci_dev_mem_alloc NULL!
> > linux-kernel-bde (1956): alloc_mpool : dma_pbase (0x00000000) dma_vbase
> > ((null))
> > linux-kernel-bde (1956): no DMA memory available
> > EXT3 FS on sda1, internal journal
> > cpp INFO at cppInitBusDevice:862: Detected Tarari device 0, deviceId
> 0x0a05
> > on bus=15, slot=0
> > pci 0000:0f:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> > pci 0000:0f:00.0: irq 48 for MSI/MSI-X
> > Silicom Bypass-SD Control driver v5.0.44
> > No such device
> > cids-shared: initializing cidsSharedPtr to ffff8800364f4604
> > Intel(R) PRO/1000 Network Driver - version 7.6.15.6-cids
> > Copyright (c) 1999-2008 Intel Corporation.
> > e1000-cids 0000:03:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> > e1000-cids 0000:03:00.0: setting latency timer to 64
> > eth0: Intel(R) PRO/1000 Network Connection
> > e1000: eth0: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:27
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:03:00.0: irq 49 for MSI/MSI-X
> > MSI Interrupt mode set - eth0
> > e1000-cids 0000:04:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> > e1000-cids 0000:04:00.0: setting latency timer to 64
> > eth1: Intel(R) PRO/1000 Network Connection
> > e1000: eth1: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:26
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:04:00.0: irq 50 for MSI/MSI-X
> > MSI Interrupt mode set - eth1
> > e1000-cids 0000:05:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> > e1000-cids 0000:05:00.0: setting latency timer to 64
> > eth2: Intel(R) PRO/1000 Network Connection
> > e1000: eth2: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:25
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:05:00.0: irq 51 for MSI/MSI-X
> > MSI Interrupt mode set - eth2
> > e1000-cids 0000:06:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> > e1000-cids 0000:06:00.0: setting latency timer to 64
> > eth3: Intel(R) PRO/1000 Network Connection
> > e1000: eth3: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:24
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:06:00.0: irq 52 for MSI/MSI-X
> > MSI Interrupt mode set - eth3
> > e1000-cids 0000:07:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> > e1000-cids 0000:07:00.0: setting latency timer to 64
> > eth4: Intel(R) PRO/1000 Network Connection
> > e1000: eth4: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:23
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:07:00.0: irq 53 for MSI/MSI-X
> > MSI Interrupt mode set - eth4
> > e1000-cids 0000:08:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> > e1000-cids 0000:08:00.0: setting latency timer to 64
> > eth5: Intel(R) PRO/1000 Network Connection
> > e1000: eth5: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:22
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:08:00.0: irq 54 for MSI/MSI-X
> > MSI Interrupt mode set - eth5
> > e1000-cids 0000:09:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> > e1000-cids 0000:09:00.0: setting latency timer to 64
> > eth6: Intel(R) PRO/1000 Network Connection
> > e1000: eth6: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:21
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:09:00.0: irq 55 for MSI/MSI-X
> > MSI Interrupt mode set - eth6
> > e1000-cids 0000:0a:00.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19
> > e1000-cids 0000:0a:00.0: setting latency timer to 64
> > eth7: Intel(R) PRO/1000 Network Connection
> > e1000: eth7: e1000_cids_setup: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:20
> > e1000-cids: initializing cidsSharedPtr to ffff8800364f4604
> > e1000-cids 0000:0a:00.0: irq 56 for MSI/MSI-X
> > MSI Interrupt mode set - eth7
> > e1000-cids 0000:12:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> > e1000-cids 0000:12:00.0: setting latency timer to 64
> > e1000: eth%d: e1000_probe: (PCI Express:2.5Gb/s:Width x1)
> > 4c:4e:35:44:4a:1f
> > e1000: eth8: e1000_probe: Intel(R) PRO/1000 Network Connection
> > ixgbe: Intel(R) 10 Gigabit PCI Express Network Driver - version 2.0.1
> > Copyright (c) 1999-2008 Intel Corporation.
> > Silicom Bypass-SD Control driver v5.0.44
> > No such device
> > igb_cids: Unknown symbol set_bypass_wd_sd
> > igb_cids: Unknown symbol set_bypass_pwoff_sd
> > igb_cids: Unknown symbol set_wd_autoreset_sd
> > igb_cids: Unknown symbol set_bypass_pwup_sd
> > igb_cids: Unknown symbol is_bypass_sd
> > igb_cids: Unknown symbol set_bypass_sd
> > e100: Intel(R) PRO/100 Network Driver, 3.5.23-k6-NAPI
> > e100: Copyright(c) 1999-2006 Intel Corporation
> > ip_tables: (C) 2000-2006 Netfilter Core Team
> > nf_conntrack version 0.5.0 (16384 buckets, 65536 max)
> > CONFIG_NF_CT_ACCT is deprecated and will be removed soon. Please use
> > nf_conntrack.acct=1 kernel paramater, acct=1 nf_conntrack module option
> > or
> > sysctl net.netfilter.nf_conntrack_acct=1 to enable it.
> > e1000-cids 0000:12:00.0: irq 57 for MSI/MSI-X
> > e1000-cids 0000:12:00.0: irq 57 for MSI/MSI-X
> > e1000-cids 0000:12:00.0: irq 57 for MSI/MSI-X
> > ADDRCONF(NETDEV_UP): ma0_0: link is not ready
> > e1000: ge0_0: e1000_cids_watchdog_task: NIC Link is Up 1000 Mbps Full
> > Duplex, Flow Control: None
> > e1000: ge0_1: e1000_cids_watchdog_task: NIC Link is Up 1000 Mbps Full
> > Duplex, Flow Control: None
> > e1000: ma0_0: e1000_watchdog_task: NIC Link is Up 100 Mbps Full Duplex,
> > Flow Control: None
> > e1000: ma0_0: e1000_watchdog_task: 10/100 speed: disabling TSO
> > ADDRCONF(NETDEV_CHANGE): ma0_0: link becomes ready
> >
> >
> > Regards,
> > Kaushal
> >
> >
> > On Fri, Aug 2, 2013 at 4:17 PM, Kaushal Bhandankar
> > <kaushal...@gmail.com>wrote:
> >
> > > Hi,
> > > I have a peculiar problem in the Tx ring. Some packet buffers are not
> > > reclaimed in e1000_clean_tx_irq function.
> > > I added some instrumentation to the packet buffers to confirm that the
> > > transmit is happening. Is this related to Tx hung issue, where some
> > packets
> > > are not transmitted ?
> > >
> > > Any idea what can go wrong ?
> > >
> > > Regards,
> > > Kaushal
> > >
>
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