Re: k8-bus_64.c(?) spams dmesg in 2.6.26-rc1

From: Yinghai Lu
Date: Sun May 04 2008 - 16:30:14 EST

On Sun, May 4, 2008 at 4:28 AM, Jeff Garzik <jeff@xxxxxxxxxx> wrote:
> Even at KERN_DEBUG, the following dmesg output is both overly excessive
> (overall spew) and overly terse (each line is singularly uninformative to
> anyone but code's author):
..
> 00:00.0 Memory controller: nVidia Corporation CK804 Memory Controller (rev
> a3)
> 00:01.0 ISA bridge: nVidia Corporation CK804 ISA Bridge (rev a3)
> 00:01.1 SMBus: nVidia Corporation CK804 SMBus (rev a2)
> 00:02.0 USB Controller: nVidia Corporation CK804 USB Controller (rev a2)
> 00:02.1 USB Controller: nVidia Corporation CK804 USB Controller (rev a3)
> 00:04.0 Multimedia audio controller: nVidia Corporation CK804 AC'97 Audio
> Controller (rev a2)
> 00:06.0 IDE interface: nVidia Corporation CK804 IDE (rev f2)
> 00:07.0 IDE interface: nVidia Corporation CK804 Serial ATA Controller (rev
> f3)
> 00:08.0 IDE interface: nVidia Corporation CK804 Serial ATA Controller (rev
> f3)
> 00:09.0 PCI bridge: nVidia Corporation CK804 PCI Bridge (rev a2)
> 00:0a.0 Bridge: nVidia Corporation CK804 Ethernet Controller (rev a3)
> 00:0e.0 PCI bridge: nVidia Corporation CK804 PCIE Bridge (rev a3)
> 00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> HyperTransport Technology Configuration
> 00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> Address Map
> 00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> DRAM Controller
> 00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> Miscellaneous Control
> 00:19.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> HyperTransport Technology Configuration
> 00:19.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> Address Map
> 00:19.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> DRAM Controller
> 00:19.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
> Miscellaneous Control
> 05:05.0 FireWire (IEEE 1394): Texas Instruments TSB43AB22/A IEEE-1394a-2000
> Controller (PHY/Link)
> 40:01.0 PCI bridge: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge (rev
> 12)
> 40:01.1 PIC: Advanced Micro Devices [AMD] AMD-8131 PCI-X IOAPIC (rev 01)
> 40:02.0 PCI bridge: Advanced Micro Devices [AMD] AMD-8131 PCI-X Bridge (rev
> 12)
> 40:02.1 PIC: Advanced Micro Devices [AMD] AMD-8131 PCI-X IOAPIC (rev 01)
> 41:04.0 VGA compatible controller: nVidia Corporation NV17 [GeForce4 MX
> 440] (rev a3)
> 61:04.0 SCSI storage controller: Marvell Technology Group Ltd. 88SX6042
> PCI-X 4-Port SATA-II (rev 02)
> 61:06.0 SCSI storage controller: LSI Logic / Symbios Logic 53c1030 PCI-X
> Fusion-MPT Dual Ultra320 SCSI (rev 07)
> 61:06.1 SCSI storage controller: LSI Logic / Symbios Logic 53c1030 PCI-X
> Fusion-MPT Dual Ultra320 SCSI (rev 07)
> 80:00.0 Memory controller: nVidia Corporation CK804 Memory Controller (rev
> a3)
> 80:01.0 Memory controller: nVidia Corporation CK804 Memory Controller (rev
> a3)
>
> Linux version 2.6.26-rc1-00006-gafa26be (jgarzik@xxxxxxxxxxxx) (gcc version
> 4.1.2 20070925 (Red Hat 4.1.2-33)) #1 SMP Sun May 4 07:05:17 EDT 2008
> Command line: ro root=LABEL=/ nogui
> BIOS-provided physical RAM map:
> BIOS-e820: 0000000000000000 - 000000000009d400 (usable)
> BIOS-e820: 000000000009d400 - 00000000000a0000 (reserved)
> BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved)
> BIOS-e820: 0000000000100000 - 000000007fff9300 (usable)
> BIOS-e820: 000000007fff9300 - 0000000080000000 (reserved)
> BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
> Entering add_active_range(0, 0, 157) 0 entries of 3200 used
> Entering add_active_range(0, 256, 524281) 1 entries of 3200 used
> max_pfn_mapped = 1048576
> x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
> init_memory_mapping
> DMI 2.3 present.
> ACPI: RSDP 000E8010, 0024 (r2 HP )
> ACPI: XSDT 7FFF94FC, 0044 (r1 HP CPQ0062 20061128 0)
> ACPI: FACP 7FFF96A4, 010C (r3 HP VIPER 1 0)
> ACPI Warning (tbfadt-0230): FADT (revision 3) is longer than ACPI 2.0
> version, truncating length 0x10C to 0xF4 [20080321]
> ACPI: DSDT 7FFF989A, 14AF (r1 HP DSDT 1 MSFT 100000E)
> ACPI: FACS 7FFF9300, 0040
> ACPI: SSDT 7FFFAD49, 3A95 (r2 HP PROJECT 1 MSFT 100000E)
> ACPI: APIC 7FFF97B0, 009E (r1 HP VIPER 1 0)
> ACPI: SRAT 7FFF93EC, 0110 (r2 HP VIPER 1 0)
> ACPI: DMI detected: Hewlett-Packard
> SRAT: PXM 0 -> APIC 0 -> Node 0
> SRAT: PXM 0 -> APIC 1 -> Node 0
> SRAT: PXM 1 -> APIC 2 -> Node 1
> SRAT: PXM 1 -> APIC 3 -> Node 1
> SRAT: Node 0 PXM 0 0-a0000
> Entering add_active_range(0, 0, 157) 0 entries of 3200 used
> SRAT: Node 0 PXM 0 e8000-40000000
> Entering add_active_range(0, 256, 262144) 1 entries of 3200 used
> SRAT: Node 1 PXM 1 40000000-80000000
> Entering add_active_range(1, 262144, 524281) 2 entries of 3200 used
> NUMA: Allocated memnodemap from c000 - 2c040
> NUMA: Using 15 for the hash shift.
> Bootmem setup node 0 0000000000000000-0000000040000000
> NODE_DATA [0000000000001000 - 0000000000004fff]
> bootmap [000000000002d000 - 0000000000034fff] pages 8
> early res: 0 [0-fff] BIOS data page
> early res: 1 [6000-7fff] TRAMPOLINE
> early res: 2 [200000-6347d3] TEXT DATA BSS
> early res: 3 [37cb8000-37fefd4e] RAMDISK
> early res: 4 [9d400-fffff] BIOS reserved
> early res: 5 [8000-bfff] PGTABLE
> early res: 6 [c000-2c03f] MEMNODEMAP
> Bootmem setup node 1 0000000040000000-000000007fff9000
> NODE_DATA [0000000040000000 - 0000000040003fff]
> bootmap [0000000040004000 - 000000004000bfff] pages 8
> [ffffe20000000000-ffffe20000dfffff] PMD ->
> [ffff810001200000-ffff810001ffffff] on node 0
> [ffffe20000e00000-ffffe20001bfffff] PMD ->
> [ffff810040200000-ffff810040ffffff] on node 1
> Zone PFN ranges:
> DMA 0 -> 4096
> DMA32 4096 -> 1048576
> Normal 1048576 -> 1048576
> Movable zone start PFN for each node
> early_node_map[3] active PFN ranges
> 0: 0 -> 157
> 0: 256 -> 262144
> 1: 262144 -> 524281
> On node 0 totalpages: 262045
> DMA zone: 56 pages used for memmap
> DMA zone: 1215 pages reserved
> DMA zone: 2726 pages, LIFO batch:0
> DMA32 zone: 3528 pages used for memmap
> DMA32 zone: 254520 pages, LIFO batch:31
> Normal zone: 0 pages used for memmap
> Movable zone: 0 pages used for memmap
> On node 1 totalpages: 262137
> DMA zone: 0 pages used for memmap
> DMA32 zone: 3583 pages used for memmap
> DMA32 zone: 258554 pages, LIFO batch:31
> Normal zone: 0 pages used for memmap
> Movable zone: 0 pages used for memmap
> Nvidia board detected. Ignoring ACPI timer override.
> If you got timer trouble try acpi_use_timer_override
> ACPI: PM-Timer IO Port: 0xf808
> ACPI: Local APIC address 0xfee00000
> ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
> ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
> ACPI: LAPIC (acpi_id[0x03] lapic_id[0x02] enabled)
> ACPI: LAPIC (acpi_id[0x04] lapic_id[0x03] enabled)
> ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
> ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
> ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
> ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1])
> ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0])
> IOAPIC[0]: apic_id 8, version 0, address 0xfec00000, GSI 0-23
> ACPI: IOAPIC (id[0x09] address[0xfa600000] gsi_base[24])
> IOAPIC[1]: apic_id 9, version 0, address 0xfa600000, GSI 24-27
> ACPI: IOAPIC (id[0x0a] address[0xfa601000] gsi_base[28])
> IOAPIC[2]: apic_id 10, version 0, address 0xfa601000, GSI 28-31
> ACPI: IOAPIC (id[0x0b] address[0xfa900000] gsi_base[32])
> IOAPIC[3]: apic_id 11, version 0, address 0xfa900000, GSI 32-55
> ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
> ACPI: IRQ9 used by override.
> Setting APIC routing to flat
> Using ACPI (MADT) for SMP configuration information
> Allocating PCI resources starting at 88000000 (gap: 80000000:7ec00000)
> SMP: Allowing 4 CPUs, 0 hotplug CPUs
> PERCPU: Allocating 33552 bytes of per cpu data
> NR_CPUS: 16, nr_cpu_ids: 4
> Built 2 zonelists in Node order, mobility grouping on. Total pages: 515800
> Policy zone: DMA32
> Kernel command line: ro root=LABEL=/ nogui
> Initializing CPU#0
> PID hash table entries: 4096 (order: 12, 32768 bytes)
> Extended CMOS year: 2000
> TSC calibrated against PM_TIMER
> Marking TSC unstable due to TSCs unsynchronized
> time.c: Detected 2393.627 MHz processor.
> spurious 8259A interrupt: IRQ7.
> Console: colour VGA+ 80x25
> console [tty0] enabled
> Checking aperture...
> Node 0: aperture @ 220000000 size 32 MB
> Aperture beyond 4GB. Ignoring.
> No AGP bridge found
> Memory: 2059968k/2097124k available (2134k kernel code, 36760k reserved,
> 1292k data, 328k init)
> CPA: page pool initialized 1 of 1 pages preallocated
> Calibrating delay using timer specific routine.. 4790.20 BogoMIPS
> (lpj=9580407)
> Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes)
> Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes)
> Mount-cache hash table entries: 256
> CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
> CPU: L2 Cache: 1024K (64 bytes/line)
> CPU 0/0 -> Node 0
> CPU: Physical Processor ID: 0
> CPU: Processor Core ID: 0
> ACPI: Core revision 20080321
> CPU0: Dual Core AMD Opteron(tm) Processor 280 stepping 02
> Using local APIC timer interrupts.
> APIC timer calibration result 12466795
> Detected 12.466 MHz APIC timer.
> Booting processor 1/1 ip 6000
> Initializing CPU#1
> Calibrating delay using timer specific routine.. 4787.36 BogoMIPS
> (lpj=9574722)
> CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
> CPU: L2 Cache: 1024K (64 bytes/line)
> CPU 1/1 -> Node 0
> CPU: Physical Processor ID: 0
> CPU: Processor Core ID: 1
> x86 PAT enabled: cpu 1, old 0x7040600070406, new 0x7010600070106
> CPU1: Dual Core AMD Opteron(tm) Processor 280 stepping 02
> Booting processor 2/2 ip 6000
> Initializing CPU#2
> Calibrating delay using timer specific routine.. 4787.32 BogoMIPS
> (lpj=9574649)
> CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
> CPU: L2 Cache: 1024K (64 bytes/line)
> CPU 2/2 -> Node 1
> CPU: Physical Processor ID: 1
> CPU: Processor Core ID: 0
> x86 PAT enabled: cpu 2, old 0x7040600070406, new 0x7010600070106
> CPU2: Dual Core AMD Opteron(tm) Processor 280 stepping 02
> Booting processor 3/3 ip 6000
> Initializing CPU#3
> Calibrating delay using timer specific routine.. 4787.32 BogoMIPS
> (lpj=9574647)
> CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
> CPU: L2 Cache: 1024K (64 bytes/line)
> CPU 3/3 -> Node 1
> CPU: Physical Processor ID: 1
> CPU: Processor Core ID: 1
> x86 PAT enabled: cpu 3, old 0x7040600070406, new 0x7010600070106
> CPU3: Dual Core AMD Opteron(tm) Processor 280 stepping 02
> Brought up 4 CPUs
> Total of 4 processors activated (19152.21 BogoMIPS).
> net_namespace: 568 bytes
> NET: Registered protocol family 16
> node 0 link 0: io port [2000, 2fff]
> node 0 link 2: io port [1000, 1fff]
> node 1 link 0: io port [e000, efff]
> TOM: 0000000080000000 aka 2048M
> node 0 link 2: mmio [a0000, bffff]
> node 1 link 0: mmio [e8000000, efffffff]
> node 0 link 0: mmio [febf0000, febfffff]
> node 0 link 2: mmio [f0000000, fa6fffff]
> node 0 link 0: mmio [fa700000, fa8fffff]
> node 1 link 0: mmio [fa900000, fa9fffff]
...
> bus: [00,3f] on node 0 link 0
> bus: 00 index 0 io port: [2000, dfff]
> bus: 00 index 1 io port: [0, fff]
> bus: 00 index 2 io port: [f000, ffff]
> bus: 00 index 3 mmio: [faa00000, fcffffffff]
> bus: 00 index 4 mmio: [fa700000, fa8fffff]
> bus: 00 index 5 mmio: [80000000, e7ffffff]
> bus: [40,7f] on node 0 link 2
> bus: 40 index 0 io port: [1000, 1fff]
> bus: 40 index 1 mmio: [a0000, bffff]
> bus: 40 index 2 mmio: [f0000000, fa6fffff]
> bus: [80,ff] on node 1 link 0
> bus: 80 index 0 io port: [e000, efff]
> bus: 80 index 1 mmio: [e8000000, efffffff]
> bus: 80 index 2 mmio: [fa900000, fa9fffff]

good, you have three HT links...

will send patch to disable the print spew...

YH
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