Hi to all.
I have upgraded my Kubuntu 9.04 to the latest 9.10 but my wireless card stop working. After some digging and testing I found that this is related to kernel 2.6.31.
With 9.04 I had no problems with the card (kernel 2.6.28), but with 9.10 it is not detected. Here is part of my dmesg:
[quote]
mimosh@mimosh-laptop:~$ dmesg
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 2.6.31-15-generic (buildd@rothera) (gcc version 4.4.1 (Ubuntu 4.4.1-4ubuntu8) ) #50-Ubuntu SMP Tue Nov 10 14:54:29 UTC 2009 (Ubuntu 2.6.31-15.50-generic)
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] NSC Geode by NSC
[ 0.000000] Cyrix CyrixInstead
[ 0.000000] Centaur CentaurHauls
[ 0.000000] Transmeta GenuineTMx86
[ 0.000000] Transmeta TransmetaCPU
[ 0.000000] UMC UMC UMC UMC
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
[ 0.000000] BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
[ 0.000000] BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
[ 0.000000] BIOS-e820: 0000000000100000 - 0000000037fef000 (usable)
[ 0.000000] BIOS-e820: 0000000037ff0000 - 0000000037ffffc0 (ACPI data)
[ 0.000000] BIOS-e820: 0000000037ffffc0 - 0000000038000000 (ACPI NVS)
[ 0.000000] BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
[ 0.000000] DMI 2.3 present.
[ 0.000000] last_pfn = 0x37fef max_arch_pfn = 0x100000
[ 0.000000] MTRR default type: uncachable
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-FFFFF uncachable
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 0000000000 mask FFE0000000 write-back
[ 0.000000] 1 base 0020000000 mask FFF0000000 write-back
[ 0.000000] 2 base 0030000000 mask FFF8000000 write-back
[ 0.000000] 3 disabled
[ 0.000000] 4 disabled
[ 0.000000] 5 disabled
[ 0.000000] 6 disabled
[ 0.000000] 7 disabled
[ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[ 0.000000] e820 update range: 0000000000002000 - 0000000000006000 (usable) ==> (reserved)
[ 0.000000] Scanning 1 areas for low memory corruption
[ 0.000000] modified physical RAM map:
[ 0.000000] modified: 0000000000000000 - 0000000000002000 (usable)
[ 0.000000] modified: 0000000000002000 - 0000000000006000 (reserved)
[ 0.000000] modified: 0000000000006000 - 000000000009fc00 (usable)
[ 0.000000] modified: 000000000009fc00 - 00000000000a0000 (reserved)
[ 0.000000] modified: 00000000000e0000 - 0000000000100000 (reserved)
[ 0.000000] modified: 0000000000100000 - 0000000037fef000 (usable)
[ 0.000000] modified: 0000000037ff0000 - 0000000037ffffc0 (ACPI data)
[ 0.000000] modified: 0000000037ffffc0 - 0000000038000000 (ACPI NVS)
[ 0.000000] modified: 00000000fff80000 - 0000000100000000 (reserved)
[ 0.000000] initial memory mapped : 0 - 00c00000
[ 0.000000] init_memory_mapping: 0000000000000000-00000000377fe000
[ 0.000000] Using x86 segment limits to approximate NX protection
[ 0.000000] 0000000000 - 0000400000 page 4k
[ 0.000000] 0000400000 - 0037400000 page 2M
[ 0.000000] 0037400000 - 00377fe000 page 4k
[ 0.000000] kernel direct mapping tables up to 377fe000 @ 7000-c000
[ 0.000000] RAMDISK: 3788f000 - 37fdebba
[ 0.000000] Allocated new RAMDISK: 008ad000 - 00ffcbba
[ 0.000000] Move RAMDISK from 000000003788f000 - 0000000037fdebb9 to 008ad000 - 00ffcbb9
[ 0.000000] ACPI: RSDP 000e5010 00014 (v00 OID_00)
[ 0.000000] ACPI: RSDT 37ffc380 00030 (v01 INSYDE FACP_000 00000100 0000 00010200)
[ 0.000000] ACPI: FACP 37fffac0 00074 (v01 INSYDE FACP_000 00000100 0000 00010200)
[ 0.000000] ACPI: DSDT 37ffc3c0 036F4 (v01 INSYDE ATIRS480 00001000 INTL 20040116)
[ 0.000000] ACPI: FACS 37ffffc0 00040
[ 0.000000] ACPI: APIC 37fffb50 00068 (v01 INSYDE APIC_000 30303030 0000 00010200)
[ 0.000000] ACPI: HPET 37fffbc0 00038 (v01 INSYDE HPET_000 30303030 0000 30303030)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] 7MB HIGHMEM available.
[ 0.000000] 887MB LOWMEM available.
[ 0.000000] mapped low ram: 0 - 377fe000
[ 0.000000] low ram: 0 - 377fe000
[ 0.000000] node 0 low ram: 00000000 - 377fe000
[ 0.000000] node 0 bootmap 00008000 - 0000ef00
[ 0.000000] (9 early reservations) ==> bootmem [0000000000 - 00377fe000]
[ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
[ 0.000000] #1 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000]
[ 0.000000] #2 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000]
[ 0.000000] #3 [0000100000 - 00008a80a0] TEXT DATA BSS ==> [0000100000 - 00008a80a0]
[ 0.000000] #4 [000009fc00 - 0000100000] BIOS reserved ==> [000009fc00 - 0000100000]
[ 0.000000] #5 [00008a9000 - 00008ac14c] BRK ==> [00008a9000 - 00008ac14c]
[ 0.000000] #6 [0000007000 - 0000008000] PGTABLE ==> [0000007000 - 0000008000]
[ 0.000000] #7 [00008ad000 - 0000ffcbba] NEW RAMDISK ==> [00008ad000 - 0000ffcbba]
[ 0.000000] #8 [0000008000 - 000000f000] BOOTMAP ==> [0000008000 - 000000f000]
[ 0.000000] Zone PFN ranges:
[ 0.000000] DMA 0x00000000 -> 0x00001000
[ 0.000000] Normal 0x00001000 -> 0x000377fe
[ 0.000000] HighMem 0x000377fe -> 0x00037fef
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] early_node_map[3] active PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x00000002
[ 0.000000] 0: 0x00000006 -> 0x0000009f
[ 0.000000] 0: 0x00000100 -> 0x00037fef
[ 0.000000] On node 0 totalpages: 229258
[ 0.000000] free_area_init_node: node 0, pgdat c0784940, node_mem_map c1000000
[ 0.000000] DMA zone: 32 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 3963 pages, LIFO batch:0
[ 0.000000] Normal zone: 1744 pages used for memmap
[ 0.000000] Normal zone: 221486 pages, LIFO batch:31
[ 0.000000] HighMem zone: 16 pages used for memmap
[ 0.000000] HighMem zone: 2017 pages, LIFO batch:0
[ 0.000000] Using APIC driver default
[ 0.000000] ACPI: PM-Timer IO Port: 0x1008
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] disabled)
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
[ 0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ2 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] Enabling APIC mode: Flat. Using 1 I/O APICs
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] ACPI: HPET id: 0x8086a201 base: 0x0 is invalid
[ 0.000000] SMP: Allowing 2 CPUs, 1 hotplug CPUs
[ 0.000000] nr_irqs_gsi: 24
[ 0.000000] PM: Registered nosave memory: 0000000000002000 - 0000000000006000
[ 0.000000] PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
[ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000
[ 0.000000] PM: Registered nosave memory: 00000000000e0000 - 0000000000100000
[ 0.000000] Allocating PCI resources starting at 38000000 (gap: 38000000:c7f80000)
[ 0.000000] NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 14 pages at c1704000, static data 35612 bytes
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 227466
[ 0.000000] Kernel command line: root=UUID=40c33fee-b23f-4459-b9b2-7b0b9eb779ce ro quiet splash
[ 0.000000] PID hash table entries: 4096 (order: 12, 16384 bytes)
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Enabling fast FPU save and restore... done.
[ 0.000000] Enabling unmasked SIMD FPU exception support... done.
[ 0.000000] Initializing CPU#0
[ 0.000000] allocated 4587180 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[ 0.000000] Initializing HighMem for node 0 (000377fe:00037fef)
[ 0.000000] Memory: 888856k/917436k available (4566k kernel code, 27944k reserved, 2142k data, 540k init, 8132k highmem)
[ 0.000000] virtual kernel memory layout:
[ 0.000000] fixmap : 0xfff1d000 - 0xfffff000 ( 904 kB)
[ 0.000000] pkmap : 0xff800000 - 0xffc00000 (4096 kB)
[ 0.000000] vmalloc : 0xf7ffe000 - 0xff7fe000 ( 120 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xf77fe000 ( 887 MB)
[ 0.000000] .init : 0xc078e000 - 0xc0815000 ( 540 kB)
[ 0.000000] .data : 0xc0575b44 - 0xc078d3c8 (2142 kB)
[ 0.000000] .text : 0xc0100000 - 0xc0575b44 (4566 kB)
[ 0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok.
[ 0.000000] SLUB: Genslabs=13, HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.000000] NR_IRQS:2304 nr_irqs:424
[ 0.000000] Fast TSC calibration using PIT &nb
I have upgraded my Kubuntu 9.04 to the latest 9.10 but my wireless card stop working. After some digging and testing I found that this is related to kernel 2.6.31.
With 9.04 I had no problems with the card (kernel 2.6.28), but with 9.10 it is not detected. Here is part of my dmesg:
[quote]
mimosh@mimosh-laptop:~$ dmesg
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 2.6.31-15-generic (buildd@rothera) (gcc version 4.4.1 (Ubuntu 4.4.1-4ubuntu8) ) #50-Ubuntu SMP Tue Nov 10 14:54:29 UTC 2009 (Ubuntu 2.6.31-15.50-generic)
[ 0.000000] KERNEL supported cpus:
[ 0.000000] Intel GenuineIntel
[ 0.000000] AMD AuthenticAMD
[ 0.000000] NSC Geode by NSC
[ 0.000000] Cyrix CyrixInstead
[ 0.000000] Centaur CentaurHauls
[ 0.000000] Transmeta GenuineTMx86
[ 0.000000] Transmeta TransmetaCPU
[ 0.000000] UMC UMC UMC UMC
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
[ 0.000000] BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
[ 0.000000] BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
[ 0.000000] BIOS-e820: 0000000000100000 - 0000000037fef000 (usable)
[ 0.000000] BIOS-e820: 0000000037ff0000 - 0000000037ffffc0 (ACPI data)
[ 0.000000] BIOS-e820: 0000000037ffffc0 - 0000000038000000 (ACPI NVS)
[ 0.000000] BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
[ 0.000000] DMI 2.3 present.
[ 0.000000] last_pfn = 0x37fef max_arch_pfn = 0x100000
[ 0.000000] MTRR default type: uncachable
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-FFFFF uncachable
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 0000000000 mask FFE0000000 write-back
[ 0.000000] 1 base 0020000000 mask FFF0000000 write-back
[ 0.000000] 2 base 0030000000 mask FFF8000000 write-back
[ 0.000000] 3 disabled
[ 0.000000] 4 disabled
[ 0.000000] 5 disabled
[ 0.000000] 6 disabled
[ 0.000000] 7 disabled
[ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[ 0.000000] e820 update range: 0000000000002000 - 0000000000006000 (usable) ==> (reserved)
[ 0.000000] Scanning 1 areas for low memory corruption
[ 0.000000] modified physical RAM map:
[ 0.000000] modified: 0000000000000000 - 0000000000002000 (usable)
[ 0.000000] modified: 0000000000002000 - 0000000000006000 (reserved)
[ 0.000000] modified: 0000000000006000 - 000000000009fc00 (usable)
[ 0.000000] modified: 000000000009fc00 - 00000000000a0000 (reserved)
[ 0.000000] modified: 00000000000e0000 - 0000000000100000 (reserved)
[ 0.000000] modified: 0000000000100000 - 0000000037fef000 (usable)
[ 0.000000] modified: 0000000037ff0000 - 0000000037ffffc0 (ACPI data)
[ 0.000000] modified: 0000000037ffffc0 - 0000000038000000 (ACPI NVS)
[ 0.000000] modified: 00000000fff80000 - 0000000100000000 (reserved)
[ 0.000000] initial memory mapped : 0 - 00c00000
[ 0.000000] init_memory_mapping: 0000000000000000-00000000377fe000
[ 0.000000] Using x86 segment limits to approximate NX protection
[ 0.000000] 0000000000 - 0000400000 page 4k
[ 0.000000] 0000400000 - 0037400000 page 2M
[ 0.000000] 0037400000 - 00377fe000 page 4k
[ 0.000000] kernel direct mapping tables up to 377fe000 @ 7000-c000
[ 0.000000] RAMDISK: 3788f000 - 37fdebba
[ 0.000000] Allocated new RAMDISK: 008ad000 - 00ffcbba
[ 0.000000] Move RAMDISK from 000000003788f000 - 0000000037fdebb9 to 008ad000 - 00ffcbb9
[ 0.000000] ACPI: RSDP 000e5010 00014 (v00 OID_00)
[ 0.000000] ACPI: RSDT 37ffc380 00030 (v01 INSYDE FACP_000 00000100 0000 00010200)
[ 0.000000] ACPI: FACP 37fffac0 00074 (v01 INSYDE FACP_000 00000100 0000 00010200)
[ 0.000000] ACPI: DSDT 37ffc3c0 036F4 (v01 INSYDE ATIRS480 00001000 INTL 20040116)
[ 0.000000] ACPI: FACS 37ffffc0 00040
[ 0.000000] ACPI: APIC 37fffb50 00068 (v01 INSYDE APIC_000 30303030 0000 00010200)
[ 0.000000] ACPI: HPET 37fffbc0 00038 (v01 INSYDE HPET_000 30303030 0000 30303030)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] 7MB HIGHMEM available.
[ 0.000000] 887MB LOWMEM available.
[ 0.000000] mapped low ram: 0 - 377fe000
[ 0.000000] low ram: 0 - 377fe000
[ 0.000000] node 0 low ram: 00000000 - 377fe000
[ 0.000000] node 0 bootmap 00008000 - 0000ef00
[ 0.000000] (9 early reservations) ==> bootmem [0000000000 - 00377fe000]
[ 0.000000] #0 [0000000000 - 0000001000] BIOS data page ==> [0000000000 - 0000001000]
[ 0.000000] #1 [0000001000 - 0000002000] EX TRAMPOLINE ==> [0000001000 - 0000002000]
[ 0.000000] #2 [0000006000 - 0000007000] TRAMPOLINE ==> [0000006000 - 0000007000]
[ 0.000000] #3 [0000100000 - 00008a80a0] TEXT DATA BSS ==> [0000100000 - 00008a80a0]
[ 0.000000] #4 [000009fc00 - 0000100000] BIOS reserved ==> [000009fc00 - 0000100000]
[ 0.000000] #5 [00008a9000 - 00008ac14c] BRK ==> [00008a9000 - 00008ac14c]
[ 0.000000] #6 [0000007000 - 0000008000] PGTABLE ==> [0000007000 - 0000008000]
[ 0.000000] #7 [00008ad000 - 0000ffcbba] NEW RAMDISK ==> [00008ad000 - 0000ffcbba]
[ 0.000000] #8 [0000008000 - 000000f000] BOOTMAP ==> [0000008000 - 000000f000]
[ 0.000000] Zone PFN ranges:
[ 0.000000] DMA 0x00000000 -> 0x00001000
[ 0.000000] Normal 0x00001000 -> 0x000377fe
[ 0.000000] HighMem 0x000377fe -> 0x00037fef
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] early_node_map[3] active PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x00000002
[ 0.000000] 0: 0x00000006 -> 0x0000009f
[ 0.000000] 0: 0x00000100 -> 0x00037fef
[ 0.000000] On node 0 totalpages: 229258
[ 0.000000] free_area_init_node: node 0, pgdat c0784940, node_mem_map c1000000
[ 0.000000] DMA zone: 32 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 3963 pages, LIFO batch:0
[ 0.000000] Normal zone: 1744 pages used for memmap
[ 0.000000] Normal zone: 221486 pages, LIFO batch:31
[ 0.000000] HighMem zone: 16 pages used for memmap
[ 0.000000] HighMem zone: 2017 pages, LIFO batch:0
[ 0.000000] Using APIC driver default
[ 0.000000] ACPI: PM-Timer IO Port: 0x1008
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] disabled)
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
[ 0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ2 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] Enabling APIC mode: Flat. Using 1 I/O APICs
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] ACPI: HPET id: 0x8086a201 base: 0x0 is invalid
[ 0.000000] SMP: Allowing 2 CPUs, 1 hotplug CPUs
[ 0.000000] nr_irqs_gsi: 24
[ 0.000000] PM: Registered nosave memory: 0000000000002000 - 0000000000006000
[ 0.000000] PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
[ 0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000
[ 0.000000] PM: Registered nosave memory: 00000000000e0000 - 0000000000100000
[ 0.000000] Allocating PCI resources starting at 38000000 (gap: 38000000:c7f80000)
[ 0.000000] NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 14 pages at c1704000, static data 35612 bytes
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 227466
[ 0.000000] Kernel command line: root=UUID=40c33fee-b23f-4459-b9b2-7b0b9eb779ce ro quiet splash
[ 0.000000] PID hash table entries: 4096 (order: 12, 16384 bytes)
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Enabling fast FPU save and restore... done.
[ 0.000000] Enabling unmasked SIMD FPU exception support... done.
[ 0.000000] Initializing CPU#0
[ 0.000000] allocated 4587180 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
[ 0.000000] Initializing HighMem for node 0 (000377fe:00037fef)
[ 0.000000] Memory: 888856k/917436k available (4566k kernel code, 27944k reserved, 2142k data, 540k init, 8132k highmem)
[ 0.000000] virtual kernel memory layout:
[ 0.000000] fixmap : 0xfff1d000 - 0xfffff000 ( 904 kB)
[ 0.000000] pkmap : 0xff800000 - 0xffc00000 (4096 kB)
[ 0.000000] vmalloc : 0xf7ffe000 - 0xff7fe000 ( 120 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xf77fe000 ( 887 MB)
[ 0.000000] .init : 0xc078e000 - 0xc0815000 ( 540 kB)
[ 0.000000] .data : 0xc0575b44 - 0xc078d3c8 (2142 kB)
[ 0.000000] .text : 0xc0100000 - 0xc0575b44 (4566 kB)
[ 0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok.
[ 0.000000] SLUB: Genslabs=13, HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.000000] NR_IRQS:2304 nr_irqs:424
[ 0.000000] Fast TSC calibration using PIT &nb