Christoph Hellwig wrote, on 14/07/14 17:56:
port_detect is only called from the module_init routine and thus implicitly
serialized, so remove the driver lock which was held over potentially
sleeping function calls.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reported-by: Arthur Marsh <arthur.marsh@xxxxxxxxxxxxxxxx>
Tested-by: Arthur Marsh <arthur.marsh@xxxxxxxxxxxxxxxx>
---
drivers/scsi/eata.c | 9 ---------
1 file changed, 9 deletions(-)
diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c
index 03372cf..980898e 100644
--- a/drivers/scsi/eata.c
+++ b/drivers/scsi/eata.c
@@ -837,7 +837,6 @@ struct hostdata {
static struct Scsi_Host *sh[MAX_BOARDS];
static const char *driver_name = "EATA";
static char sha[MAX_BOARDS];
-static DEFINE_SPINLOCK(driver_lock);
/* Initialize num_boards so that ihdlr can work while detect is in progress */
static unsigned int num_boards = MAX_BOARDS;
@@ -1097,8 +1096,6 @@ static int port_detect(unsigned long port_base, unsigned int j,
goto fail;
}
- spin_lock_irq(&driver_lock);
-
if (do_dma(port_base, 0, READ_CONFIG_PIO)) {
#if defined(DEBUG_DETECT)
printk("%s: detect, do_dma failed at 0x%03lx.\n", name,
@@ -1265,10 +1262,7 @@ static int port_detect(unsigned long port_base, unsigned int j,
}
#endif
- spin_unlock_irq(&driver_lock);
sh[j] = shost = scsi_register(tpnt, sizeof(struct hostdata));
- spin_lock_irq(&driver_lock);
-
if (shost == NULL) {
printk("%s: unable to register host, detaching.\n", name);
goto freedma;
@@ -1345,8 +1339,6 @@ static int port_detect(unsigned long port_base, unsigned int j,
else
sprintf(dma_name, "DMA %u", dma_channel);
- spin_unlock_irq(&driver_lock);
-
for (i = 0; i < shost->can_queue; i++)
ha->cp[i].cp_dma_addr = pci_map_single(ha->pdev,
&ha->cp[i],
@@ -1439,7 +1431,6 @@ static int port_detect(unsigned long port_base, unsigned int j,
freeirq:
free_irq(irq, &sha[j]);
freelock:
- spin_unlock_irq(&driver_lock);
release_region(port_base, REGION_SIZE);
fail:
return 0;
Not sure if this is related but it only appeared in the last few days in
Linus' git master:
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 3.16.0+ (root@am64) (gcc version 4.9.1
(Debian 4.9.1-5) ) #1141 SMP Sun Aug 10 20:50:33 ACST 2014
[ 0.000000] e820: BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000100-0x000000000009efff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009f000-0x000000000009ffff]
reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff]
reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000005fffbfff] usable
[ 0.000000] BIOS-e820: [mem 0x000000005fffc000-0x000000005fffefff]
ACPI data
[ 0.000000] BIOS-e820: [mem 0x000000005ffff000-0x000000005fffffff]
ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff]
reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff]
reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffff0000-0x00000000ffffffff]
reserved
[ 0.000000] Notice: NX (Execute Disable) protection missing in CPU!
[ 0.000000] SMBIOS 2.3 present.
[ 0.000000] DMI: System Manufacturer System Name/P4S800, BIOS ASUS
P4S800 ACPI BIOS Revision 1011 Beta 001 08/30/2005
[ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[ 0.000000] e820: last_pfn = 0x5fffc 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-BFFFF uncachable
[ 0.000000] C0000-C7FFF write-protect
[ 0.000000] C8000-EFFFF uncachable
[ 0.000000] F0000-FFFFF write-protect
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 000000000 mask FC0000000 write-back
[ 0.000000] 1 base 040000000 mask FE0000000 write-back
[ 0.000000] 2 base 0C0000000 mask FF0000000 write-combining
[ 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 0x7010600070106, new
0x7010600070106
[ 0.000000] initial memory mapped: [mem 0x00000000-0x023fffff]
[ 0.000000] Base memory trampoline at [c009b000] 9b000 size 16384
[ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[ 0.000000] [mem 0x00000000-0x000fffff] page 4k
[ 0.000000] init_memory_mapping: [mem 0x37000000-0x373fffff]
[ 0.000000] [mem 0x37000000-0x373fffff] page 2M
[ 0.000000] init_memory_mapping: [mem 0x30000000-0x36ffffff]
[ 0.000000] [mem 0x30000000-0x36ffffff] page 2M
[ 0.000000] init_memory_mapping: [mem 0x00100000-0x2fffffff]
[ 0.000000] [mem 0x00100000-0x003fffff] page 4k
[ 0.000000] [mem 0x00400000-0x2fffffff] page 2M
[ 0.000000] init_memory_mapping: [mem 0x37400000-0x377fdfff]
[ 0.000000] [mem 0x37400000-0x377fdfff] page 4k
[ 0.000000] BRK [0x01f50000, 0x01f50fff] PGTABLE
[ 0.000000] RAMDISK: [mem 0x5f19d000-0x5fff1fff]
[ 0.000000] Allocated new RAMDISK: [mem 0x369a9000-0x377fd7ad]
[ 0.000000] Move RAMDISK from [mem 0x5f19d000-0x5fff17ad] to [mem
0x369a9000-0x377fd7ad]
[ 0.000000] ACPI: Early table checksum verification disabled
[ 0.000000] ACPI: RSDP 0x000F5710 000014 (v00 ASUS )
[ 0.000000] ACPI: RSDT 0x5FFFC000 000030 (v01 ASUS P4S800
42302E31 MSFT 31313031)
[ 0.000000] ACPI: FACP 0x5FFFC0C0 000074 (v01 ASUS P4S800
42302E31 MSFT 31313031)
[ 0.000000] ACPI: DSDT 0x5FFFC134 0025D4 (v01 ASUS P4S800
00001000 MSFT 0100000B)
[ 0.000000] ACPI: FACS 0x5FFFF000 000040
[ 0.000000] ACPI: BOOT 0x5FFFC030 000028 (v01 ASUS P4S800
42302E31 MSFT 31313031)
[ 0.000000] ACPI: APIC 0x5FFFC058 000068 (v01 ASUS P4S800
42302E31 MSFT 31313031)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] 647MB HIGHMEM available.
[ 0.000000] 887MB LOWMEM available.
[ 0.000000] mapped low ram: 0 - 377fe000
[ 0.000000] low ram: 0 - 377fe000
[ 0.000000] BRK [0x01f51000, 0x01f51fff] PGTABLE
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x00001000-0x00ffffff]
[ 0.000000] Normal [mem 0x01000000-0x377fdfff]
[ 0.000000] HighMem [mem 0x377fe000-0x5fffbfff]
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x00001000-0x0009efff]
[ 0.000000] node 0: [mem 0x00100000-0x5fffbfff]
[ 0.000000] On node 0 totalpages: 393114
[ 0.000000] DMA zone: 32 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 3998 pages, LIFO batch:0
[ 0.000000] Normal zone: 1744 pages used for memmap
[ 0.000000] Normal zone: 223230 pages, LIFO batch:31
[ 0.000000] HighMem zone: 1296 pages used for memmap
[ 0.000000] HighMem zone: 165886 pages, LIFO batch:31
[ 0.000000] Using APIC driver default
[ 0.000000] ACPI: PM-Timer IO Port: 0xe408
[ 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] enabled)
[ 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 128, address 0xfec00000,
GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl edge)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 20 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] Using ACPI (MADT) for SMP configuration information
[ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
[ 0.000000] nr_irqs_gsi: 40
[ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[ 0.000000] e820: [mem 0x60000000-0xfebfffff] available for PCI devices
[ 0.000000] Booting paravirtualized kernel on bare hardware
[ 0.000000] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2
nr_node_ids:1
[ 0.000000] PERCPU: Embedded 14 pages/cpu @f5d12000 s35840 r0 d21504
u57344
[ 0.000000] pcpu-alloc: s35840 r0 d21504 u57344 alloc=14*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on.
Total pages: 391338
[ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz-3.16.0
root=UUID=96c96a61-8615-4715-86d0-09cb8c62638c ro
[ 0.000000] PID hash table entries: 4096 (order: 2, 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] Initializing CPU#0
[ 0.000000] Initializing HighMem for node 0 (000377fe:0005fffc)
[ 0.000000] Initializing Movable for node 0 (00000000:00000000)
[ 0.000000] Memory: 1528328K/1572456K available (4409K kernel code,
512K rwdata, 1976K rodata, 488K init, 8224K bss, 44128K reserved,
663544K highmem)
[ 0.000000] virtual kernel memory layout:
[ 0.000000] fixmap : 0xfff16000 - 0xfffff000 ( 932 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 : 0xc16bf000 - 0xc1739000 ( 488 kB)
[ 0.000000] .data : 0xc144ea0d - 0xc16be000 (2493 kB)
[ 0.000000] .text : 0xc1000000 - 0xc144ea0d (4410 kB)
[ 0.000000] Checking if this processor honours the WP bit even in
supervisor mode...Ok.
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU dyntick-idle grace-period acceleration is enabled.
[ 0.000000] RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 0.000000] NR_IRQS:2304 nr_irqs:512 16
[ 0.000000] CPU 0 irqstacks, hard=f5808000 soft=f580a000
[ 0.000000] Console: colour VGA+ 80x25
[ 0.000000] console [tty0] enabled
[ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat,
Inc., Ingo Molnar
[ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 0.000000] ... MAX_LOCK_DEPTH: 48
[ 0.000000] ... MAX_LOCKDEP_KEYS: 8191
[ 0.000000] ... CLASSHASH_SIZE: 4096
[ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768
[ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536
[ 0.000000] ... CHAINHASH_SIZE: 32768
[ 0.000000] memory used by lock dependency info: 4911 kB
[ 0.000000] per task-struct memory footprint: 1152 bytes
[ 0.000000] allocated 3145728 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable=memory' option if you don't
want memory cgroups
[ 0.000000] tsc: Fast TSC calibration using PIT
[ 0.000000] tsc: Detected 2999.897 MHz processor
[ 0.000066] Calibrating delay loop (skipped), value calculated using
timer frequency.. 5999.79 BogoMIPS (lpj=11999588)
[ 0.000154] pid_max: default: 32768 minimum: 301
[ 0.000275] ACPI: Core revision 20140724
[ 0.004000] ACPI: All ACPI Tables successfully acquired
[ 0.004000] Security Framework initialized
[ 0.004000] AppArmor: AppArmor disabled by boot time parameter
[ 0.004000] Yama: becoming mindful.
[ 0.004000] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.004000] Mountpoint-cache hash table entries: 2048 (order: 1, 8192
bytes)
[ 0.004000] Initializing cgroup subsys memory
[ 0.004000] Initializing cgroup subsys devices
[ 0.004000] Initializing cgroup subsys freezer
[ 0.004000] Initializing cgroup subsys net_cls
[ 0.004000] Initializing cgroup subsys blkio
[ 0.004000] Initializing cgroup subsys perf_event
[ 0.004000] Initializing cgroup subsys net_prio
[ 0.004000] CPU: Physical Processor ID: 0
[ 0.004000] CPU: Processor Core ID: 0
[ 0.004000] mce: CPU supports 4 MCE banks
[ 0.004000] CPU0: Thermal LVT vector (0xfa) already installed
[ 0.004000] Last level iTLB entries: 4KB 64, 2MB 64, 4MB 64
[ 0.004000] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 64, 1GB 0
[ 0.004000] Freeing SMP alternatives memory: 20K (c1739000 - c173e000)
[ 0.004000] Enabling APIC mode: Flat. Using 1 I/O APICs
[ 0.004000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.042423] smpboot: CPU0: Intel(R) Pentium(R) 4 CPU 3.00GHz (fam:
0f, model: 03, stepping: 04)
[ 0.044000] Performance Events: Netburst events, Broken PMU hardware
detected, using software events only.
[ 0.044000] Failed to access perfctr msr (MSR 300 is fc29bd727e)
[ 0.044000] CPU 1 irqstacks, hard=f500e000 soft=f5010000
[ 0.044000] x86: Booting SMP configuration:
[ 0.044000] .... node #0, CPUs: #1
[ 0.004000] Initializing CPU#1
[ 0.004000] CPU1: Thermal LVT vector (0xfa) already installed
[ 0.054124] NMI watchdog: disabled (cpu0): hardware events not enabled
[ 0.056169] x86: Booted up 1 node, 2 CPUs
[ 0.056214] smpboot: Total of 2 processors activated (11999.58 BogoMIPS)
[ 0.057698] devtmpfs: initialized
[ 0.062342] PM: Registering ACPI NVS region [mem
0x5ffff000-0x5fffffff] (4096 bytes)
[ 0.062342] reboot: ASUS P4S800 series board detected. Selecting
BIOS-method for reboots.
[ 0.062342] pinctrl core: initialized pinctrl subsystem
[ 0.064126] NET: Registered protocol family 16
[ 0.064887] cpuidle: using governor ladder
[ 0.064934] cpuidle: using governor menu
[ 0.065102] ACPI: bus type PCI registered
[ 0.065147] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[ 0.067171] PCI: PCI BIOS revision 2.10 entry at 0xf10c0, last bus=1
[ 0.067216] PCI: Using configuration type 1 for base access
[ 0.080441] ACPI: Added _OSI(Module Device)
[ 0.080441] ACPI: Added _OSI(Processor Device)
[ 0.080441] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.080441] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.096440] ACPI: Interpreter enabled
[ 0.096520] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep
State [\_S2_] (20140724/hwxface-580)
[ 0.096639] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep
State [\_S3_] (20140724/hwxface-580)
[ 0.096807] ACPI: (supports S0 S1 S4 S5)
[ 0.096850] ACPI: Using IOAPIC for interrupt routing
[ 0.097644] PCI: Ignoring host bridge windows from ACPI; if
necessary, use "pci=use_crs" and report a bug
[ 0.115163] acpi LNXCPU:00: Invalid PBLK length [5]
[ 0.115842] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.116524] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.117185] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.117844] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.118502] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.119160] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.119817] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.120488] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 7 10 11 12
14 15) *0, disabled.
[ 0.121133] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 0.121187] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments
MSI]
[ 0.121305] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[ 0.122201] acpi PNP0A03:00: host bridge window [io 0x0000-0x0cf7]
(ignored)
[ 0.122207] acpi PNP0A03:00: host bridge window [io 0x0d00-0xffff]
(ignored)
[ 0.122212] acpi PNP0A03:00: host bridge window [mem
0x000a0000-0x000bffff] (ignored)
[ 0.122216] acpi PNP0A03:00: host bridge window [mem
0x000c8000-0x000dffff] (ignored)
[ 0.122220] acpi PNP0A03:00: host bridge window [mem
0x60000000-0xfebfffff] (ignored)
[ 0.122225] PCI: root bus 00: using default resources
[ 0.122266] acpi PNP0A03:00: fail to add MMCONFIG information, can't
access extended PCI configuration space under this bridge.
[ 0.123043] PCI host bridge to bus 0000:00
[ 0.123099] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.123144] pci_bus 0000:00: root bus resource [io 0x0000-0xffff]
[ 0.123189] pci_bus 0000:00: root bus resource [mem
0x00000000-0xffffffff]
[ 0.123280] pci 0000:00:00.0: [1039:0648] type 00 class 0x060000
[ 0.123300] pci 0000:00:00.0: reg 0x10: [mem 0xc0000000-0xcfffffff]
[ 0.123757] pci 0000:00:01.0: [1039:0003] type 01 class 0x060400
[ 0.124068] pci 0000:00:01.0: System wakeup disabled by ACPI
[ 0.124337] pci 0000:00:02.0: [1039:0963] type 00 class 0x060100
[ 0.124719] pci 0000:00:02.1: [1039:0016] type 00 class 0x0c0500
[ 0.124799] pci 0000:00:02.1: reg 0x20: [io 0xe600-0xe61f]
[ 0.125085] pci 0000:00:02.5: [1039:5513] type 00 class 0x010180
[ 0.125185] pci 0000:00:02.5: reg 0x20: [io 0xa400-0xa40f]
[ 0.125223] pci 0000:00:02.5: legacy IDE quirk: reg 0x10: [io
0x01f0-0x01f7]
[ 0.125269] pci 0000:00:02.5: legacy IDE quirk: reg 0x14: [io 0x03f6]
[ 0.125313] pci 0000:00:02.5: legacy IDE quirk: reg 0x18: [io
0x0170-0x0177]
[ 0.125358] pci 0000:00:02.5: legacy IDE quirk: reg 0x1c: [io 0x0376]
[ 0.125685] pci 0000:00:03.0: [1039:7001] type 00 class 0x0c0310
[ 0.125711] pci 0000:00:03.0: reg 0x10: [mem 0xbe800000-0xbe800fff]
[ 0.125905] pci 0000:00:03.0: System wakeup disabled by ACPI
[ 0.126168] pci 0000:00:03.1: [1039:7001] type 00 class 0x0c0310
[ 0.126195] pci 0000:00:03.1: reg 0x10: [mem 0xbe000000-0xbe000fff]
[ 0.126387] pci 0000:00:03.1: System wakeup disabled by ACPI
[ 0.126655] pci 0000:00:03.3: [1039:7002] type 00 class 0x0c0320
[ 0.126686] pci 0000:00:03.3: reg 0x10: [mem 0xbd800000-0xbd800fff]
[ 0.126818] pci 0000:00:03.3: PME# supported from D0 D3hot D3cold
[ 0.126965] pci 0000:00:03.3: System wakeup disabled by ACPI
[ 0.127245] pci 0000:00:04.0: [1039:0900] type 00 class 0x020000
[ 0.127277] pci 0000:00:04.0: reg 0x10: [io 0x8800-0x88ff]
[ 0.127296] pci 0000:00:04.0: reg 0x14: [mem 0xbd000000-0xbd000fff]
[ 0.127369] pci 0000:00:04.0: reg 0x30: [mem 0xdffe0000-0xdfffffff pref]
[ 0.127422] pci 0000:00:04.0: supports D1 D2
[ 0.127426] pci 0000:00:04.0: PME# supported from D0 D1 D2 D3hot D3cold
[ 0.127727] pci 0000:00:0a.0: [1102:0004] type 00 class 0x040100
[ 0.127759] pci 0000:00:0a.0: reg 0x10: [io 0x8400-0x843f]
[ 0.127891] pci 0000:00:0a.0: supports D1 D2
[ 0.128161] pci 0000:00:0a.1: [1102:7003] type 00 class 0x098000
[ 0.128191] pci 0000:00:0a.1: reg 0x10: [io 0x8000-0x8007]
[ 0.128323] pci 0000:00:0a.1: supports D1 D2
[ 0.128580] pci 0000:00:0a.2: [1102:4001] type 00 class 0x0c0010
[ 0.128613] pci 0000:00:0a.2: reg 0x10: [mem 0xbc800000-0xbc8007ff]
[ 0.128631] pci 0000:00:0a.2: reg 0x14: [mem 0xbc000000-0xbc003fff]
[ 0.128753] pci 0000:00:0a.2: supports D1 D2
[ 0.128757] pci 0000:00:0a.2: PME# supported from D0 D1 D2 D3hot
[ 0.129065] pci 0000:00:0b.0: [10ec:8169] type 00 class 0x020000
[ 0.129097] pci 0000:00:0b.0: reg 0x10: [io 0x7800-0x78ff]
[ 0.129116] pci 0000:00:0b.0: reg 0x14: [mem 0xbb800000-0xbb8000ff]
[ 0.129188] pci 0000:00:0b.0: reg 0x30: [mem 0x00000000-0x0001ffff pref]
[ 0.129240] pci 0000:00:0b.0: supports D1 D2
[ 0.129244] pci 0000:00:0b.0: PME# supported from D1 D2 D3hot
[ 0.129526] pci 0000:00:0c.0: [1044:a400] type 00 class 0x010000
[ 0.129552] pci 0000:00:0c.0: reg 0x10: [io 0x7400-0x741f]
[ 0.129639] pci 0000:00:0c.0: reg 0x30: [mem 0x00000000-0x00007fff pref]
[ 0.130085] pci 0000:01:00.0: [1002:5964] type 00 class 0x030000
[ 0.130118] pci 0000:01:00.0: reg 0x10: [mem 0xf0000000-0xf7ffffff pref]
[ 0.130135] pci 0000:01:00.0: reg 0x14: [io 0xd800-0xd8ff]
[ 0.130151] pci 0000:01:00.0: reg 0x18: [mem 0xbf800000-0xbf80ffff]
[ 0.130203] pci 0000:01:00.0: reg 0x30: [mem 0xeffe0000-0xefffffff pref]
[ 0.130268] pci 0000:01:00.0: supports D1 D2
[ 0.130475] pci 0000:01:00.1: [1002:5d44] type 00 class 0x038000
[ 0.130499] pci 0000:01:00.1: reg 0x10: [mem 0xe0000000-0xe7ffffff pref]
[ 0.130513] pci 0000:01:00.1: reg 0x14: [mem 0xbf000000-0xbf00ffff]
[ 0.130602] pci 0000:01:00.1: supports D1 D2
[ 0.130861] pci 0000:00:01.0: PCI bridge to [bus 01]
[ 0.130911] pci 0000:00:01.0: bridge window [io 0xd000-0xdfff]
[ 0.130919] pci 0000:00:01.0: bridge window [mem 0xbf000000-0xbfffffff]
[ 0.130927] pci 0000:00:01.0: bridge window [mem
0xe0000000-0xfebfffff pref]
[ 0.130942] pci_bus 0000:00: on NUMA node 0
[ 0.134572] vgaarb: device added:
PCI:0000:01:00.0,decodes=io+mem,owns=io+mem,locks=none
[ 0.134572] vgaarb: loaded
[ 0.134572] vgaarb: bridge control possible 0000:01:00.0
[ 0.134572] PCI: Using ACPI for IRQ routing
[ 0.134572] PCI: pci_cache_line_size set to 64 bytes
[ 0.134572] e820: reserve RAM buffer [mem 0x0009f000-0x0009ffff]
[ 0.134572] e820: reserve RAM buffer [mem 0x5fffc000-0x5fffffff]
[ 0.136650] Switched to clocksource refined-jiffies
[ 0.156582] pnp: PnP ACPI init
[ 0.157211] system 00:00: [mem 0x00000000-0x0009ffff] could not be
reserved
[ 0.157263] system 00:00: [mem 0x000f0000-0x000fffff] could not be
reserved
[ 0.157311] system 00:00: [mem 0x00100000-0x5fffffff] could not be
reserved
[ 0.157359] system 00:00: [mem 0xfec00000-0xfec000ff] could not be
reserved
[ 0.157406] system 00:00: [mem 0xfee00000-0xfee00fff] has been reserved
[ 0.157535] system 00:00: Plug and Play ACPI device, IDs PNP0c01 (active)
[ 0.158293] system 00:01: [io 0xe400-0xe47f] has been reserved
[ 0.158341] system 00:01: [io 0xe480-0xe4ff] has been reserved
[ 0.158388] system 00:01: [io 0xe600-0xe61f] has been reserved
[ 0.158433] system 00:01: [io 0x0480-0x048f] has been reserved
[ 0.158480] system 00:01: [mem 0xffee0000-0xffefffff] has been reserved
[ 0.158530] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.158748] system 00:02: [mem 0xfffe0000-0xffffffff] could not be
reserved
[ 0.158801] system 00:02: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.159042] system 00:03: [io 0x04d0-0x04d1] has been reserved
[ 0.159094] system 00:03: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.159438] pnp 00:04: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.160830] pnp 00:05: [dma 3]
[ 0.160983] pnp 00:05: Plug and Play ACPI device, IDs PNP0401 (active)
[ 0.161848] pnp 00:06: Plug and Play ACPI device, IDs PNP0501 (active)
[ 0.162072] pnp 00:07: Plug and Play ACPI device, IDs PNP0303 (active)
[ 0.162400] pnp 00:08: Plug and Play ACPI device, IDs PNP0f13 (active)
[ 0.163335] system 00:09: [io 0x0295-0x0296] has been reserved
[ 0.163388] system 00:09: Plug and Play ACPI device, IDs PNP0c02 (active)
[ 0.163444] pnp: PnP ACPI: found 10 devices
[ 0.208987] Switched to clocksource acpi_pm
[ 0.209080] pci 0000:00:0b.0: BAR 6: assigned [mem
0x60000000-0x6001ffff pref]
[ 0.209137] pci 0000:00:0c.0: BAR 6: assigned [mem
0x60020000-0x60027fff pref]
[ 0.209192] pci 0000:00:01.0: PCI bridge to [bus 01]
[ 0.209238] pci 0000:00:01.0: bridge window [io 0xd000-0xdfff]
[ 0.209289] pci 0000:00:01.0: bridge window [mem 0xbf000000-0xbfffffff]
[ 0.209338] pci 0000:00:01.0: bridge window [mem
0xe0000000-0xfebfffff pref]
[ 0.209398] pci_bus 0000:00: resource 4 [io 0x0000-0xffff]
[ 0.209402] pci_bus 0000:00: resource 5 [mem 0x00000000-0xffffffff]
[ 0.209406] pci_bus 0000:01: resource 0 [io 0xd000-0xdfff]
[ 0.209410] pci_bus 0000:01: resource 1 [mem 0xbf000000-0xbfffffff]
[ 0.209414] pci_bus 0000:01: resource 2 [mem 0xe0000000-0xfebfffff pref]
[ 0.209580] NET: Registered protocol family 2
[ 0.210731] TCP established hash table entries: 8192 (order: 3, 32768
bytes)
[ 0.210852] TCP bind hash table entries: 8192 (order: 6, 294912 bytes)
[ 0.211771] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.211929] TCP: reno registered
[ 0.211976] UDP hash table entries: 512 (order: 3, 40960 bytes)
[ 0.211976] UDP-Lite hash table entries: 512 (order: 3, 40960 bytes)
[ 0.211976] NET: Registered protocol family 1
[ 0.325101] pci 0000:01:00.0: Boot video device
[ 0.325114] PCI: CLS 32 bytes, default 64
[ 0.325493] Unpacking initramfs...
[ 0.874415] Freeing initrd memory: 14676K (f69a9000 - f77fe000)
[ 0.874613] Simple Boot Flag at 0x3a set to 0x1
[ 0.875354] microcode: CPU0 sig=0xf34, pf=0x4, revision=0x17
[ 0.875439] microcode: CPU1 sig=0xf34, pf=0x4, revision=0x17
[ 0.875760] microcode: Microcode Update Driver: v2.00
<tigran@xxxxxxxxxxxxxxxxxxxx>, Peter Oruba
[ 0.877258] futex hash table entries: 512 (order: 4, 65536 bytes)
[ 0.877428] audit: initializing netlink subsys (disabled)
[ 0.877591] audit: type=2000 audit(1407708024.875:1): initialized
[ 0.878595] HugeTLB registered 4 MB page size, pre-allocated 0 pages
[ 0.879190] VFS: Disk quotas dquot_6.5.2
[ 0.879287] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.879811] msgmni has been set to 1717
[ 0.881526] alg: No test for stdrng (krng)
[ 0.881666] bounce: pool size: 64 pages
[ 0.881763] Block layer SCSI generic (bsg) driver version 0.4 loaded
(major 252)
[ 0.882008] io scheduler noop registered
[ 0.882055] io scheduler deadline registered
[ 0.882148] io scheduler cfq registered (default)
[ 0.882653] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 0.882897] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[ 0.883390] GHES: HEST is not enabled!
[ 0.883659] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 0.904488] 00:06: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200)
is a 16550A
[ 0.906568] Linux agpgart interface v0.103
[ 0.906916] agpgart-sis 0000:00:00.0: SiS chipset [1039/0648]
[ 0.924536] agpgart-sis 0000:00:00.0: AGP aperture is 256M @ 0xc0000000
[ 0.925055] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M]
at 0x60,0x64 irq 1,12
[ 0.925795] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 0.925891] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 0.926951] mousedev: PS/2 mouse device common for all mice
[ 0.927422] rtc_cmos 00:04: RTC can wake from S4
[ 0.927958] rtc_cmos 00:04: rtc core: registered rtc_cmos as rtc0
[ 0.928073] rtc_cmos 00:04: alarms up to one month, 242 bytes nvram
[ 0.928393] TCP: cubic registered
[ 0.928597] NET: Registered protocol family 10
[ 0.929753] mip6: Mobile IPv6
[ 0.929823] NET: Registered protocol family 17
[ 0.929880] mpls_gso: MPLS GSO support
[ 0.930801] Using IPI No-Shortcut mode
[ 0.931489] registered taskstats version 1
[ 0.933064] rtc_cmos 00:04: setting system clock to 2014-08-10
22:00:26 UTC (1407708026)
[ 0.933427] PM: Hibernation image not present or could not be loaded.
[ 0.934254] Freeing unused kernel memory: 488K (c16bf000 - c1739000)
[ 0.934352] Write protecting the kernel text: 4412k
[ 0.934593] Write protecting the kernel read-only data: 1980k
[ 0.948804] input: AT Translated Set 2 keyboard as
/devices/platform/i8042/serio0/input/input0
[ 1.043259] systemd-udevd[63]: starting version 208
[ 1.045786] random: systemd-udevd urandom read with 0 bits of entropy
available
[ 1.115834] ACPI: bus type USB registered
[ 1.116242] usbcore: registered new interface driver usbfs
[ 1.117192] usbcore: registered new interface driver hub
[ 1.118047] usbcore: registered new device driver usb
[ 1.120384] SCSI subsystem initialized
[ 1.123363] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.127546] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 1.128744] ehci-pci: EHCI PCI platform driver
[ 1.132881] libata version 3.00 loaded.
[ 1.133856] ehci-pci 0000:00:03.3: EHCI Host Controller
[ 1.135842] ehci-pci 0000:00:03.3: new USB bus registered, assigned
bus number 1
[ 1.138930] ehci-pci 0000:00:03.3: irq 23, io mem 0xbd800000
[ 1.148578] ehci-pci 0000:00:03.3: USB 2.0 started, EHCI 1.00
[ 1.149860] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.149932] usb usb1: New USB device strings: Mfr=3, Product=2,
SerialNumber=1
[ 1.149998] usb usb1: Product: EHCI Host Controller
[ 1.150054] usb usb1: Manufacturer: Linux 3.16.0+ ehci_hcd
[ 1.150113] usb usb1: SerialNumber: 0000:00:03.3
[ 1.152763] sis900.c: v1.08.10 Apr. 2 2006
[ 1.153195] hub 1-0:1.0: USB hub found
[ 1.153354] hub 1-0:1.0: 6 ports detected
[ 1.157615] pata_sis 0000:00:02.5: version 0.5.2
[ 1.157824] pata_sis 0000:00:02.5: SiS 962/963 MuTIOL IDE UDMA133
controller
[ 1.163387] ohci-pci: OHCI PCI platform driver
[ 1.166704] scsi host0: pata_sis
[ 1.175319] EATA0: warning, DMA protocol support not asserted.
[ 1.175401] EATA0: IRQ 11 mapped to IO-APIC IRQ 16.
[ 1.175446] ------------[ cut here ]------------
[ 1.175496] WARNING: CPU: 0 PID: 66 at kernel/locking/lockdep.c:2744
lockdep_trace_alloc+0xd3/0xd5()
[ 1.175548] DEBUG_LOCKS_WARN_ON(irqs_disabled_flags(flags))
[ 1.175584] Modules linked in: eata(+) r8169(+) firewire_ohci(+)
ohci_pci(+) firewire_core crc_itu_t sis900(+) mii floppy(+) pata_sis(+)
ehci_pci ohci_hcd libata ehci_hcd usbcore usb_common scsi_mod
[ 1.176090] CPU: 0 PID: 66 Comm: systemd-udevd Not tainted 3.16.0+ #1141
[ 1.176090] Hardware name: System Manufacturer System Name/P4S800,
BIOS ASUS P4S800 ACPI BIOS Revision 1011 Beta 001 08/30/2005
[ 1.176090] 00000000 00000000 f43e7a40 c1446a24 f43e7a84 f43e7a74
c1043f4a c159c994
[ 1.176603] f43e7aa0 00000042 c159ec53 00000ab8 c107f845 00000ab8
c107f845 00000082
[ 1.176603] f712c800 000080d0 f43e7a8c c1043f8f 00000009 f43e7a84
c159c994 f43e7aa0
[ 1.176603] Call Trace:
[ 1.176603] [<c1446a24>] dump_stack+0x41/0x52
[ 1.176603] [<c1043f4a>] warn_slowpath_common+0x7d/0x94
[ 1.176603] [<c107f845>] ? lockdep_trace_alloc+0xd3/0xd5
[ 1.176603] [<c107f845>] ? lockdep_trace_alloc+0xd3/0xd5
[ 1.176603] [<c1043f8f>] warn_slowpath_fmt+0x2e/0x30
[ 1.176603] [<c107f845>] lockdep_trace_alloc+0xd3/0xd5
[ 1.176603] [<c11421ea>] kmem_cache_alloc_trace+0x24/0x3f7
[ 1.176603] [<c108cdee>] ? vprintk_emit+0x2d9/0x633
[ 1.176603] [<c123d2b1>] ? radix_tree_lookup+0x14/0x16
[ 1.176603] [<f814650d>] ? eata2x_eh_host_reset+0x4d8/0x4d8 [eata]
[ 1.176603] [<c1090287>] request_threaded_irq+0x63/0x107
[ 1.176603] [<f81481ac>] port_detect+0xa66/0xf14 [eata]
[ 1.176603] [<c1030d66>] ? ioapic_write_entry+0x17/0x43
[ 1.176603] [<c107cb76>] ? trace_hardirqs_on_caller+0x12f/0x1b7
[ 1.176603] [<c107cc09>] ? trace_hardirqs_on+0xb/0xd
[ 1.176603] [<c1030d8b>] ? ioapic_write_entry+0x3c/0x43
[ 1.176603] [<c1031c3c>] ? io_apic_setup_irq_pin+0x175/0x319
[ 1.176603] [<c107cb76>] ? trace_hardirqs_on_caller+0x12f/0x1b7
[ 1.176603] [<c1032d7f>] ? io_apic_setup_irq_pin_once+0x83/0xd1
[ 1.176603] [<c107ce2a>] ? debug_check_no_locks_freed+0x9d/0x152
[ 1.176603] [<c1142514>] ? kmem_cache_alloc_trace+0x34e/0x3f7
[ 1.176603] [<c134d1bc>] ? pci_conf1_read+0x43/0xdd
[ 1.176603] [<c144064c>] ? klist_next+0x1b/0xef
[ 1.176603] [<c144071e>] ? klist_next+0xed/0xef
[ 1.176603] [<c144c5b4>] ? _raw_spin_unlock+0x1d/0x20
[ 1.176603] [<c144071e>] ? klist_next+0xed/0xef
[ 1.176603] [<c126b586>] ? pci_do_find_bus+0x36/0x36
[ 1.176603] [<c12ffeb8>] ? bus_find_device+0x5b/0x7d
[ 1.176603] [<c12fde7b>] ? put_device+0xf/0x11
[ 1.176603] [<c126a0d2>] ? pci_dev_put+0xf/0x11
[ 1.176603] [<c126b71e>] ? pci_get_dev_by_id+0x3f/0x8a
[ 1.176603] [<c126b586>] ? pci_do_find_bus+0x36/0x36
[ 1.176603] [<c126b864>] ? pci_get_class+0x46/0x48
[ 1.176603] [<f8148733>] eata2x_detect+0xd9/0x3ef [eata]
[ 1.176603] [<c107cb76>] ? trace_hardirqs_on_caller+0x12f/0x1b7
[ 1.176603] [<f8024000>] ? 0xf8024000
[ 1.176603] [<f8024054>] init_this_scsi_driver+0x54/0x1000 [eata]
[ 1.176603] [<f8024000>] ? 0xf8024000
[ 1.176603] [<c1000452>] do_one_initcall+0x9c/0x1c4
[ 1.176603] [<f8024000>] ? 0xf8024000
[ 1.176603] [<c107cc09>] ? trace_hardirqs_on+0xb/0xd
[ 1.176603] [<c1134787>] ? __vunmap+0x77/0xcd
[ 1.176603] [<c10b39d7>] load_module+0x1cd3/0x256a
[ 1.176603] [<c10b43d4>] SyS_finit_module+0x6e/0xa7
[ 1.176603] [<c10797ce>] ? up_write+0x16/0x32
[ 1.176603] [<c111b474>] ? vm_mmap_pgoff+0x75/0x92
[ 1.176603] [<c144d02a>] syscall_call+0x7/0x7
[ 1.176603] ---[ end trace 0a1b5d775e787003 ]---
[ 1.181449] EATA/DMA 2.0x: Copyright (C) 1994-2003 Dario Ballabio.
[ 1.181508] EATA config options -> tm:1, lc:y, mq:16, rs:y, et:n,
ip:n, ep:n, pp:y.
[ 1.181579] EATA0: 2.0C, PCI 0x7410, IRQ 16, BMST, SG 122, MB 64.
[ 1.181632] EATA0: wide SCSI support enabled, max_id 16, max_lun 8.
[ 1.181684] EATA0: SCSI channel 0 enabled, host target ID 7.
[ 1.181751] scsi host2: EATA/DMA 2.0x rev. 8.10.00
Arthur.
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