linux-kernel - RE: [git patches] libata fixes

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Date:	Sun, 18 Mar 2007 12:06:40 +0100
From:	"Paul Rolland" <rol@...917.net>
To:	<rol@...917.net>, "'Tejun Heo'" <htejun@...il.com>
Cc:	"'Linus Torvalds'" <torvalds@...ux-foundation.org>,
	"'Jeff Garzik'" <jeff@...zik.org>, "'Alan Cox'" <alan@...hat.com>,
	"'Andrew Morton'" <akpm@...ux-foundation.org>,
	<linux-ide@...r.kernel.org>,
	"'LKML'" <linux-kernel@...r.kernel.org>,
	"'Eric D. Mudama'" <edmudama@...il.com>
Subject: RE: [git patches] libata fixes

Doh ! Got that :

....
ACPI: PCI Interrupt 0000:00:1f.2[B] -> GSI 23 (level, low) -> IRQ 23
ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 4 ports 3 Gbps 0xf impl SATA mode
ahci 0000:00:1f.2: flags: 64bit ncq led clo pio slum part 
ata1: SATA max UDMA/133 cmd 0xffffc2000008e900 ctl 0x0000000000000000 bmdma
0x0000000000000000 irq 504
ata2: SATA max UDMA/133 cmd 0xffffc2000008e980 ctl 0x0000000000000000 bmdma
0x0000000000000000 irq 504
ata3: SATA max UDMA/133 cmd 0xffffc2000008ea00 ctl 0x0000000000000000 bmdma
0x0000000000000000 irq 504
ata4: SATA max UDMA/133 cmd 0xffffc2000008ea80 ctl 0x0000000000000000 bmdma
0x0000000000000000 irq 504
scsi0 : ahci
ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata1.00: ATA-7: Maxtor 6L250S0, BANC1G10, max UDMA/133
ata1.00: 490234752 sectors, multi 0: LBA48 NCQ (not used)
ata1.00: configured for UDMA/133
scsi1 : ahci
ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata2.00: ATA-6: External Disk 0, RGL10364, max UDMA/133
ata2.00: 1 sectors, multi 1: LBA48 
ata2.00: configured for UDMA/133
scsi2 : ahci
ata3: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
ata3.00: ATA-7: Maxtor 6L250S0, BANC1G10, max UDMA/133
ata3.00: 490234752 sectors, multi 0: LBA48 NCQ (not used)
ata3.00: configured for UDMA/133
scsi3 : ahci
ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata4.00: ATA-7: ST3500641AS, 3.AAB, max UDMA/133
ata4.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 31/32)
ata4.00: configured for UDMA/133
scsi 0:0:0:0: Direct-Access     ATA      Maxtor 6L250S0   BANC PQ: 0 ANSI: 5
SCSI device sda: 490234752 512-byte hdwr sectors (251000 MB)
sda: Write Protect is off
SCSI device sda: write cache: enabled, read cache: enabled, doesn't support
DPO or FUA
SCSI device sda: 490234752 512-byte hdwr sectors (251000 MB)
sda: Write Protect is off
SCSI device sda: write cache: enabled, read cache: enabled, doesn't support
DPO or FUA
 sda: sda1 sda2 sda3
sd 0:0:0:0: Attached scsi disk sda
sd 0:0:0:0: Attached scsi generic sg0 type 0
scsi 1:0:0:0: Direct-Access     ATA      External Disk 0  RGL1 PQ: 0 ANSI: 5
SCSI device sdb: 1 512-byte hdwr sectors (0 MB)
sdb: Write Protect is off
SCSI device sdb: write cache: enabled, read cache: enabled, doesn't support
DPO or FUA
SCSI device sdb: 1 512-byte hdwr sectors (0 MB)
sdb: Write Protect is off
SCSI device sdb: write cache: enabled, read cache: enabled, doesn't support
DPO or FUA
 sdb:<3>irq 504: nobody cared (try booting with the "irqpoll" option)

Call Trace:
 <IRQ>  [<ffffffff802b0245>] __report_bad_irq+0x35/0x90
 [<ffffffff802b04ba>] note_interrupt+0x21a/0x270
 [<ffffffff802b128f>] handle_edge_irq+0x10f/0x150
 [<ffffffff8026f3eb>] do_IRQ+0x7b/0xf0
 [<ffffffff80259e70>] mwait_idle+0x0/0x50
 [<ffffffff802612d1>] ret_from_intr+0x0/0xa
 <EOI>  [<ffffffff8042bff0>] vgacon_cursor+0x0/0x1d0
 [<ffffffff80259eb6>] mwait_idle+0x46/0x50
 [<ffffffff8024aebc>] cpu_idle+0x5c/0xa0
 [<ffffffff808b984a>] start_kernel+0x2aa/0x2c0
 [<ffffffff808b9176>] _sinittext+0x176/0x180

handlers:
[<ffffffff804e1c90>] (ahci_interrupt+0x0/0x590)
Disabling IRQ #504
 unknown partition table
sd 1:0:0:0: Attached scsi disk sdb
sd 1:0:0:0: Attached scsi generic sg1 type 0
scsi 2:0:0:0: Direct-Access     ATA      Maxtor 6L250S0   BANC PQ: 0 ANSI: 5
SCSI device sdc: 490234752 512-byte hdwr sectors (251000 MB)
sdc: Write Protect is off

and though it said :
 sdb:<3>irq 504: nobody cared (try booting with the "irqpoll" option)
I _am_ booting with the irqpoll option !

Paul

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