Re: irq 15: nobody cared! with KT600 chipset and 2.6.0-test9

From: Marco d'Itri
Date: Sun Nov 23 2003 - 14:54:16 EST


On Nov 23, Linus Torvalds <torvalds@xxxxxxxx> wrote:

>Also, Marco, it might actually be a VIA IDE driver bug, that leaves the
>interrupt on during setup somewhere (and the bug just doesn't matter when
>the IRQ is edge-triggered). So it would be interesting to know what
>happens if you disable the VIA-specific IDE support...
Nothing I can see.
I will now open a bugzilla ticket as requested by Len.

Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
VIA8237SATA: IDE controller at PCI slot 0000:00:0f.0
VIA8237SATA: chipset revision 128
VIA8237SATA: 100%% native mode on irq 3
ide2: BM-DMA at 0xa000-0xa007, BIOS settings: hde:pio, hdf:pio
ide3: BM-DMA at 0xa008-0xa00f, BIOS settings: hdg:pio, hdh:pio
hda: Maxtor 6Y080P0, ATA DISK drive
hdb: MAXTOR 6L040J2, ATA DISK drive
hdc: CD-ROM 50X, ATAPI CD/DVD-ROM drive
hdd: 32X10, ATAPI CD/DVD-ROM drive
Using anticipatory io scheduler
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Badness in request_irq at arch/i386/kernel/irq.c:572
Call Trace:
[<c0219c30>] ide_intr+0x0/0x130
[<c010ae0c>] request_irq+0xcc/0x100
[<c021b1c6>] init_irq+0x156/0x400
[<c0219c30>] ide_intr+0x0/0x130
[<c021b858>] hwif_init+0xb8/0x250
[<c01753c0>] init_file+0x0/0x20
[<c021bae4>] ideprobe_init+0xf4/0x106
[<c0398c7d>] ide_init_builtin_drivers+0xd/0x20
[<c0398cd8>] ide_init+0x48/0x70
[<c038679b>] do_initcalls+0x2b/0xa0
[<c01285b2>] init_workqueues+0x12/0x60
[<c010509c>] init+0x2c/0x110
[<c0105070>] init+0x0/0x110
[<c01072a9>] kernel_thread_helper+0x5/0xc

irq 15: nobody cared!
Call Trace:
[<c010aa3b>] __report_bad_irq+0x2b/0x90
[<c010ab34>] note_interrupt+0x64/0xa0
[<c010ad3a>] do_IRQ+0xea/0xf0
[<c01092a0>] common_interrupt+0x18/0x20
[<c011ddc4>] do_softirq+0x44/0xa0
[<c010ad21>] do_IRQ+0xd1/0xf0
[<c01092a0>] common_interrupt+0x18/0x20
[<c010b144>] setup_irq+0x64/0xb0
[<c0219c30>] ide_intr+0x0/0x130
[<c010adc9>] request_irq+0x89/0x100
[<c021b1c6>] init_irq+0x156/0x400
[<c0219c30>] ide_intr+0x0/0x130
[<c021b858>] hwif_init+0xb8/0x250
[<c01753c0>] init_file+0x0/0x20
[<c021bae4>] ideprobe_init+0xf4/0x106
[<c0398c7d>] ide_init_builtin_drivers+0xd/0x20
[<c0398cd8>] ide_init+0x48/0x70
[<c038679b>] do_initcalls+0x2b/0xa0
[<c01285b2>] init_workqueues+0x12/0x60
[<c010509c>] init+0x2c/0x110
[<c0105070>] init+0x0/0x110
[<c01072a9>] kernel_thread_helper+0x5/0xc

handlers:
[<c0219c30>] (ide_intr+0x0/0x130)
Disabling IRQ #15
ide1 at 0x170-0x177,0x376 on irq 15
hda: max request size: 128KiB
hda: 160086528 sectors (81964 MB) w/7936KiB Cache, CHS=65535/16/63
/dev/ide/host0/bus0/target0/lun0: p1 p2 p3 < p5 p6 p7 p8 p9 p10 p11 >
hdb: max request size: 128KiB
hdb: 78177792 sectors (40027 MB) w/1820KiB Cache, CHS=65535/16/63
/dev/ide/host0/bus0/target1/lun0: p1 p2 p3 p4 < p5 p6 p7 p8 p9 >

--
ciao, |
Marco | [3238 gere5SFl/jVj6]
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