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SubjectRe: troubles with r8169
Alistair John Strachan пишет:
>> Thank for your answer. This problem never shows up if I use only nvidia
>> driver (the work without network), or if I use only r8169 (without
>> x.org). If I use both of them I have the hang. Usually the hang appears
>> if OpenGL is used or network rate is maximal. I tested this regimes many
>> times before.
>
> If you haven't already, I'd drop linux-bugs@nvidia.com an email to see if they
> have any insight.

I haven't done it yet. I'm going to do it.

> Not that this can't be a kernel bug, just that it's a bit
> difficult for kernel developers to debug when you're using a driver for which
> we don't have the sources.
>
> As for changing the IRQ assignments, I don't have any immediate suggestions. I
> notice that this laptop has a dual core processor, so I'm guessing disabling
> APIC isn't an option. Have you tried that anyway, just to see if the IRQ
> assignment differs?

If I've correctly understood your suggestion I should load kernel with
'noapic' option. In that case the situation even worse:
******************************
CPU0 CPU1
0: 106543 11922 XT-PIC-XT timer
1: 53 8 XT-PIC-XT i8042
2: 0 0 XT-PIC-XT cascade
5: 0 0 XT-PIC-XT sdhci:slot0
7: 14250 126092 XT-PIC-XT ehci_hcd:usb2
8: 2 0 XT-PIC-XT rtc
9: 1168 190 XT-PIC-XT acpi
10: 338 181 XT-PIC-XT HDA Intel
11: 7167 1052 XT-PIC-XT ohci_hcd:usb1, yenta,
eth0, nvidia
12: 123 9 XT-PIC-XT i8042
14: 19 32 XT-PIC-XT ide0
15: 10936 1112 XT-PIC-XT ide1
NMI: 0 0
LOC: 11921 106401
ERR: 41370
MIS: 0
*******************************
Now, pcmcia and usb 1.1 share the same IRQ.
Plus, dmesg says:
*********************************
irq 7: nobody cared (try booting with the "irqpoll" option)
[<c013f9c4>] __report_bad_irq+0x24/0x80
[<c013fc46>] note_interrupt+0x226/0x260
[<f885d0bb>] usb_hcd_irq+0x2b/0x60 [usbcore]
[<c013eed5>] handle_IRQ_event+0x25/0x50
[<c01407f3>] handle_level_irq+0x93/0x100
[<c010529b>] do_IRQ+0x3b/0x70
[<c010293e>] sys_sigreturn+0xce/0xe0
[<c010341b>] common_interrupt+0x23/0x28
=======================
handlers:
[<f885d090>] (usb_hcd_irq+0x0/0x60 [usbcore])
Disabling IRQ #7
******************************
Vadim

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