Samuli,
I forgot got what I was following up on, but there is a patch against
2.4.0-test3-pre2 on kernel.org.
This does fix the possible race condition of double interrupts on the same
card.
On Fri, 30 Jun 2000, Samuli Kaski wrote:
> It's a Déja vû but since I haven't been contacted by any of the FAT
> developers, I am resending (last one I had was with test1-ac9 IIRC).
>
> I am not ruling out bad hardware. I am yet to receive word from Mr.
> Hedrick about my ATA/66 (DMA) problems.
>
> Samuli
>
> Jun 30 18:01:35 vortex kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000010
> Jun 30 18:01:35 vortex kernel: printing eip:
> Jun 30 18:01:35 vortex kernel: c0160b30
> Jun 30 18:01:35 vortex kernel: *pde = 00000000
> Jun 30 18:01:35 vortex kernel: Oops: 0002
> Jun 30 18:01:35 vortex kernel: CPU: 0
> Jun 30 18:01:35 vortex kernel: EIP: 0010:[fat_cache_add+152/180]
> Jun 30 18:01:35 vortex kernel: EFLAGS: 00010246
> Jun 30 18:01:35 vortex kernel: eax: 00000000 ebx: 0004c477 ecx: 00000000 edx: c02d70d8
> Jun 30 18:01:35 vortex kernel: esi: 0004c345 edi: c2d15260 ebp: 00000132 esp: c06addbc
> Jun 30 18:01:35 vortex kernel: ds: 0018 es: 0018 ss: 0018
> Jun 30 18:01:35 vortex kernel: Process ncftp (pid: 1707, stackpage=c06ad000)
> Jun 30 18:01:35 vortex kernel: Stack: 00000132 c2d15260 00000132 c40f0180 21410be0 c0160c30 c2d15260 00000132
> Jun 30 18:01:35 vortex kernel: 0004c477 c5ba24bc 00000026 00000132 0004c477 c0160ccb c2d15260 00000132
> Jun 30 18:01:35 vortex kernel: 00000000 00004ca6 c2d15260 00000040 c01605fb c2d15260 00004ca6 c0162844
> Jun 30 18:01:35 vortex kernel: Call Trace: [fat_get_cluster+140/164] [default_fat_bmap+131/164] [fat_bmap+27/32] [fat_get_block+176/232] [__block_prepare_write+258/516] [tcp_recvmsg+1978/2540] [cont_prepare_write+509/724]
> Jun 30 18:01:35 vortex kernel: [fat_get_block+0/232] [fat_prepare_write+38/44] [fat_get_block+0/232] [generic_file_write+874/1348] [default_fat_file_write+34/92] [fat_file_write+45/52] [sys_write+238/272] [system_call+52/56]
> Jun 30 18:01:35 vortex kernel: [startup_32+43/199]
> Jun 30 18:01:35 vortex kernel: Code: c7 41 10 00 00 00 00 a1 40 70 2d c0 89 42 10 89 15 40 70 2d
>
>
>
> -
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>
Andre Hedrick
The Linux ATA/IDE guy
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