Ernst Herzberg <[email protected]> wrote:
>
> moinmoin.
>
> 2.6.16.18 boots and runs without problems.
>
> 2.6.17-rc5 with patch
> "[PATCH] alpha: generic hweight (Re: ALPHA 2.6.17-rc5 compile error)"
> http://www.ussg.iu.edu/hypermail/linux/kernel/0605.3/1559.html
>
> hangs with
>
> [....]
> scsi1 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 7.0
> <Adaptec aic7895 Ultra SCSI adapter>
> aic7895C: Ultra Wide Channel B, SCSI Id=7, 32/253 SCBs
>
> 1:0:0:0: Attempting to queue an ABORT message
> CDB:CDB: 0x12 0x12 0x0 0x0 0x0 0x0 0x0 0x0 0x24 0x24 0x0 0x0
> 1:0:0:0: Command already completed
> aic7xxx_abort returns 0x2002
> 1:0:0:0: Attempting to queue an ABORT message
> CDB: 0x12 0x0 0x0 0x0 0x24 0x0
> 1:0:0:0: Command already completed
> aic7xxx_abort returns 0x2002
> [....]
>
> dmesg (captured with netconsole and netcat, most messages are duplicated
> but better than nothing)
>
> ...
>
James sayeth "Best guess would be lost interrupt ... especially if there's
no device usually at target1:0:0 (i.e. the machine doesn't get a reply it
expects doing the initial inquiry)."
But I don't recall us making any changes in the Alpha interrupt-management
code post-2.6.16. Perhaps it was PCI changes which introduced this
regression.
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