Subject: Re: adaptec 2940 disaster
To: Carl Shapiro <samsara@panix.com>
From: Justin T. Gibbs <gibbs@plutotech.com>
List: port-i386
Date: 10/04/1997 07:14:21
>I was doing a *lot* of disk I/O and thrashing my CPU when suddenly my
>console froze. Oh no...
>
>I rebooted an started to fsck by hand. While fsck'ing / I got the following
>error:
>
>ahc1: ahc_scsi_cmd: more than 256 DMA segs
This is bad. Somewhere, someone, is passing an entirely bogus datacount
to the aic7xxx driver. This is usually a problem with some off_t or
other 64 bit math in the kernel.
>Carl
--
Justin T. Gibbs
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