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Re: CVS commit: src/sys/kern

christos@ wrote:

> Module Name:  src
> Committed By: christos
> Date:         Fri Jul 13 16:15:49 UTC 2012
> Modified Files:
>       src/sys/kern: subr_disk_mbr.c
> Log Message:
> revert previous; the problem was off by one in the bios device comparison
> in x86_autoconf.c

Sorry, the off by one is my fault in rev 1.35, but it has been there
before 5.0 and fixing x86_autoconf.c doesn't make "root on cd0a" work
without this workaround at least on my Optiplex 760.

I think the problem in subr_disk_mbr.c is that it makes
/dev/cd0a unconfigured if any unexpected error occurs during
reading media because kernel recognizes boot device as cd0 properly:

Izumi Tsutsui

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