Re: Linux 2.6.15-rc3

[Helge Hafting]

Linus Torvalds wrote:

> On Tue, 29 Nov 2005, Helge Hafting wrote:
>  
>
> > Can't open root dev "831" or unknown block(8,49)
> > Please append a correct root= boot option
> > unable to mount root fs from block(8,49)
> >    
>
> Sounds like your SATA drive wasn't detected.
>
> Please double-check that your config changes didn't disable it, but 
> otherwise:
>
>  
>
> > Now 2.6.14 works with exactly the same lilo.con,
> > where I have root=/dev/sdd1  (SATA drive)
> >    
>
> please specify _which_ SATA driver you are using so that Jeff & co can try 
> to figure out what broke since 2.6.14.
>
>  
lspci says:
0000:00:0f.0 RAID bus controller: VIA Technologies, Inc. VIA VT6420 SATA 
RAID Controller (rev 80)

My .config has "VIA SATA support" selected under "SCSI low-level drivers"

> Also, if you can pinpoint where it broke better, that probably helps 
> (most sata changes were in -rc1, but there were some sata_mv and sata_sil4 
> changes in in -rc2 too, so even just poinpointing it to either of those 
> will help, although the daily builds might be even better).
>  
I tried compiling and booting rc1.  The machine is remote, and did not
come up.  So I don't know why it didn't come up, but it is likely
that it is the same problem.

Helge Hafting



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