On Sat, Jun 08, 2002 at 02:45:06PM +1000, Bruce Evans wrote:
> On Fri, 7 Jun 2002, Brooks Davis wrote:
> 
> > On Fri, Jun 07, 2002 at 02:16:45PM -0700, Brooks Davis wrote:
> > > On Fri, Jun 07, 2002 at 01:30:37PM -0700, David O'Brien wrote:
> > > > On Fri, Jun 07, 2002 at 12:59:55PM -0700, Brooks Davis wrote:
> > > > > Applying phk's patch seems to have fixed it.  It's a bit overkill for
> > > > > fixing dump, but it did work and I guess this way I can do some limited
> > > > > testing of the ufs2 patch.
> 
> Is that the full ufs2 patch?  phk also committed a quick fix for dump.

That's with the full ufs2 patch.

> > Here's a sample of the errors I'm seeing:
> >
> >   DUMP: read error from /dev/ad0s2f: Invalid argument: [sector -1980991191]: 
>count=-1
> >   DUMP: read error from /dev/ad0s2f: Invalid argument: [sector -1980991190]: 
>count=-1
> > ...
> 
> I saw similarly bogus sector (block) numbers when I first debugged this
> problem.  They were caused by missing prototypes.  32-bit block numbers
> were passed to unprototyped functions that expected daddr_t block numbers.
> When daddr_t was changed to 64 bits, there was garbage in the top 32 bits.
> 
> dump doesn't compile cleanly at a high WARNS level, so now would be a good
> time to WARNSify it.

That sounds like a good idea.  If someone else doesn't get there first,
I'll take a look at that soon.  If nothing else, there's the plane trip
down to SFO for USENIX.

-- Brooks

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