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Date:      Mon, 3 Apr 2000 00:40:53 +0200
From:      Bernd Walter <ticso@cicely.de>
To:        Greg Lehey <grog@lemis.com>
Cc:        Bernd Walter <ticso@cicely.de>, Soren Schmidt <sos@freebsd.dk>, vallo@matti.ee, freebsd-current@FreeBSD.ORG
Subject:   Re: Deadlock with vinum raid5
Message-ID:  <20000403004053.D25555@cicely8.cicely.de>
In-Reply-To: <20000403074300.R59549@freebie.lemis.com>; from grog@lemis.com on Mon, Apr 03, 2000 at 07:43:00AM %2B0930
References:  <20000331212544.A59295@myhakas.matti.ee> <200003311932.VAA70873@freebsd.dk> <20000401091140.A51727@freebie.lemis.com> <20000402011538.B24134@cicely8.cicely.de> <20000402015016.C24134@cicely8.cicely.de> <20000402174216.B25194@cicely8.cicely.de> <20000403074300.R59549@freebie.lemis.com>

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On Mon, Apr 03, 2000 at 07:43:00AM +0930, Greg Lehey wrote:
> I found a potentially serious bug in the RAID calculations yesterday:
> it assumed that sizeof (int) == 4.  I suspect that it would just slow
> down the calculations, but in any case I've fixed it.

That's generaly not good but allways true on all FreeBSD platforms.
Only long and pointers are different: 64bit on alpha and 32bit on i386 -
char short and int are the same.
I asume you mean the xor loop limitations - I already took a look at them
before running R5 on alpha - the only reason to change here is speed as 64bit
operations would be faster on alpha.

-- 
B.Walter                  COSMO-Project              http://www.cosmo-project.de
ticso@cicely.de             Usergroup                info@cosmo-project.de



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