Mailinglist Archive: packet-writing (43 mails)

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Re: TODO
  • From: Peter Osterlund <petero2@xxxxxxxxx>
  • Date: Sat, 21 Jun 2003 19:36:18 +0000 (UTC)
  • Message-id: <Pine.LNX.4.44.0306212128310.8279-100000@xxxxxxxxx>
On Fri, 20 Jun 2003, O.Sezer wrote:

> > Peter Osterlund wrote:
> >> I have not been able to trigger data corruption with the 2.5.70 patch
> >> using an internal IDE CDRW. As far as I know, the corruption in 2.4
> >> started with 2.4.10-pre11, which was when block device caching moved from
> >> the buffer cache to the page cache. My guess is that change somehow
> >> interferes with the packet patch. If that's true, the data corruption bug
> >> can not exist in the 2.5 driver, because that driver doesn't use the
> >> page/buffer caches at all.
> >>
> >
> > How about 2.4-rmap then ??
> >
>
> Sorry for the incomplete question: Is it due to rmap and / or bio in 2.5?
> (I'm completely ignorant of 2.5 changes..)

The buffer cache manipulation in the packet driver was replaced by bio
stuff in 2.5, so my guess is that using 2.4-rmap will not make the
corruption go away.

--
Peter Osterlund - petero2@xxxxxxxxx
http://w1.894.telia.com/~u89404340


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