Re: [PATCH] SMP race in ext2 - metadata corruption.

From: Jens Axboe (
Date: Sat Apr 28 2001 - 05:05:14 EST

On Sat, Apr 28 2001, Albert D. Cahalan wrote:
> Linus Torvalds writes:
> > The buffer cache is "virtual" in the sense that /dev/hda is a
> > completely separate name-space from /dev/hda1, even if there
> > is some physical overlap.
> So the aliasing problems and elevator algorithm confusion remain?

At least for the I/O scheduler confusion, requests to partitions will
remap the buffer location and this problem disappears nicely. It's not a
big issue, really.

> Is this ever likely to change, and what is with the 1 kB assumptions?
> (Hmmm, cruft left over from the 1 kB Minix filesystem blocks?)

What 1kB assumption?

Jens Axboe

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This archive was generated by hypermail 2b29 : Mon Apr 30 2001 - 21:00:20 EST