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

Jens Axboe (axboe@suse.de)
Sat, 28 Apr 2001 12:05:14 +0200

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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