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

Shane Wegner (shane@cm.nu)
Fri, 27 Apr 2001 12:22:00 -0700


On Fri, Apr 27, 2001 at 09:52:19AM -0700, Linus Torvalds wrote:
>
> On Fri, 27 Apr 2001, Vojtech Pavlik wrote:
> >
> > Actually this is done quite often, even on mounted fs's:
> >
> > hdparm -t /dev/hda
>
> Note that this one happens to be ok.
>
> 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.

Wouldn't something like "hdparm -t /dev/md0" trigger it
though. It is the same device as gets mounted as md
devices aren't partitioned.

Shane

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