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On Mon, 8 Jan 2001, Andrea Arcangeli wrote:

> in userspace, but I think the old behaviour was more flexible (it was also
> showing how much our dcache is powerful) and I still don't see why it's been
> removed. Maybe it was to remove a branch from a fast path? (if so I don't
> think it was a good idea, there are many more overhead things that matters more
> and that aren't even visible to userspace)

Racy. Nonportable. Has portable and simple equivalent. Again, don't
bother with chdir at all - if you know the name of directory even
../name will work. It's not about the current directory. It's about
the invalid last component of the name.

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