Re: [PATCH] Lightweight userspace semaphores...

Linus Torvalds (torvalds@transmeta.com)
Mon, 25 Feb 2002 09:20:33 -0800 (PST)

On Mon, 25 Feb 2002, Alan Cox wrote:
>
> As opposed to adding special cases to the kernel which are unswappable and
> stand to tangle up bits of the generic vfs - eg we would have a vma with
> a vm_file but that file would not be in the dcache ?

Why should they be unswappable?

It's the same thing as giving a -1 to mmap. That doesn't make it
unswappable.

Linus

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