Re: [patch] 'virtual => physical page mapping cache', vcache-2.5.38-B8

Linus Torvalds (torvalds@transmeta.com)
Fri, 27 Sep 2002 10:48:44 -0700 (PDT)

On Fri, 27 Sep 2002, Ingo Molnar wrote:
>
> pin_page() calls get_user_pages(), which might block in handle_mm_fault().

Ok, I admit that sucks. Maybe that damn writable down() is the right thing
to do after all. And let's hope most futexes don't block.

Linus

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