Re: [PATCH 2/2] Futex non-page-pinning fix
From: Andrew Morton
Date: Tue Aug 26 2003 - 01:13:28 EST
Ingo Molnar <mingo@xxxxxxxxxx> wrote:
> kernel doesnt in fact know about the first use of a futex: no-contention
> futexes have zero kernel footprint. This is the big plus of them. So i'd
> really favor some sort of hashing method and no limits, that way the Linux
> VM is extended and every VM address is waitable and wakable on - a pretty
> powerful concept.
What about the option of not pinning the pages at all: just fault
them in when required?
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