Re: [PATCH] Lightweight userspace semaphores...

From: Daniel Phillips (phillips@bonn-fries.net)
Date: Sat Feb 23 2002 - 23:57:39 EST


On February 25, 2002 08:31 pm, Linus Torvalds wrote:
> On Mon, 25 Feb 2002, Alan Cox wrote:
> > Ok I see where you are coming from now -- that makes sense for a few
> > cases.
>
> Note that the "few cases" in question imply _all_ of the current broken
> library spinlocks, for example.
>
> Don't think "POSIX semaphores", but think "fast locking" in the general
> case. I will bet you $1 in small change that most normal locking by far is
> for the kind of thread-safe stuff libc does right now.

This looks like another piece of the equation needed to make Larry's smp
cluster concept come true. So...

-- 
Daniel
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