Benjamin LaHaise <[email protected]> wrote:
>
> On Wed, Mar 08, 2006 at 01:43:08AM +0100, Ingo Molnar wrote:
> > we dont inline that code anymore. So i think the optimization is fine.
>
> Why is that? It adds memory traffic that has to be synchronized
> before the lock occurs and clobbered registers now in the caller.
Is the inlined lock;decb+jns likely to worsen the text size? I doubt it.
Overall text will get bigger due to the out-of-line stuff, but that's OK.
I'm sure we went over all this, but I don't recall the thinking.
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