Re: Large inlines in include/linux/skbuff.h

From: James Morris
Date: Thu Apr 22 2004 - 10:17:05 EST

On Thu, 22 Apr 2004, Andi Kleen wrote:

> > How will these changes impact performance? I asked this last time you
> > posted about inlines and didn't see any response.
> I don't think it will be an issue. The optimization guidelines
> of AMD and Intel recommend to move functions that generate
> more than 30-40 instructions out of line. 100 instructions
> is certainly enough to amortize the call overhead, and you
> safe some icache too so it may be even faster.

Of course, but it would be good to see some measurements.

- James
James Morris

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