Subject: Re: But why?
To: None <>
From: Miguel de Icaza <>
List: tech-kern
Date: 10/23/1996 22:53:15
> This is *not* a microoptimization. Its the sort of real optimization I
> keep mentioning. Eliminating copies is significant in networking
> stacks. It isn't the same thing as making getpid() run two million
> times a second.

We do all sort of optimizations.  

Besides, we do not measure getpid (), we measure read()ing 1 byte from
a null device.