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DateSun, 8 Jan 2006 00:00:21 -0800
FromAndrew Morton <>
SubjectRe: PowerPC fastpaths for mutex subsystem
Anton Blanchard <anton@samba.org> wrote:
>
> 
> > Doens't this mean that the sped-up mutexes are still slower than semaphores?
> 
> Wasnt most of the x86 mutex gain a result of going from fair to unfair
> operation? The current ppc64 semaphores are unfair.
> 

What's "unfair"?  Mutexes are FIFO, as are x86 semaphores.
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