Re: [PATCH] i386 rw_semaphores fix

[H. Peter Anvin]

Followup to:  <[EMAIL PROTECTED]>
By author:    Alan Cox <[EMAIL PROTECTED]>
In newsgroup: linux.dev.kernel
> > 
> > Yes, and with CMPXCHG handler in the kernel it wouldn't be needed 
> > (the other 686 optimizations like memcpy also work on 386) 
> 
> They would still be needed. The 686 built glibc materially improves performance
> on 686 class machines. That one isnt an interesting problem to solve. Install
> the right software instead.
> 

Yes, the big 686 optimization is CMOV, and that one is
ultra-pervasive.

        -hpa
-- 
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"Unix gives you enough rope to shoot yourself in the foot."
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