<<On Mon, 06 Sep 1999 11:06:51 -0700, Jason Nordwick <[EMAIL PROTECTED]> 
said:

> Wouldn't you hose uthread performance?  I thought that one of the major
> benefits it that a context switch in uthreads did not require kernel
> intervention and a syscall.

It's true that this would (currently) slow down uthreads.  However, I
suspect that uthreads may want to do its own signal-mask handling
anyway (even though it currently doesn't).  On the other hand, if we
made jmp_buf and struct sigcontext compatible, it could clean up the
thread scheduler's inner workings.

-GAWollman

--
Garrett A. Wollman   | O Siem / We are all family / O Siem / We're all the same
[EMAIL PROTECTED]  | O Siem / The fires of freedom 
Opinions not those of| Dance in the burning flame
MIT, LCS, CRS, or NSA|                     - Susan Aglukark and Chad Irschick


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