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From Dean Gaudet <dgau...@arctic.org>
Subject Re: [PATCH] SysV semaphores
Date Wed, 06 Aug 1997 09:31:04 GMT
You're making me depressed! 

If we do a SEM_UNDO +1, and a SEM_UNDO -1 the kernel doesn't have anything
to remember, right?  Please say yes!

Dean

On Wed, 6 Aug 1997, Martijn Koster wrote:

> On Tue, Aug 05, 1997 at 06:56:21PM -0700, Dean Gaudet wrote:
> > 
> > I'm curious, I think we want SEM_UNDO on both semop calls.  I haven't
> > looked at the linux kernel code ... maybe someone more familiar with
> > these things can tell me.  I'm concerned that with SEM_UNDO only on
> > the acquire code we'll end up with a huge undo count that will all be
> > applied when the process exits...
> 
> Yup; but first you'll out of kernel space for those SEM_UNDO's.
> 
> -- Martijn Koster, m.koster@pobox.com
> 
> 


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