Messages in this thread | | | Date | Fri, 8 Mar 2002 20:48:25 +0000 (GMT) | From | Matthew Kirkwood <> | Subject | Re: [PATCH] Futexes IV (Fast Lightweight Userspace Semaphores) |
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On Fri, 8 Mar 2002, Hubertus Franke wrote:
> > So I would suggest making the size (and thus alignment check) of locks > > at least 8 bytes (and preferably 16). That makes it slightly harder to > > put locks on the stack, but gcc does support stack alignment, even if > > the code sucks right now.
> Keeping it small, allows for the common case of mutex integration into > data objects, though its not a big deal.
I guess we need to know what the requirements are of the fabled "architectures which need special handling of PROT_SEM" before we can tell whether this is a good idea or not.
Matthew.
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