Path: utzoo!utgpu!watmath!att!tut.cis.ohio-state.edu!brutus.cs.uiuc.edu!wuarchive!swbatl!texbell!sugar!ficc!peter From: peter@ficc.uu.net (Peter da Silva) Newsgroups: comp.realtime Subject: Re: Lightweight Tasks Message-ID: <5323@ficc.uu.net> Date: 28 Jul 89 15:12:08 GMT References: <2153@gmu90x.UUCP> <129300004@p.cs.uiuc.edu>, Organization: Xenix Support, FICC Lines: 14 In article , zs01+@andrew.cmu.edu (Zalman Stern) writes: > A lightweight task does not > have its own address space or other context (i.e. signal masks, uid, > file descriptor table etc...) Is this an observation or part of the definition. After all there need be no processing overhead for these other resources (i.e., a file descriptor does not require explicit action on a context switch), so there seems to be no advantage from leaving this much context out of a thread. -- Peter da Silva, Xenix Support, Ferranti International Controls Corporation. Business: peter@ficc.uu.net, +1 713 274 5180. | "...helping make the world Personal: peter@sugar.hackercorp.com. `-_-' | a quote-free zone..." Quote: Have you hugged your wolf today? 'U` | -- hjm@cernvax.cern.ch