Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!snorkelwacker!bloom-beacon!bloom-beacon.mit.edu!jtkohl From: jtkohl@MIT.EDU (John T Kohl) Newsgroups: comp.sys.dec Subject: Re: unaligned data access on DS3100's Message-ID: <1990Mar20.150734.21382@athena.mit.edu> Date: 20 Mar 90 15:07:10 GMT References: <23185@pasteur.Berkeley.EDU> Sender: news@athena.mit.edu (News system) Distribution: usa Organization: MIT Project Athena Lines: 20 In-Reply-To: mao@postgres.berkeley.edu's message of 17 Mar 90 23:45:49 GMT In article <23185@pasteur.Berkeley.EDU> mao@postgres.berkeley.edu (Mike Olson) writes: > when a program makes a misaligned memory reference, the kernel prints the > message > Fixed up unaligned data access for pid XXXXX (...) at pc 0x40ae14 > and permits the program to continue running. there's clearly some sort of > exception handler taking care of this. i'd like that exception handler to > behave differently. rather than fixing the ref, i'd like it to dump core > and let me deal with the problem myself. > is this configurable? Not quite in the way you are asking, but you can modify the printing/non-printing of the message; see the man page for uac(1) (Unaligned Access Message Control). -- John Kohl or Digital Equipment Corporation/Project Athena (The above opinions are MINE. Don't put my words in somebody else's mouth!)