Date: Wed, 3 Mar 1999 04:07:14 -0500 (EST) From: "John S. Dyson" <dyson@iquest.net> To: green@unixhelp.org (Brian Feldman) Cc: alc@cs.rice.edu, current@freebsd.org Subject: Re: lockmgr panic with mmap() Message-ID: <199903030907.EAA00298@y.dyson.net> In-Reply-To: <Pine.BSF.4.05.9903021829010.9317-100000@janus.syracuse.net> from Brian Feldman at "Mar 2, 99 06:29:31 pm"
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Brian Feldman said: > > > > The lock manager isn't bright enough to detect that the process > > already holds a read lock when it attempts to get the write lock. > > Thus, you get the "thrd_sleep" instead of a panic. > > > > In short, same bug, different symptoms. > > > Ahh, makes sense. > > Quick question: how in the heck did you learn this whole VM system? > Alan has had a history helping on the VM code for quite a while, and has contributed some really good ideas. Frankly, he appears to understand the code as well as anyone does. -- John | Never try to teach a pig to sing, dyson@iquest.net | it makes one look stupid jdyson@nc.com | and it irritates the pig. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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