Date: Mon, 18 Aug 2003 10:24:34 +0100 From: Bruce M Simpson <bms@spc.org> To: Seigo Tanimura <tanimura@tanimura.dyndns.org> Cc: arch@freebsd.org Subject: Re: Embedding a vnode type to its interlock mutex type Message-ID: <20030818092434.GB2392@spc.org> In-Reply-To: <200308180713.h7I7DQPE005765@urban> References: <200308180713.h7I7DQPE005765@urban>
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On Mon, Aug 18, 2003 at 04:13:26PM +0900, Seigo Tanimura wrote: > In short: A vnode should embed its type name (VREG, VCHR, etc.) in the > type of the interlock mutex to avoid a false LOR alarm by Witness. I think I may have run into something similar with VM mutexes, but need to sit down and perform more in-depth testing to be sure about this. It does appear as though WITNESS only checks the name of the mutex, not the address of the mutex, which would presumably be a suitable key to differentiate them uniquely. BMS
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