Date: Sat, 9 Oct 2004 01:25:39 -0700 (PDT) From: Don Lewis <truckman@FreeBSD.org> To: green@FreeBSD.org Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern subr_witness.c Message-ID: <200410090825.i998PdcG063358@gw.catspoiler.org> In-Reply-To: <200410090816.i998Gbs5076009@repoman.freebsd.org>
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On 9 Oct, Brian Feldman wrote: > green 2004-10-09 08:16:37 UTC > > FreeBSD src repository > > Modified files: > sys/kern subr_witness.c > Log: > Don't "implicitly order all sleep locks before spin locks" in witness > when the spin lock in question isn't -- it's the critical_enter() that > KDB set. No more panic in DDB for console -> syscons -> tty -> knote > operations. If I'm understanding this correctly, calling knote sounds like the wrong thing to do in this situation ...
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