Date: Wed, 18 Aug 2004 10:07:23 -0400 From: Brian Fundakowski Feldman <green@FreeBSD.org> To: Don Lewis <truckman@FreeBSD.org> Cc: current@FreeBSD.org Subject: Re: thoughts on system hangs after panic() Message-ID: <20040818140723.GA1525@green.homeunix.org> In-Reply-To: <200408170443.i7H4hMYV005062@gw.catspoiler.org> References: <200408170443.i7H4hMYV005062@gw.catspoiler.org>
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On Mon, Aug 16, 2004 at 09:43:21PM -0700, Don Lewis wrote: > I suspect the cause of the system hangs after a panic that are keeping > crash dumps from working is one of the shutdown_pre_sync handlers > getting wedged. The most likely culprit is syncer_shutdown(), but I > think any of the handlers could get wedged in kthread_suspend(). > > Either we should skip shutdown_pre_sync entirely if RB_NOSYNC is set, or > the handlers should obey this bit as appropriate. The latter would > require a little more code to be touched, but would allow for more > flexibility. I'll love you forever if that fixes it. -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\
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