Date: Fri, 20 Aug 2004 15:16:32 -0700 From: Peter Wemm <peter@wemm.org> To: Don Lewis <truckman@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern vfs_subr.c Message-ID: <200408201516.32748.peter@wemm.org> In-Reply-To: <200408201921.i7KJLl3J035751@repoman.freebsd.org> References: <200408201921.i7KJLl3J035751@repoman.freebsd.org>
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On Friday 20 August 2004 12:21 pm, Don Lewis wrote: > Modified files: > sys/kern vfs_subr.c > Log: > Don't attempt to trigger the syncer thread final sync code in the > shutdown_pre_sync state if the RB_NOSYNC flag is set. This is the > likely cause of hangs after a system panic that are keeping crash > dumps from being done. The hang that I saw was because interrupts are broken (they just stop for no apparent reason) and the ata_shutdown sync hooks are not in polled mode (which is correct - interrupts are supposed to be enabled at this point, and are for normal shutdowns). -- Peter Wemm - peter@wemm.org; peter@FreeBSD.org; peter@yahoo-inc.com "All of this is for nothing if we don't go to the stars" - JMS/B5
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