Date: Mon, 10 May 2010 16:10:57 +1000 From: Peter Jeremy <peterjeremy@acm.org> To: current@freebsd.org Subject: Re: LOR: ufs vs bufwait Message-ID: <20100510061057.GA93038@server.vk2pj.dyndns.org> In-Reply-To: <20100508102005.GB1867@elmar.spoerlein.net> References: <20100508102005.GB1867@elmar.spoerlein.net>
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--EeQfGwPcQSOJBaQU Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2010-May-08 12:20:05 +0200, Ulrich Sp=F6rlein <uqs@spoerlein.net> wrote: >This LOR also is not yet listed on the LOR page, so I guess it's rather >new. I do use SUJ. > >lock order reversal: > 1st 0xc48388d8 ufs (ufs) @ /usr/src/sys/kern/vfs_lookup.c:502 > 2nd 0xec0fe304 bufwait (bufwait) @ /usr/src/sys/ufs/ffs/ffs_softdep.c:113= 63 > 3rd 0xc49e56b8 ufs (ufs) @ /usr/src/sys/kern/vfs_subr.c:2091 I'm seeing exactly the same LOR (and subsequent deadlock) on a recent -current without SUJ. --=20 Peter Jeremy --EeQfGwPcQSOJBaQU Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAkvno3EACgkQ/opHv/APuIfFZQCfRZlbeOiEVCW9rAZVEBE5IY+x oWsAoJlUHsvOtINWsve2e4L7cYbUMrVn =a4ne -----END PGP SIGNATURE----- --EeQfGwPcQSOJBaQU--
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