Date: Tue, 24 Apr 2007 20:50:54 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: John-Mark Gurney <gurney_j@resnet.uoregon.edu> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/contrib/opensolaris/uts/common/fs/zfs vdev.c Message-ID: <20070424185054.GA31272@garage.freebsd.pl> In-Reply-To: <20070424175330.GW73385@funkthat.com> References: <200704241645.l3OGjhP1045769@repoman.freebsd.org> <20070424175330.GW73385@funkthat.com>
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--ew6BAiZeqk4r7MaW Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Apr 24, 2007 at 10:53:30AM -0700, John-Mark Gurney wrote: > Pawel Jakub Dawidek wrote this message on Tue, Apr 24, 2007 at 16:45 +000= 0: > > pjd 2007-04-24 16:45:42 UTC > >=20 > > FreeBSD src repository > >=20 > > Modified files: > > sys/contrib/opensolaris/uts/common/fs/zfs vdev.c=20 > > Log: > > MFp4: We have stronger 'lock already initialized' check now, so we can > > reduce diff against the vendor by removing bzero of this mutex. >=20 > Is it just me, or what prevents this from occuring again if the > "correct" data appears in the union again? Yeh, now with something > like 13bits of checking, it's a lot less likely, but would you ever > want your computer to possibly crash? FreeBSD uses only one bit currently... For production kernel you may want to turn off INVARIANTS. --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --ew6BAiZeqk4r7MaW Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFGLlGOForvXbEpPzQRAioYAJ97wrKrKGFrK/471cgMjE0sRrORegCfaY6F NQoWpKjX7BGMhZXdGtpXIOk= =EIKm -----END PGP SIGNATURE----- --ew6BAiZeqk4r7MaW--
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