Date: Sun, 22 May 2011 10:26:14 -0600 From: Warner Losh <imp@bsdimp.com> To: Adrian Chadd <adrian@FreeBSD.ORG> Cc: svn-src-head@FreeBSD.ORG, "Andrey V. Elsukov" <ae@FreeBSD.ORG>, svn-src-all@FreeBSD.ORG, Stefan Farfeleder <stefanf@FreeBSD.ORG>, src-committers@FreeBSD.ORG Subject: Re: svn commit: r221972 - head/sys/geom/part Message-ID: <BD2C1F30-854A-4AF2-A9D8-654F3E4E84A8@bsdimp.com> In-Reply-To: <BANLkTikoBK4ZCHB488eRgbySPBcXC0nnow@mail.gmail.com> References: <201105152003.p4FK3tnS050889@svn.freebsd.org> <20110522093302.GA2638@mole.fafoe.narf.at> <BANLkTikoBK4ZCHB488eRgbySPBcXC0nnow@mail.gmail.com>
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On May 22, 2011, at 7:03 AM, Adrian Chadd wrote: > This also bit me on embedded platform stuff. >=20 > Is it possible to disable this by default for now and have it just = warn loudly? > And/or hide the default value behind a kernel configuration variable > so we can disable it > (but still get the warnings) for now? Or just delete it entirely as a bad idea? We had this with Marcel's = warning for a long time that turned out to be utterly bogus so we = removed it. Warner >=20 > Thanks, >=20 >=20 > Adrian >=20 > On 22 May 2011 17:33, Stefan Farfeleder <stefanf@freebsd.org> wrote: >> On Sun, May 15, 2011 at 08:03:55PM +0000, Andrey V. Elsukov wrote: >>> Author: ae >>> Date: Sun May 15 20:03:54 2011 >>> New Revision: 221972 >>> URL: http://svn.freebsd.org/changeset/base/221972 >>>=20 >>> Log: >>> Add a sysctl kern.geom.part.check_integrity for those who has = corrupt >>> partition tables and lost an ability to boot after r221788. >>> Also unhide an error message from bootverbose, this would help to >>> easier determine the problem. >>=20 >> So, what's the point of this check? It breaks mounting of all my USB >> drives. Everyone now has to set this sysctl? >>=20 >> da0 at umass-sim0 bus 0 scbus6 target 0 lun 0 >> da0: <Kingston DT 101 G2 PMAP> Removable Direct Access SCSI-0 device >> da0: 40.000MB/s transfers >> da0: 15304MB (31342592 512 byte sectors: 255H 63S/T 1950C) >> GEOM_PART: integrity check failed (da0, MBR) >>=20 >> Stefan >>=20 >=20 >=20
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