Date: Wed, 20 Apr 2011 22:26:22 -0400 (EDT) From: Benjamin Kaduk <kaduk@MIT.EDU> To: Arnaud Lacombe <lacombar@gmail.com> Cc: Warren Block <wblock@wonkity.com>, FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: Switch from legacy ata(4) to CAM-based ATA Message-ID: <alpine.GSO.1.10.1104202220460.19944@multics.mit.edu> In-Reply-To: <BANLkTikMW2iee%2Bc8Y5FhuVbgy98_eq5oxA@mail.gmail.com> References: <4DAEAE1B.70207@FreeBSD.org> <20110420203754.GM85668@acme.spoerlein.net> <4DAF46F8.9040004@FreeBSD.org> <BCE89DC7-116D-48E1-BD86-DF986062B0CC@samsco.org> <4DAF5FBA.8080304@FreeBSD.org> <BANLkTi=Um9Yr3jQWSmyunz6gZo=kGPVMKg@mail.gmail.com> <BANLkTimwSgFBYWW2oomdTHSbb%2BZ9HhBFUQ@mail.gmail.com> <alpine.BSF.2.00.1104201915110.34275@wonkity.com> <BANLkTikMW2iee%2Bc8Y5FhuVbgy98_eq5oxA@mail.gmail.com>
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This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---559023410-1219639937-1303352782=:19944 Content-Type: TEXT/PLAIN; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Wed, 20 Apr 2011, Arnaud Lacombe wrote: > Hi, > > On Wed, Apr 20, 2011 at 9:17 PM, Warren Block <wblock@wonkity.com> wrote: >> On Wed, 20 Apr 2011, Arnaud Lacombe wrote: >> >>> On Wed, Apr 20, 2011 at 6:38 PM, Garrett Cooper <yanegomi@gmail.com> >>> wrote: >>>> >>>> On Wed, Apr 20, 2011 at 3:35 PM, Doug Barton <dougb@freebsd.org> wrote= : >>>> >>>> glabel create <label> /dev/<blah> >>> >>> Just tested that with a kernel from HEAD and a 8.x userland. This does >>> not seem to survive a reboot. >> >> No, "create" makes a temporary label. =A0"label" writes a label to the l= ast >> block of the device. >> > ... which does not seem be doable when the fs is mounted: > > [in single-user, with only / mounted r/w and /dev] > # geom label label root /dev/ad0s1a > geom: Can't store metadata on /dev/ad0s1a: Operation not permitted. As an anti-foot-shooting measure, this is blocked unless the flag sysctl=20 kern.geom.debugflags |=3D 16 is set > > Unfortunately, I do not have physical access to the machine. I guess > that transition will be a royal PITA for a lot of people. > > Btw, you mentioned "device", I guess you meant "file-system", didn't you = ? The label is on the device, using space that is (hopefully) left over=20 after the filesystem's allocation. -Ben Kaduk ---559023410-1219639937-1303352782=:19944--
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