Gentoo Archives: gentoo-user

From: Dirk Heinrichs <dirk.heinrichs@××××××.de>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] lvm problem -- is timing?
Date: Sat, 20 Jun 2009 09:01:40
Message-Id: 200906201101.34229.dirk.heinrichs@online.de
In Reply to: Re: [gentoo-user] lvm problem -- is timing? by Mike Kazantsev
1 Am Samstag 20 Juni 2009 09:37:24 schrieb Mike Kazantsev:
2
3 > Dirk Heinrichs <dirk.heinrichs@××××××.de> wrote:
4 > > > I believe there's "after device-mapper" line already in lvm-2.02.45, so
5 > > > it should run fine, but as an additional precaution I have dm-crypt
6 > > > script at sysinit runlevel, which starts device-mapper and dm-crypt
7 > > > before lvm or even it's runlevel (boot).
8 > >
9 > > That's not needed, it should be sufficient to have them all in the boot
10 > > runlevel:
11 >
12 > So LVM would start before dmcrypt? Great.
13
14 Yes.
15
16 > > > It makes sense for me, since some lvm pv's (not root) are actually on
17 > > > encrypted partitions, although I mount these even earlier, but should
18 > > > initrd become incompatible w/ latest kernel, dm-crypt should do the job
19 > > > instead.
20 > >
21 > > No, it does not make sense. You don't even need an initrd.
22 >
23 > I do, but mainly for other purposes.
24
25 Which?
26
27 > Mounting encrypted partitions from there is a bonus and while root is
28 > not encrypted (although it doesn't even holds most configuration
29 > from /etc) it is an LVM volume.
30
31 > Can linux boot from lvm root w/o initrd these days?
32
33 Yes, it always could. As long as /boot is a separate partition one can put the
34 same stuff into it. Much simpler to setup.
35
36 Bye...
37
38 Dirk

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Re: [gentoo-user] lvm problem -- is timing? Mike Kazantsev <mk.fraggod@×××××.com>