From: Andrei Borzenkov <arvidjaar@gmail.com>
To: "Vladimir 'φ-coder/phcoder' Serbinenko" <phcoder@gmail.com>
Cc: grub-devel@gnu.org
Subject: Re: [PATCH] Install to LVM PVs
Date: Sun, 15 Feb 2015 13:47:51 +0300 [thread overview]
Message-ID: <20150215134751.4d4568ee@opensuse.site> (raw)
In-Reply-To: <52457EA1.10804@gmail.com>
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В Fri, 27 Sep 2013 14:48:33 +0200
Vladimir 'φ-coder/phcoder' Serbinenko <phcoder@gmail.com> пишет:
> On 27.09.2013 12:39, Gabriel de Perthuis wrote:
> > Le 26/09/2013 10:53, Vladimir 'φ-coder/phcoder' Serbinenko a écrit:
> >> On 25.09.2013 14:39, Gabriel de Perthuis wrote:
> >>> Hello,
> >>> This patch lets grub install to a reserved area in LVM physical volumes.
> >>> These bootloader areas can be created with LVM 2.02.99 and the
> >>> --bootloaderareasize argument to pvcreate and vgconvert.
> >>> I tested it in QEMU, installing to and booting a disk that contains a PV
> >>> and no partition table.
> >>>
> >> This is not how the use of this area was imagined. There are couple of
> >> subtleties which your patch didn't take in account.
> >> Currently there is joint developpement with LVM guys but it wasn't
> >> published yet.
> >
> > For anyone else who may be interested, apparently patches exist and are
> > waiting for Peter Rajnoha to finish them. They haven't been posted or
> > discussed publicly and I've never seen them.
> >
> > According to Vladimir:
> >> the zone will be subdivided to cover more cases and the agreement was
> > to use "pvs" to get offsets rather than having own code for this
> >
> > As shipped in 2.02.99, pvs exposes exactly one ba_start/ba_size area.
> > Other areas will have to use extra extension fields and extra fields in
> > the pvs output, to be compatible with released versions of LVM.
> No, you didn't understand: this area will have another header, GRUB one
> which will subdivide it. LVM gives us area and we take care of subdivision.
Did anything happen with it? Do you have any pointers to suggested
design?
> > Parsing pvs output would be easy, and will behave exactly the same as
> > this patch.
> >
>
> > _______________________________________________
> > Grub-devel mailing list
> > Grub-devel@gnu.org
> > https://lists.gnu.org/mailman/listinfo/grub-devel
> >
>
>
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next prev parent reply other threads:[~2015-02-15 10:48 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-25 12:39 [PATCH] Install to LVM PVs Gabriel de Perthuis
2013-09-26 8:53 ` Vladimir 'φ-coder/phcoder' Serbinenko
2013-09-27 10:39 ` Gabriel de Perthuis
2013-09-27 12:48 ` Vladimir 'φ-coder/phcoder' Serbinenko
2013-09-27 13:56 ` Gabriel de Perthuis
2013-09-27 14:27 ` Andrey Borzenkov
2015-02-15 10:47 ` Andrei Borzenkov [this message]
-- strict thread matches above, loose matches on Subject: below --
2016-05-08 4:53 Dryden Personalis
2016-05-08 6:05 ` Andrei Borzenkov
2016-05-08 8:47 ` Andrei Borzenkov
2016-05-08 13:10 ` Dryden Personalis
2016-05-08 17:16 ` Dryden Personalis
2016-05-08 17:40 ` Dryden Personalis
2016-05-08 13:01 ` Dryden Personalis
2016-05-09 6:07 ` Andrei Borzenkov
2016-05-09 8:41 ` Dryden Personalis
2016-05-09 16:10 ` Dryden Personalis
2016-05-09 16:18 ` Dryden Personalis
2016-05-09 17:56 ` Dryden Personalis
2016-05-17 18:01 ` Dryden Personalis
2016-05-08 9:23 ` Andrei Borzenkov
2016-05-08 13:09 ` Dryden Personalis
2016-05-09 0:10 ` Xen
2016-05-09 0:10 ` Dryden Personalis
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