В Fri, 27 Sep 2013 14:48:33 +0200 Vladimir 'φ-coder/phcoder' Serbinenko <phco...@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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