Re: XCP: pygrub missing ext4 support.

[David Markey <admin@dmarkey.com>]

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Well, which ever way we do it, either using the built in libfsimage ext4
support, or upgrading e2fsprogs, we should choose one?


On 21 June 2010 10:59, Michal Novotny <minovotn@redhat.com> wrote:

> On 06/19/2010 06:07 PM, Pasi Kärkkäinen wrote:
>
>> On Sat, Jun 19, 2010 at 05:00:57PM +0100, David Markey wrote:
>>
>>
>>>    XCP pygrub should have ext4 support.
>>>    It currently doesn't because the libfsimage ext2fs-lib module is
>>> linked
>>>    against libext2fs, which doesnt have ext4 support in XCP.
>>>    Instead, XCP should use the ext2fs module that comes with libfsimage,
>>>    which has ext4 support.
>>>    Most new releases of distributions has it as their default filesystem.
>>>    Most notably, Ubuntu 10.04
>>>
>>>
>>>
>> Also Fedora 12, Fedora 13, upcoming Debian 6.0 ("Squeeze") and RHEL6.
>>
>> -- Pasi
>>
>>
>
> Well, this is not the Xen issue here. We're having this fixed in RHEL-5 by
> simply reinstalling the e2fsprogs package to the latest one, although in
> case of RHEL-5 it's been renamed to e4fsprogs. The simplest thing you can do
> about this is to reinstall the e2fsprogs package on the host machine and it
> will be working fine - at least it was when I did test it on RHEL-5 some
> time ago.
>
> Simply put, reinstalling the e2fsprogs to the latest version will do the
> job and allow ext4 functionality to pygrub.
>
> Michal
>
>
>
>>
>>>    An easy way for the build to use ext2fs instead of ext2fs-lib, is to
>>> not
>>>    have ext2fs/ext2fs.h present.
>>>    Alternatively this patch hard codes it.
>>>    (From 4.0)
>>>    --- a/tools/libfsimage/Makefile         2010-06-19 16:52:04.231221516
>>>    +0100
>>>    +++ b/tools/libfsimage/Makefile         2010-06-19 16:52:08.803250922
>>>    +0100
>>>    @@ -1,8 +1,7 @@
>>>     XEN_ROOT = ../..
>>>     include $(XEN_ROOT)/tools/Rules.mk
>>>
>>>    -SUBDIRS-y = common ufs reiserfs iso9660 fat zfs
>>>    -SUBDIRS-y += $(shell env CC="$(CC)" ./check-libext2fs)
>>>    +SUBDIRS-y = common ufs reiserfs iso9660 fat zfs ext2fs
>>>
>>>     .PHONY: all clean install
>>>     all clean install: %: subdirs-%
>>>
>>>
>>
>>
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@lists.xensource.com
>>> http://lists.xensource.com/xen-devel
>>>
>>>
>>
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>>
>>
>
>
> --
> Michal Novotny<minovotn@redhat.com>, RHCE
> Virtualization Team (xen userspace), Red Hat
>
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
>

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