Re: [PATCH] Allow user to choose between path or fs-label instead of UUID

[Pete Appleton]

On 16/09/12 18:40, Vladimir 'φ-coder/phcoder' Serbinenko wrote:
> On 16.09.2012 18:57, Pete Appleton wrote:
>
> > Hi all,
> >
> > The file attached is intended to allow a Linux user to easily specify
> > whether GRUB2 should use the traditional device path (/dev/sda1) or the
> > filesystem label instead of the default UUID scheme.  This functionality
> > is currently supported by GRUB2 itself but the peripheral files
> > (grub-mkconfig, 10-linux etc) don't directly support it, requiring the
> > user to edit the distribution-supplied files on their installation with
> > the potential for consequent upgrade conflicts.
> >
> > This patch adds support for a new environment variable
> > GRUB_DEVICE_IDENTIFICATION taking as value one of {uuid, label, path};
> > if not set or invalid then it defaults to uuid so that the current
> > semantics are respected.  If set to label then the 'search' clause and
> > root=XXX kernel parameter are written using file system label syntax as
> > opposed to the current single behaviour of device path if
> > GRUB_DISABLE_LINUX_UUID=true
>
> In this patch the same option has effect on both how device is passed to
> kernel and how it's identified internally. These 2 parts should be kept
> separate.

Update attached which splits the option into GRUB_DEVICE_IDENTIFICATION 
(used by 10-linux for the root FS) and GRUB_SEARCH_METHOD, used by 
grub-mkconfig to generate the search clause.

Pete Appleton

linux_fslabel_support.patch
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