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image-hd: gpt: add type GUID shortcut for linux-reserved#323

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jolivain:add_linux-reserved_guid
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image-hd: gpt: add type GUID shortcut for linux-reserved#323
jolivain wants to merge 1 commit intopengutronix:masterfrom
jolivain:add_linux-reserved_guid

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@jolivain jolivain commented Jan 9, 2026

There is a GUID used for linux reserved partitions. See [1].

This commit adds a shorthand to make it easier to use. It is sometimes used to protect images that needs to be at fixed position with a reserved partition. See [2].

[1] https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/tree/include/pt-gpt-partnames.h?h=v2.41.3#n70
[2] https://gitlab.com/buildroot.org/buildroot/-/blob/2025.11/board/pine64/rockpro64-ebbr/genimage.cfg#L22

There is a GUID used for linux reserved partitions. See [1].

This commit adds a shorthand to make it easier to use. It is
sometimes used to protect images that needs to be at fixed
position with a reserved partition. See [2].

[1] https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/tree/include/pt-gpt-partnames.h?h=v2.41.3#n70
[2] https://gitlab.com/buildroot.org/buildroot/-/blob/2025.11/board/pine64/rockpro64-ebbr/genimage.cfg#L22

Signed-off-by: Julien Olivain <[email protected]>
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