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[PATCH 1/1] efivar: check that efivarfs is writeable
authorHeinrich Schuchardt <heinrich.schuchardt@canonical.com>
Fri, 18 Mar 2022 14:21:33 +0000 (15:21 +0100)
committerMiao Wang <shankerwangmiao@gmail.com>
Sun, 15 Feb 2026 13:50:20 +0000 (13:50 +0000)
commit02a464ac0f22eb8e7812f34af07ee12268f30f66
tree8e373ab31e669b0cd559100e0c48b82c6c08653btree | snapshot
parent23ecc433d9ab7ecf54202c671d64566573315b8fcommit | diff
[PATCH 1/1] efivar: check that efivarfs is writeable

Some UEFI implementations (notably U-Boot) don't implement the
SetVariable() runtime service. On these systems the GRUB installation
must be completed manually. Write a warning in this case but avoid
throwing an error.  (LP: #1965288)

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Gbp-Pq: Name efivar-check-that-efivarfs-is-writeable.patch
grub-core/osdep/unix/efivar.c diff | blob | history
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