Re: [PATCH] Documentation: admin-guide: fix a doc for efi_no_storage_paranoia the "5KB" instead of the "50%"

From: Jonathan Corbet

Date: Fri Jul 10 2026 - 15:18:54 EST


Iwata Koki <iwata.koki@xxxxxxxxxxx> writes:

> The documentation for 'efi_no_storage_paranoia' incorrectly states
> the kernel cannot use "more than 50%" of the EFI variable storage.
>
> This percentage-based explanation has been outdated since commit
> f8b8404337de ("Modify UEFI anti-bricking code") introduced a fixed 5KB
> minimum reserve threshold (EFI_MIN_RESERVE) in
> arch/x86/platform/efi/quirks.c. At that time, the documentation was not
> updated to reflect this change.
>
> Update the documentation to reflect the "5KB" instead of the "50%".
>
> Fixes: f8b8404337de ("Modify UEFI anti-bricking code")
> Signed-off-by: Koki Iwata <iwata.koki@xxxxxxxxxxx>
> ---
> Documentation/admin-guide/kernel-parameters.txt | 15 +++++++++++----
> 1 file changed, 11 insertions(+), 4 deletions(-)

Applied, thanks.

jon