Re: [PATCH] mseal sysmap: update supported architectures
From: Jeff Xu
Date: Mon Mar 17 2025 - 14:02:37 EST
On Mon, Mar 17, 2025 at 6:19 AM Heiko Carstens <hca@xxxxxxxxxxxxx> wrote:
>
> Add s390 to the list of architectures which support mseal sysmap.
>
> Signed-off-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
> ---
> Andrew, please feel free to merge this with "mseal sysmap: enable s390".
>
> Documentation/userspace-api/mseal.rst | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/userspace-api/mseal.rst b/Documentation/userspace-api/mseal.rst
> index 56aee46a9307..1dabfc29be0d 100644
> --- a/Documentation/userspace-api/mseal.rst
> +++ b/Documentation/userspace-api/mseal.rst
> @@ -143,7 +143,8 @@ Use cases
> the CONFIG_MSEAL_SYSTEM_MAPPINGS seals all system mappings of this
> architecture.
>
> - The following architectures currently support this feature: x86-64 and arm64.
> + The following architectures currently support this feature: x86-64, arm64,
> + and s390.
>
> WARNING: This feature breaks programs which rely on relocating
> or unmapping system mappings. Known broken software at the time
> --
> 2.45.2
>
Reviewed-by: Jeff Xu <jeffxu@xxxxxxxxxxxx>
Thanks for this patch and caring about the documentation !
-Jeff