Re: [PATCH 1/1] loongarch: efi: Set NX compat flag in PE/COFF header

[Huacai Chen]

Applied, thanks.

Huacai

On Sun, Sep 20, 2026 at 5:12 PM Heinrich Schuchardt
<heinrich.schuchardt@xxxxxxxxxxxxx> wrote:
>
> The flag IMAGE_DLLCHARACTERISTICS_NX_COMPAT informs the firmware that the
> EFI binary does not rely on pages that are both executable and writable.
>
> As the Linux kernel neither has RWX sections nor needs RWX pages for
> relocation we should set the flag.
>
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@xxxxxxxxxxxxx>
> ---
>  arch/loongarch/kernel/efi-header.S | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/loongarch/kernel/efi-header.S b/arch/loongarch/kernel/efi-header.S
> index 6df56241cb95a..c041dad5bbb6c 100644
> --- a/arch/loongarch/kernel/efi-header.S
> +++ b/arch/loongarch/kernel/efi-header.S
> @@ -51,7 +51,7 @@
>         .long   .Lefi_header_end - _head                /* SizeOfHeaders */
>         .long   0                                       /* CheckSum */
>         .short  IMAGE_SUBSYSTEM_EFI_APPLICATION         /* Subsystem */
> -       .short  0                                       /* DllCharacteristics */
> +       .short  IMAGE_DLLCHARACTERISTICS_NX_COMPAT      /* DllCharacteristics */
>         .quad   0                                       /* SizeOfStackReserve */
>         .quad   0                                       /* SizeOfStackCommit */
>         .quad   0                                       /* SizeOfHeapReserve */
> --
> 2.53.0
>