Re: [Xen-devel] [PATCH] xen/arm64: check XSM Magic and Signature from the second unknown module.

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 18.03.16 at 08:41, <fu.wei@xxxxxxxxxx> wrote:
> --- a/xen/arch/arm/bootfdt.c
> +++ b/xen/arch/arm/bootfdt.c
> @@ -163,6 +163,36 @@ static void __init process_memory_node(const void *fdt, 
> int node,
>      }
>  }
>  
> +static bool __init check_xsm_signature(const void *fdt, int node,
> +                                       const char *name,
> +                                       u32 address_cells, u32 size_cells)
> +{
> +    uint32_t selinux_magic = 0xf97cff8c;

So this would be the 3rd instance of this literal number in the source
base. I would have wanted to suggest using one of the two
constants we already have, but I don't know which one to pick.

Daniel - why do we have both XSM_MAGIC and FLASK_MAGIC?

Jan


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