Re: [Xen-devel] [PATCH v7 03/10] x86: provide executable fixmap facility

[Jan Beulich <jbeulich@xxxxxxxx>]

On 04.02.2020 16:36, Wei Liu wrote:
> This allows us to set aside some address space for executable mapping.
> This fixed map range starts from XEN_VIRT_END so that it is within reach
> of the .text section.
> 
> Shift the percpu stub range and shrink livepatch range accordingly.
> 
> Signed-off-by: Wei Liu <liuwe@xxxxxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
with ...

> --- a/xen/include/asm-x86/asm_defns.h
> +++ b/xen/include/asm-x86/asm_defns.h
> @@ -392,4 +392,9 @@ label: .long (val);                         \
>      .size label, . - label;                 \
>      .type label, @object
>  
> +
> +#define ASM_CONSTANT(name, value)                \
> +    asm ( ".equ " #name ", %P0; .global " #name  \
> +          :: "i" ((value)) );
> +
>  #endif /* __X86_ASM_DEFNS_H__ */

... no double blank lines introduced here.

Jan


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