Re: [PATCH 08/27] ARM: mmu64: Use arch_remap_range where possible

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On 12.05.23 13:09, Sascha Hauer wrote:
> Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>

LGTM.

Reviewed-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>

> ---
>  arch/arm/cpu/mmu_64.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm/cpu/mmu_64.c b/arch/arm/cpu/mmu_64.c
> index a22e0c81ab..0639d0f1ce 100644
> --- a/arch/arm/cpu/mmu_64.c
> +++ b/arch/arm/cpu/mmu_64.c
> @@ -174,12 +174,12 @@ static void mmu_enable(void)
>  
>  void zero_page_access(void)
>  {
> -	create_sections(0x0, 0x0, PAGE_SIZE, CACHED_MEM);
> +	arch_remap_range(0x0, PAGE_SIZE, MAP_CACHED);
>  }
>  
>  void zero_page_faulting(void)
>  {
> -	create_sections(0x0, 0x0, PAGE_SIZE, 0x0);
> +	arch_remap_range(0x0, PAGE_SIZE, MAP_FAULT);
>  }
>  
>  /*
> @@ -201,17 +201,17 @@ void __mmu_init(bool mmu_on)
>  	pr_debug("ttb: 0x%p\n", ttb);
>  
>  	/* create a flat mapping */
> -	create_sections(0, 0, 1UL << (BITS_PER_VA - 1), attrs_uncached_mem());
> +	arch_remap_range(0, 1UL << (BITS_PER_VA - 1), MAP_UNCACHED);
>  
>  	/* Map sdram cached. */
>  	for_each_memory_bank(bank) {
>  		struct resource *rsv;
>  
> -		create_sections(bank->start, bank->start, bank->size, CACHED_MEM);
> +		arch_remap_range((void *)bank->start, bank->size, MAP_CACHED);
>  
>  		for_each_reserved_region(bank, rsv) {
> -			create_sections(resource_first_page(rsv), resource_first_page(rsv),
> -					resource_count_pages(rsv), attrs_uncached_mem());
> +			arch_remap_range((void *)resource_first_page(rsv),
> +					 resource_count_pages(rsv), MAP_UNCACHED);
>  		}
>  	}
>  

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