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Date:   Thu, 23 Jun 2022 22:10:59 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Anshuman Khandual <anshuman.khandual@arm.com>
Cc:     linux-mm@kvack.org, hch@infradead.org, christophe.leroy@csgroup.eu,
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Subject: Re: [PATCH V4 16/26] riscv/mm: Enable ARCH_HAS_VM_GET_PAGE_PROT
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On Fri, Jun 24, 2022 at 10:13:29AM +0530, Anshuman Khandual wrote:
index d466ec670e1f..f976580500b1 100644
> --- a/arch/riscv/mm/init.c
> +++ b/arch/riscv/mm/init.c
> @@ -288,6 +288,26 @@ static pmd_t __maybe_unused early_dtb_pmd[PTRS_PER_PMD] __initdata __aligned(PAG
>  #define early_pg_dir           ((pgd_t *)XIP_FIXUP(early_pg_dir))
>  #endif /* CONFIG_XIP_KERNEL */
>  
> +static pgprot_t protection_map[16] __ro_after_init = {

Can't this be marked const now?