Re: [PATCH V2] arm64/hugetlb: Define __hugetlb_valid_size()

From: Will Deacon
Date: Tue Feb 15 2022 - 11:49:03 EST


On Thu, Feb 10, 2022 at 04:46:10PM +0530, Anshuman Khandual wrote:
> arch_hugetlb_valid_size() can be just factored out to create another helper
> to be used in arch_hugetlb_migration_supported() as well. This just defines
> __hugetlb_valid_size() for that purpose.
>
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Will Deacon <will@xxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
> ---
> This applies on v5.17-rc3
>
> Changes in V2:
>
> - s/arm64_hugetlb_valid_size/__hugetlb_valid_size per Catalin
> - Restored back warning in arch_hugetlb_migration_supported() per Catalin
> - Updated the commit message subject line as required
>
> Changes in V1:
>
> https://lore.kernel.org/all/1644197468-26755-1-git-send-email-anshuman.khandual@xxxxxxx/
>
> arch/arm64/mm/hugetlbpage.c | 26 +++++++++++++-------------
> 1 file changed, 13 insertions(+), 13 deletions(-)
>
> diff --git a/arch/arm64/mm/hugetlbpage.c b/arch/arm64/mm/hugetlbpage.c
> index ffb9c229610a..72ed07fe2c84 100644
> --- a/arch/arm64/mm/hugetlbpage.c
> +++ b/arch/arm64/mm/hugetlbpage.c
> @@ -56,24 +56,19 @@ void __init arm64_hugetlb_cma_reserve(void)
> }
> #endif /* CONFIG_CMA */
>
> +static bool __hugetlb_valid_size(unsigned long size);

Why not reorder the code to avoid this forward declaration?

Will