From: Guixiong Wei Date: Thu, 30 Apr 2020 16:18:58 +0000 (+1400) Subject: arm: mm: use __pfn_to_section() to get mem_section X-Git-Tag: v5.8-rc1~213^2~3^6~6 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=037d9303a7e7bac622e299817c5dd288346db07c;p=thirdparty%2Fkernel%2Flinux.git arm: mm: use __pfn_to_section() to get mem_section Replace the open-coded '__nr_to_section(pfn_to_section_nr(pfn))' in pfn_valid() with a more concise call to '__pfn_to_section(pfn)'. No functional change. Signed-off-by: Guixiong Wei Link: https://lore.kernel.org/r/20200430161858.11379-1-guixiongwei@gmail.com Signed-off-by: Will Deacon --- diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index e42727e3568ea..d2df416b840ee 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -272,7 +272,7 @@ int pfn_valid(unsigned long pfn) if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS) return 0; - if (!valid_section(__nr_to_section(pfn_to_section_nr(pfn)))) + if (!valid_section(__pfn_to_section(pfn))) return 0; #endif return memblock_is_map_memory(addr);