linux-kernel - [PATCH] arm64/mm: use phys_addr

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Message-ID: <1484287175-14342-1-git-send-email-miles.chen@mediatek.com>
Date:   Fri, 13 Jan 2017 13:59:35 +0800
From:   <miles.chen@...iatek.com>
To:     <catalin.marinas@....com>, <will.deacon@....com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <wsd_upstream@...iatek.com>,
        Miles Chen <miles.chen@...iatek.com>
Subject: [PATCH] arm64/mm: use phys_addr_t

From: Miles Chen <miles.chen@...iatek.com>

Use phys_addr_t instead of unsigned long for the
return value of __pa(), make code easy to understand.

Signed-off-by: Miles Chen <miles.chen@...iatek.com>
---
 arch/arm64/mm/mmu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 17243e4..7eb7c21 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -359,8 +359,8 @@ static void create_mapping_late(phys_addr_t phys, unsigned long virt,
 
 static void __init __map_memblock(pgd_t *pgd, phys_addr_t start, phys_addr_t end)
 {
-	unsigned long kernel_start = __pa(_text);
-	unsigned long kernel_end = __pa(__init_begin);
+	phys_addr_t kernel_start = __pa(_text);
+	phys_addr_t kernel_end = __pa(__init_begin);
 
 	/*
 	 * Take care not to create a writable alias for the
-- 
1.9.1