From: Miles Chen <miles.chen@mediatek.com>
Date: Thu, 9 Feb 2017 11:45:34 +0000 (+0800)
Subject: arm64: use is_vmalloc_addr
X-Git-Tag: v4.11-rc1~120^2~9
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=abb7c61e03bcc241c4adcd634a839734d7c187df;p=linux.git

arm64: use is_vmalloc_addr

To is_vmalloc_addr() to check if an address is a vmalloc address
instead of checking VMALLOC_START and VMALLOC_END manually.

Signed-off-by: Miles Chen <miles.chen@mediatek.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
---

diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c
index 01e88c8bcab0..c4c8cd4c31d4 100644
--- a/arch/arm64/mm/ioremap.c
+++ b/arch/arm64/mm/ioremap.c
@@ -88,7 +88,7 @@ void __iounmap(volatile void __iomem *io_addr)
 	 * We could get an address outside vmalloc range in case
 	 * of ioremap_cache() reusing a RAM mapping.
 	 */
-	if (VMALLOC_START <= addr && addr < VMALLOC_END)
+	if (is_vmalloc_addr((void *)addr))
 		vunmap((void *)addr);
 }
 EXPORT_SYMBOL(__iounmap);