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From: Christoph Hellwig <hch@lst.de>
To: will@kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: remove __iounmap
Date: Mon,  2 Sep 2019 10:06:23 +0200	[thread overview]
Message-ID: <20190902080623.28446-1-hch@lst.de> (raw)

No need to indirect iounmap for arm64.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Will Deacon <will@kernel.org>
---
 arch/arm64/include/asm/io.h | 3 +--
 arch/arm64/mm/ioremap.c     | 4 ++--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
index 7ed92626949d..2b3ebf23e9ef 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -165,14 +165,13 @@ extern void __memset_io(volatile void __iomem *, int, size_t);
  * I/O memory mapping functions.
  */
 extern void __iomem *__ioremap(phys_addr_t phys_addr, size_t size, pgprot_t prot);
-extern void __iounmap(volatile void __iomem *addr);
+extern void iounmap(volatile void __iomem *addr);
 extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size);
 
 #define ioremap(addr, size)		__ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
 #define ioremap_nocache(addr, size)	__ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
 #define ioremap_wc(addr, size)		__ioremap((addr), (size), __pgprot(PROT_NORMAL_NC))
 #define ioremap_wt(addr, size)		__ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
-#define iounmap				__iounmap
 
 /*
  * PCI configuration space mapping function.
diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c
index fdb595a5d65f..9be71bee902c 100644
--- a/arch/arm64/mm/ioremap.c
+++ b/arch/arm64/mm/ioremap.c
@@ -69,7 +69,7 @@ void __iomem *__ioremap(phys_addr_t phys_addr, size_t size, pgprot_t prot)
 }
 EXPORT_SYMBOL(__ioremap);
 
-void __iounmap(volatile void __iomem *io_addr)
+void iounmap(volatile void __iomem *io_addr)
 {
 	unsigned long addr = (unsigned long)io_addr & PAGE_MASK;
 
@@ -80,7 +80,7 @@ void __iounmap(volatile void __iomem *io_addr)
 	if (is_vmalloc_addr((void *)addr))
 		vunmap((void *)addr);
 }
-EXPORT_SYMBOL(__iounmap);
+EXPORT_SYMBOL(iounmap);
 
 void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size)
 {
-- 
2.20.1


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                 reply	other threads:[~2019-09-02  8:06 UTC|newest]

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