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authorAl Viro <viro@ftp.linux.org.uk>2006-10-09 02:09:49 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-08 18:50:58 -0700
commit1622605cf6e15bfdc55a3dc78b792018edded435 (patch)
treec9ff2827d1f6f91501d9f5a05a71c8a3963f1455 /arch/arm
parent832504933757ba7913bf64cd574326e014215b41 (diff)
[PATCH] arm: it's OK to pass pointer to volatile as iounmap() argument...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mm/ioremap.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 591fc3187c7..46544059279 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -361,14 +361,14 @@ __ioremap(unsigned long phys_addr, size_t size, unsigned long flags)
}
EXPORT_SYMBOL(__ioremap);
-void __iounmap(void __iomem *addr)
+void __iounmap(volatile void __iomem *addr)
{
#ifndef CONFIG_SMP
struct vm_struct **p, *tmp;
#endif
unsigned int section_mapping = 0;
- addr = (void __iomem *)(PAGE_MASK & (unsigned long)addr);
+ addr = (volatile void __iomem *)(PAGE_MASK & (unsigned long)addr);
#ifndef CONFIG_SMP
/*
@@ -395,6 +395,6 @@ void __iounmap(void __iomem *addr)
#endif
if (!section_mapping)
- vunmap(addr);
+ vunmap((void __force *)addr);
}
EXPORT_SYMBOL(__iounmap);