summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAl Viro <viro@ftp.linux.org.uk>2006-10-09 03:09:49 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-09 03:50:58 +0200
commit1622605cf6e15bfdc55a3dc78b792018edded435 (patch)
treec9ff2827d1f6f91501d9f5a05a71c8a3963f1455
parentFix extraneous '&' in recent NFS client cleanup (diff)
downloadlinux-1622605cf6e15bfdc55a3dc78b792018edded435.tar.xz
linux-1622605cf6e15bfdc55a3dc78b792018edded435.zip
[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>
-rw-r--r--arch/arm/mm/ioremap.c6
-rw-r--r--include/asm-arm/io.h2
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 591fc3187c7f..465440592791 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);
diff --git a/include/asm-arm/io.h b/include/asm-arm/io.h
index 8076a85c3675..34aaaac4f617 100644
--- a/include/asm-arm/io.h
+++ b/include/asm-arm/io.h
@@ -63,7 +63,7 @@ extern void __raw_readsl(const void __iomem *addr, void *data, int longlen);
*/
extern void __iomem * __ioremap_pfn(unsigned long, unsigned long, size_t, unsigned long);
extern void __iomem * __ioremap(unsigned long, size_t, unsigned long);
-extern void __iounmap(void __iomem *addr);
+extern void __iounmap(volatile void __iomem *addr);
/*
* Bad read/write accesses...