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Diffstat (limited to 'arch/i386/mm/ioremap.c')
-rw-r--r--arch/i386/mm/ioremap.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/i386/mm/ioremap.c b/arch/i386/mm/ioremap.c
index ab542792b27..f379b8d6755 100644
--- a/arch/i386/mm/ioremap.c
+++ b/arch/i386/mm/ioremap.c
@@ -11,6 +11,7 @@
#include <linux/vmalloc.h>
#include <linux/init.h>
#include <linux/slab.h>
+#include <linux/module.h>
#include <asm/io.h>
#include <asm/fixmap.h>
#include <asm/cacheflush.h>
@@ -165,7 +166,7 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
}
return (void __iomem *) (offset + (char __iomem *)addr);
}
-
+EXPORT_SYMBOL(__ioremap);
/**
* ioremap_nocache - map bus memory into CPU space
@@ -222,11 +223,13 @@ void __iomem *ioremap_nocache (unsigned long phys_addr, unsigned long size)
return p;
}
+EXPORT_SYMBOL(ioremap_nocache);
void iounmap(volatile void __iomem *addr)
{
struct vm_struct *p;
- if ((void __force *) addr <= high_memory)
+
+ if ((void __force *)addr <= high_memory)
return;
/*
@@ -239,9 +242,10 @@ void iounmap(volatile void __iomem *addr)
return;
write_lock(&vmlist_lock);
- p = __remove_vm_area((void *) (PAGE_MASK & (unsigned long __force) addr));
+ p = __remove_vm_area((void *)(PAGE_MASK & (unsigned long __force)addr));
if (!p) {
- printk("iounmap: bad address %p\n", addr);
+ printk(KERN_WARNING "iounmap: bad address %p\n", addr);
+ dump_stack();
goto out_unlock;
}
@@ -255,6 +259,7 @@ out_unlock:
write_unlock(&vmlist_lock);
kfree(p);
}
+EXPORT_SYMBOL(iounmap);
void __init *bt_ioremap(unsigned long phys_addr, unsigned long size)
{