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Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 71dd29fe618b..d5cd52805149 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -25,6 +25,7 @@
#include <linux/notifier.h>
#include <linux/rbtree.h>
#include <linux/xarray.h>
+#include <linux/io.h>
#include <linux/rcupdate.h>
#include <linux/pfn.h>
#include <linux/kmemleak.h>
@@ -1607,6 +1608,7 @@ static DEFINE_MUTEX(vmap_purge_lock);
/* for per-CPU blocks */
static void purge_fragmented_blocks_allcpus(void);
+#ifdef CONFIG_X86_64
/*
* called before a call to iounmap() if the caller wants vm_area_struct's
* immediately freed.
@@ -1615,6 +1617,7 @@ void set_iounmap_nonlazy(void)
{
atomic_long_set(&vmap_lazy_nr, lazy_max_pages()+1);
}
+#endif /* CONFIG_X86_64 */
/*
* Purges all lazily-freed vmap areas.