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-rw-r--r--mm/highmem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/highmem.c b/mm/highmem.c
index 693394daa2ed..5ef672c07f75 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -326,7 +326,7 @@ static struct page_address_slot {
spinlock_t lock; /* Protect this bucket's list */
} ____cacheline_aligned_in_smp page_address_htable[1<<PA_HASH_ORDER];
-static struct page_address_slot *page_slot(struct page *page)
+static struct page_address_slot *page_slot(const struct page *page)
{
return &page_address_htable[hash_ptr(page, PA_HASH_ORDER)];
}
@@ -337,7 +337,7 @@ static struct page_address_slot *page_slot(struct page *page)
*
* Returns the page's virtual address.
*/
-void *page_address(struct page *page)
+void *page_address(const struct page *page)
{
unsigned long flags;
void *ret;