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authorIan Campbell <ian.campbell@citrix.com>2011-08-17 13:45:09 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2011-08-17 13:00:20 -0700
commitf991879473828f320a714e9494fb37a26ccd6b66 (patch)
tree349fee2f3c0d9b10340f2fbdb03fa63c2570dbfa /mm
parent72ed62bdc46d76c965fb95aecb5d0bf97c976723 (diff)
downloadlinux-linaro-precise-f991879473828f320a714e9494fb37a26ccd6b66.tar.gz
mm: make HASHED_PAGE_VIRTUAL page_address' struct page argument const.
Followup to 33dd4e0ec911 "mm: make some struct page's const" which missed the HASHED_PAGE_VIRTUAL case. Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Rik van Riel <riel@redhat.com> Cc: Michel Lespinasse <walken@google.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/highmem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/highmem.c b/mm/highmem.c
index 693394daa2e..5ef672c07f7 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;