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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 /include
parent72ed62bdc46d76c965fb95aecb5d0bf97c976723 (diff)
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 'include')
-rw-r--r--include/linux/hash.h2
-rw-r--r--include/linux/mm.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/hash.h b/include/linux/hash.h
index 06d25c189cc5..b80506bdd733 100644
--- a/include/linux/hash.h
+++ b/include/linux/hash.h
@@ -63,7 +63,7 @@ static inline u32 hash_32(u32 val, unsigned int bits)
return hash >> (32 - bits);
}
-static inline unsigned long hash_ptr(void *ptr, unsigned int bits)
+static inline unsigned long hash_ptr(const void *ptr, unsigned int bits)
{
return hash_long((unsigned long)ptr, bits);
}
diff --git a/include/linux/mm.h b/include/linux/mm.h
index fd599f4bb846..c06454d60a3d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -737,7 +737,7 @@ static __always_inline void *lowmem_page_address(const struct page *page)
#endif
#if defined(HASHED_PAGE_VIRTUAL)
-void *page_address(struct page *page);
+void *page_address(const struct page *page);
void set_page_address(struct page *page, void *virtual);
void page_address_init(void);
#endif