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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 15:52:04 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-10-21 15:52:04 +1100
commita02efb906d12c9d4eb2ab7c59049ba9545e5412d (patch)
treebf1f6467978ec63a22f42299ecac2ee7f7e73336 /include/linux/mm.h
parent84dfcb4b318463cd4883b6a19937824f49aee564 (diff)
parent2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff)
Merge commit 'origin' into master
Manual merge of: arch/powerpc/Kconfig arch/powerpc/include/asm/page.h
Diffstat (limited to 'include/linux/mm.h')
-rw-r--r--include/linux/mm.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c61ba10768ea..ffee2f743418 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -132,6 +132,11 @@ extern unsigned int kobjsize(const void *objp);
#define VM_RandomReadHint(v) ((v)->vm_flags & VM_RAND_READ)
/*
+ * special vmas that are non-mergable, non-mlock()able
+ */
+#define VM_SPECIAL (VM_IO | VM_DONTEXPAND | VM_RESERVED | VM_PFNMAP)
+
+/*
* mapping from the currently active vm_flags protection bits (the
* low four bits) to a page protection mask..
*/
@@ -700,10 +705,10 @@ static inline int page_mapped(struct page *page)
extern void show_free_areas(void);
#ifdef CONFIG_SHMEM
-int shmem_lock(struct file *file, int lock, struct user_struct *user);
+extern int shmem_lock(struct file *file, int lock, struct user_struct *user);
#else
static inline int shmem_lock(struct file *file, int lock,
- struct user_struct *user)
+ struct user_struct *user)
{
return 0;
}