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authorDavid S. Miller <davem@davemloft.net>2010-09-09 10:49:04 +0400
committerDavid S. Miller <davem@davemloft.net>2010-09-09 10:49:04 +0400
commite199e6136ce6b151e6638ae93dca60748424d900 (patch)
tree0d66e0b5d227c36b005e4f5537f4bbcfc6ed4904 /include/linux/hugetlb_inline.h
parent972c40b5bee429c84ba727f8ac0a08292bc5dc3d (diff)
parentd56557af19867edb8c0e96f8e26399698a08857f (diff)
downloadlinux-e199e6136ce6b151e6638ae93dca60748424d900.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/linux/hugetlb_inline.h')
-rw-r--r--include/linux/hugetlb_inline.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/hugetlb_inline.h b/include/linux/hugetlb_inline.h
new file mode 100644
index 000000000000..6931489a5c14
--- /dev/null
+++ b/include/linux/hugetlb_inline.h
@@ -0,0 +1,22 @@
+#ifndef _LINUX_HUGETLB_INLINE_H
+#define _LINUX_HUGETLB_INLINE_H
+
+#ifdef CONFIG_HUGETLB_PAGE
+
+#include <linux/mm.h>
+
+static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
+{
+ return vma->vm_flags & VM_HUGETLB;
+}
+
+#else
+
+static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
+{
+ return 0;
+}
+
+#endif
+
+#endif