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authorJohn W. Linville <linville@tuxdriver.com>2012-09-07 15:07:55 -0400
committerJohn W. Linville <linville@tuxdriver.com>2012-09-07 15:07:55 -0400
commitfac805f8c198092de9a2842efd7f5022e2937b18 (patch)
tree7557809c373f97a343c427d8fded0696060394ce /include/linux/pagemap.h
parent2461c7d60f9f3821274e4acf9019cba8b82c94b5 (diff)
parentf10723841e624c0726c70356b31d91befed01dd6 (diff)
downloadlinux-next-fac805f8c198092de9a2842efd7f5022e2937b18.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'include/linux/pagemap.h')
-rw-r--r--include/linux/pagemap.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 7cfad3bbb0cc..e42c762f0dc7 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -286,6 +286,11 @@ static inline loff_t page_offset(struct page *page)
return ((loff_t)page->index) << PAGE_CACHE_SHIFT;
}
+static inline loff_t page_file_offset(struct page *page)
+{
+ return ((loff_t)page_file_index(page)) << PAGE_CACHE_SHIFT;
+}
+
extern pgoff_t linear_hugepage_index(struct vm_area_struct *vma,
unsigned long address);