diff options
| author | Fabian Frederick <fabf@skynet.be> | 2015-05-24 17:19:41 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-06-23 18:02:00 -0400 |
| commit | b57c2cb9ea1a02c2ae08e16de8c20cc13ffbf85a (patch) | |
| tree | 22dd8d727b5797964bd0fdd7bc06218802a517d3 /include/linux/pagemap.h | |
| parent | e5e6e97fe0f63b374e44a22f5a5c2d151c7fa8c5 (diff) | |
pagemap.h: move dir_pages() over there
That function was declared in a lot of filesystems to calculate
directory pages.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/pagemap.h')
| -rw-r--r-- | include/linux/pagemap.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 4b3736f7065c..808942d31062 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -670,4 +670,10 @@ static inline int add_to_page_cache(struct page *page, return error; } +static inline unsigned long dir_pages(struct inode *inode) +{ + return (unsigned long)(inode->i_size + PAGE_CACHE_SIZE - 1) >> + PAGE_CACHE_SHIFT; +} + #endif /* _LINUX_PAGEMAP_H */ |