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authorTao Ma <boyu.mt@taobao.com>2012-12-10 14:06:02 -0500
committerTheodore Ts'o <tytso@mit.edu>2012-12-10 14:06:02 -0500
commit941919856c11d4dd11d4fcabb4dab58bd2b146bf (patch)
treedcb06b13ca094575d9f32e49371560c1c956c874 /fs/ext4/xattr.h
parent32f7f22c0b52e8189fef83986b16dc7abe95f2c4 (diff)
downloadop-kernel-dev-941919856c11d4dd11d4fcabb4dab58bd2b146bf.zip
op-kernel-dev-941919856c11d4dd11d4fcabb4dab58bd2b146bf.tar.gz
ext4: let fiemap work with inline data
fiemap is used to find the disk layout of a file, as for inline data, let us just pretend like a file with just one extent. Signed-off-by: Tao Ma <boyu.mt@taobao.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/xattr.h')
-rw-r--r--fs/ext4/xattr.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ext4/xattr.h b/fs/ext4/xattr.h
index f6c3ca6..5c7e55e 100644
--- a/fs/ext4/xattr.h
+++ b/fs/ext4/xattr.h
@@ -184,6 +184,9 @@ extern int empty_inline_dir(struct inode *dir, int *has_inline_data);
extern struct buffer_head *ext4_get_first_inline_block(struct inode *inode,
struct ext4_dir_entry_2 **parent_de,
int *retval);
+extern int ext4_inline_data_fiemap(struct inode *inode,
+ struct fiemap_extent_info *fieinfo,
+ int *has_inline);
# else /* CONFIG_EXT4_FS_XATTR */
static inline int
@@ -398,6 +401,13 @@ ext4_get_first_inline_block(struct inode *inode,
{
return NULL;
}
+
+static inline int ext4_inline_data_fiemap(struct inode *inode,
+ struct fiemap_extent_info *fieinfo,
+ int *has_inline)
+{
+ return 0;
+}
# endif /* CONFIG_EXT4_FS_XATTR */
#ifdef CONFIG_EXT4_FS_SECURITY
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