From: Zheng Liu <wenqing.lz@xxxxxxxxxx>
If there is an inode with inline data, we just print the size of inline
data in stat command.
Signed-off-by: Theodore Ts'o <tytso@xxxxxxx>
Signed-off-by: Zheng Liu <wenqing.lz@xxxxxxxxxx>
---
debugfs/debugfs.c | 12 ++++++++++++
lib/ext2fs/ext2fsP.h | 2 ++
lib/ext2fs/inline_data.c | 23 +++++++++++++++++++++++
3 files changed, 37 insertions(+)
diff --git a/debugfs/debugfs.c b/debugfs/debugfs.c
index e600d58..ef5f201 100644
--- a/debugfs/debugfs.c
+++ b/debugfs/debugfs.c
@@ -729,6 +729,16 @@ static void dump_extents(FILE *f, const char *prefix, ext2_ino_t ino,
fprintf(f, "\n");
}
+static void dump_inline_data(FILE *out, const char *prefix, ext2_ino_t inode_num)
+{
+ errcode_t retval;
+ size_t size;
+
+ retval = ext2fs_inline_data_size(current_fs, inode_num, &size);
+ if (!retval)
+ fprintf(out, "%sSize of inline data: %d", prefix, size);
+}
+
void internal_dump_inode(FILE *out, const char *prefix,
ext2_ino_t inode_num, struct ext2_inode *inode,
int do_dump_blocks)
@@ -863,6 +873,8 @@ void internal_dump_inode(FILE *out, const char *prefix,
if (inode->i_flags & EXT4_EXTENTS_FL)
dump_extents(out, prefix, inode_num,
DUMP_LEAF_EXTENTS|DUMP_NODE_EXTENTS, 0, 0);
+ else if (inode->i_flags & EXT4_INLINE_DATA_FL)
+ dump_inline_data(out, prefix, inode_num);
else
dump_blocks(out, prefix, inode_num);
}
diff --git a/lib/ext2fs/ext2fsP.h b/lib/ext2fs/ext2fsP.h
index 5ab6084..aae55b9 100644
--- a/lib/ext2fs/ext2fsP.h
+++ b/lib/ext2fs/ext2fsP.h
@@ -88,6 +88,8 @@ extern int ext2fs_process_dir_block(ext2_filsys fs,
int ref_offset,
void *priv_data);
+extern errcode_t ext2fs_inline_data_size(ext2_filsys fs, ext2_ino_t ino,
+ size_t *size);
extern errcode_t ext2fs_inline_data_dir_iterate(ext2_filsys fs,
ext2_ino_t ino,
int (*func)(ext2_filsys fs,
diff --git a/lib/ext2fs/inline_data.c b/lib/ext2fs/inline_data.c
index b768b9a..151a9df 100644
--- a/lib/ext2fs/inline_data.c
+++ b/lib/ext2fs/inline_data.c
@@ -78,6 +78,29 @@ err:
}
+errcode_t ext2fs_inline_data_size(ext2_filsys fs, ext2_ino_t ino, size_t *size)
+{
+ struct ext2_inode inode;
+ struct ext2_inline_data data;
+ errcode_t retval;
+
+ retval = ext2fs_read_inode(fs, ino, &inode);
+ if (retval)
+ return retval;
+
+ if (!(inode.i_flags & EXT4_INLINE_DATA_FL))
+ return EXT2_ET_NO_INLINE_DATA;
+
+ data.fs = fs;
+ data.ino = ino;
+ retval = ext2fs_inline_data_ea_get(&data);
+ if (retval)
+ return retval;
+
+ *size = EXT4_MIN_INLINE_DATA_SIZE + data.ea_size;
+ return ext2fs_free_mem(&data.ea_data);
+}
+
errcode_t ext2fs_inline_data_dir_iterate(ext2_filsys fs,
ext2_ino_t ino,
int (*func)(ext2_filsys fs,
--
1.7.9.7
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