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Date:	Sun,  1 Jul 2012 21:48:29 +0800
From:	Zheng Liu <gnehzuil.liu@...il.com>
To:	linux-ext4@...r.kernel.org
Cc:	Zheng Liu <wenqing.lz@...ba.com>
Subject: [PATCH 06/35 v3] libext2fs: add data structures for inline data feature

From: Zheng Liu <wenqing.lz@...bao.com>

Add ext2_ext_attr_ibody_heaer to check extend attribute.
Add inline_data to indicate the position of inline data in
extend attribute and the size of inline data.

Signed-off-by: Zheng Liu <wenqing.lz@...ba.com>
---
 lib/ext2fs/ext2_ext_attr.h |    4 ++++
 lib/ext2fs/ext2_fs.h       |    7 +++++++
 2 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/lib/ext2fs/ext2_ext_attr.h b/lib/ext2fs/ext2_ext_attr.h
index bbb0aaa..5c7c715 100644
--- a/lib/ext2fs/ext2_ext_attr.h
+++ b/lib/ext2fs/ext2_ext_attr.h
@@ -25,6 +25,10 @@ struct ext2_ext_attr_header {
 	__u32	h_reserved[3];	/* zero right now */
 };
 
+struct ext2_ext_attr_ibody_header {
+	__u32	h_magic;
+};
+
 struct ext2_ext_attr_entry {
 	__u8	e_name_len;	/* length of name */
 	__u8	e_name_index;	/* attribute name index */
diff --git a/lib/ext2fs/ext2_fs.h b/lib/ext2fs/ext2_fs.h
index aa3e808..7e05183 100644
--- a/lib/ext2fs/ext2_fs.h
+++ b/lib/ext2fs/ext2_fs.h
@@ -904,4 +904,11 @@ struct mmp_struct {
  */
 #define EXT4_MMP_MIN_CHECK_INTERVAL     5
 
+struct inline_data {
+	__u16	inline_off;
+	__u16	inline_size;
+};
+
+#define EXT4_MIN_INLINE_DATA_SIZE	((sizeof(__u32) * EXT2_N_BLOCKS))
+
 #endif	/* _LINUX_EXT2_FS_H */
-- 
1.7.4.1

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