Signed-off-by: Jan Kara <jack@xxxxxxx>
---
fs/ext2/ext2.h | 2 ++
fs/ext2/super.c | 7 +++++++
2 files changed, 9 insertions(+)
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index d9a17d0b124d..aa446bb4e5df 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -15,6 +15,7 @@
#include <linux/blockgroup_lock.h>
#include <linux/percpu_counter.h>
#include <linux/rbtree.h>
+#include <linux/buffer_head.h>
/* XXX Here for now... not interested in restructing headers JUST now */
@@ -689,6 +690,7 @@ struct ext2_inode_info {
struct mutex truncate_mutex;
struct inode vfs_inode;
struct list_head i_orphan; /* unlinked but open inodes */
+ struct inode_meta_bhs i_mbh; /* indirect block bhs for inode */
};
/*
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 20d6697bd638..4bfcc1faf431 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -45,6 +45,11 @@ static int ext2_sync_fs(struct super_block *sb, int wait);
static int ext2_freeze(struct super_block *sb);
static int ext2_unfreeze(struct super_block *sb);
+static int ext2_inode_fields[IF_FIELD_NR] = {
+ [IF_META_BHS] = offsetof(struct ext2_inode_info, i_mbh) -
+ offsetof(struct ext2_inode_info, vfs_inode),
+};
+
void ext2_error(struct super_block *sb, const char *function,
const char *fmt, ...)
{
@@ -189,6 +194,7 @@ static void init_once(void *foo)
init_rwsem(&ei->xattr_sem);
#endif
mutex_init(&ei->truncate_mutex);
+ inode_mbhs_init_once(&ei->i_mbh);
inode_init_once(&ei->vfs_inode);
}
@@ -790,6 +796,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
}
sb->s_fs_info = sbi;
sbi->s_sb_block = sb_block;
+ sb_init_inode_fields(sb, ext2_inode_fields);
spin_lock_init(&sbi->s_lock);
--
1.8.1.4
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