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-rw-r--r--fs/f2fs/f2fs.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 07a7ae0..ad47500 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -31,6 +31,7 @@
/*
* For mount options
*/
+#define F2FS_SUPER_MAGIC 0xF2F52010 /* F2FS Magic Number */
#define F2FS_MOUNT_BG_GC 0x00000001
#define F2FS_MOUNT_DISABLE_ROLL_FORWARD 0x00000002
#define F2FS_MOUNT_DISCARD 0x00000004
@@ -1010,6 +1011,11 @@ static inline int f2fs_readonly(struct super_block *sb)
return sb->s_flags & MS_RDONLY;
}
+static inline struct inode *file_inode(struct file *f)
+{
+ return f->f_path.dentry->d_inode;
+}
+
/*
* file.c
*/