Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6

[linux-2.6-omap-h63xx.git] / fs / ocfs2 / inode.h

diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index 2f37af9bcc4aa262197ca0f3108941c4d7d551fb..ea71525aad41fdc4070cd52890d6385359dec7f5 100644 (file)
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -72,6 +72,10 @@ struct ocfs2_inode_info
 
        struct inode                    vfs_inode;
        struct jbd2_inode               ip_jinode;
+
+       /* Only valid if the inode is the dir. */
+       u32                             ip_last_used_slot;
+       u64                             ip_last_used_group;
 };
 
 /*
@@ -124,12 +128,13 @@ void ocfs2_drop_inode(struct inode *inode);
 /* Flags for ocfs2_iget() */
 #define OCFS2_FI_FLAG_SYSFILE          0x1
 #define OCFS2_FI_FLAG_ORPHAN_RECOVERY  0x2
+struct inode *ocfs2_ilookup(struct super_block *sb, u64 feoff);
 struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 feoff, unsigned flags,
                         int sysfile_type);
 int ocfs2_inode_init_private(struct inode *inode);
 int ocfs2_inode_revalidate(struct dentry *dentry);
-int ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
-                        int create_ino);
+void ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
+                         int create_ino);
 void ocfs2_read_inode(struct inode *inode);
 void ocfs2_read_inode2(struct inode *inode, void *opaque);
 ssize_t ocfs2_rw_direct(int rw, struct file *filp, char *buf,
@@ -142,6 +147,8 @@ int ocfs2_mark_inode_dirty(handle_t *handle,
                           struct buffer_head *bh);
 int ocfs2_aio_read(struct file *file, struct kiocb *req, struct iocb *iocb);
 int ocfs2_aio_write(struct file *file, struct kiocb *req, struct iocb *iocb);
+struct buffer_head *ocfs2_bread(struct inode *inode,
+                               int block, int *err, int reada);
 
 void ocfs2_set_inode_flags(struct inode *inode);
 void ocfs2_get_inode_flags(struct ocfs2_inode_info *oi);
@@ -153,4 +160,16 @@ static inline blkcnt_t ocfs2_inode_sector_count(struct inode *inode)
        return (blkcnt_t)(OCFS2_I(inode)->ip_clusters << c_to_s_bits);
 }
 
+/* Validate that a bh contains a valid inode */
+int ocfs2_validate_inode_block(struct super_block *sb,
+                              struct buffer_head *bh);
+/*
+ * Read an inode block into *bh.  If *bh is NULL, a bh will be allocated.
+ * This is a cached read.  The inode will be validated with
+ * ocfs2_validate_inode_block().
+ */
+int ocfs2_read_inode_block(struct inode *inode, struct buffer_head **bh);
+/* The same, but can be passed OCFS2_BH_* flags */
+int ocfs2_read_inode_block_full(struct inode *inode, struct buffer_head **bh,
+                               int flags);
 #endif /* OCFS2_INODE_H */