--- zzzz-none-000/linux-2.4.17/fs/jffs2/build.c	2001-09-14 21:04:07.000000000 +0000
+++ sangam-fb-322/linux-2.4.17/fs/jffs2/build.c	2004-11-24 13:22:18.000000000 +0000
@@ -1,7 +1,7 @@
 /*
  * JFFS2 -- Journalling Flash File System, Version 2.
  *
- * Copyright (C) 2001 Red Hat, Inc.
+ * Copyright (C) 2001, 2002 Red Hat, Inc.
  *
  * Created by David Woodhouse <dwmw2@cambridge.redhat.com>
  *
@@ -31,12 +31,11 @@
  * provisions above, a recipient may use your version of this file
  * under either the RHEPL or the GPL.
  *
- * $Id: build.c,v 1.16 2001/03/15 15:38:23 dwmw2 Exp $
+ * $Id: build.c,v 1.1.1.1 2003/06/23 22:18:37 jharrell Exp $
  *
  */
 
 #include <linux/kernel.h>
-#include <linux/jffs2.h>
 #include <linux/slab.h>
 #include "nodelist.h"
 
@@ -51,7 +50,7 @@
  - Scan directory tree from top down, setting nlink in inocaches
  - Scan inocaches for inodes with nlink==0
 */
-int jffs2_build_filesystem(struct jffs2_sb_info *c)
+static int jffs2_build_filesystem(struct jffs2_sb_info *c)
 {
 	int ret;
 	int i;
@@ -251,7 +250,56 @@
 	}
 	kfree(ic->scan);
 	ic->scan = NULL;
-	//	jffs2_del_ino_cache(c, ic);
-	//	jffs2_free_inode_cache(ic);
+
+	/*
+	   We don't delete the inocache from the hash list and free it yet. 
+	   The erase code will do that, when all the nodes are completely gone.
+	*/
+
 	return ret;
 }
+
+int jffs2_do_mount_fs(struct jffs2_sb_info *c)
+{
+	int i;
+
+	c->free_size = c->flash_size;
+	c->nr_blocks = c->flash_size / c->sector_size;
+	c->blocks = kmalloc(sizeof(struct jffs2_eraseblock) * c->nr_blocks, GFP_KERNEL);
+	if (!c->blocks)
+		return -ENOMEM;
+	for (i=0; i<c->nr_blocks; i++) {
+		INIT_LIST_HEAD(&c->blocks[i].list);
+		c->blocks[i].offset = i * c->sector_size;
+		c->blocks[i].free_size = c->sector_size;
+		c->blocks[i].dirty_size = 0;
+		c->blocks[i].used_size = 0;
+		c->blocks[i].first_node = NULL;
+		c->blocks[i].last_node = NULL;
+	}
+
+	spin_lock_init(&c->nodelist_lock);
+	init_MUTEX(&c->alloc_sem);
+	init_waitqueue_head(&c->erase_wait);
+	spin_lock_init(&c->erase_completion_lock);
+	spin_lock_init(&c->inocache_lock);
+
+	INIT_LIST_HEAD(&c->clean_list);
+	INIT_LIST_HEAD(&c->dirty_list);
+	INIT_LIST_HEAD(&c->erasing_list);
+	INIT_LIST_HEAD(&c->erase_pending_list);
+	INIT_LIST_HEAD(&c->erase_complete_list);
+	INIT_LIST_HEAD(&c->free_list);
+	INIT_LIST_HEAD(&c->bad_list);
+	INIT_LIST_HEAD(&c->bad_used_list);
+	c->highest_ino = 1;
+
+	if (jffs2_build_filesystem(c)) {
+		D1(printk(KERN_DEBUG "build_fs failed\n"));
+		jffs2_free_ino_caches(c);
+		jffs2_free_raw_node_refs(c);
+		kfree(c->blocks);
+		return -EIO;
+	}
+	return 0;
+}