From 1e900979a7e6c2abbfd1b86bffd226d2d6115f66 Mon Sep 17 00:00:00 2001
From: "Artem B. Bityutskiy" <dedekind@infradead.org>
Date: Sun, 31 Jul 2005 09:20:48 +0100
Subject: [JFFS2] Move another fragtree-related function to nodelist.c

Signed-off-by: Artem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/fs/jffs2/nodelist.c b/fs/jffs2/nodelist.c
index 7997f526..0cf5e6f 100644
--- a/fs/jffs2/nodelist.c
+++ b/fs/jffs2/nodelist.c
@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: nodelist.c,v 1.102 2005/07/28 12:45:10 dedekind Exp $
+ * $Id: nodelist.c,v 1.103 2005/07/31 08:20:44 dedekind Exp $
  *
  */
 
@@ -51,6 +51,30 @@ void jffs2_add_fd_to_list(struct jffs2_sb_info *c, struct jffs2_full_dirent *new
 	*prev = new;
 }
 
+void jffs2_truncate_fragtree(struct jffs2_sb_info *c, struct rb_root *list, uint32_t size)
+{
+	struct jffs2_node_frag *frag = jffs2_lookup_node_frag(list, size);
+
+	JFFS2_DBG_FRAGTREE("truncating fragtree to 0x%08x bytes\n", size);
+
+	/* We know frag->ofs <= size. That's what lookup does for us */
+	if (frag && frag->ofs != size) {
+		if (frag->ofs+frag->size >= size) {
+			JFFS2_DBG_FRAGTREE2("truncating frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
+			frag->size = size - frag->ofs;
+		}
+		frag = frag_next(frag);
+	}
+	while (frag && frag->ofs >= size) {
+		struct jffs2_node_frag *next = frag_next(frag);
+
+		JFFS2_DBG_FRAGTREE("removing frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
+		frag_erase(frag, list);
+		jffs2_obsolete_node_frag(c, frag);
+		frag = next;
+	}
+}
+
 void jffs2_obsolete_node_frag(struct jffs2_sb_info *c, struct jffs2_node_frag *this)
 {
 	if (this->node) {
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h
index 452fc81..53c12e4 100644
--- a/fs/jffs2/nodelist.h
+++ b/fs/jffs2/nodelist.h
@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: nodelist.h,v 1.135 2005/07/27 14:46:11 dedekind Exp $
+ * $Id: nodelist.h,v 1.136 2005/07/31 08:20:44 dedekind Exp $
  *
  */
 
@@ -310,6 +310,7 @@ struct rb_node *rb_prev(struct rb_node *);
 void rb_replace_node(struct rb_node *victim, struct rb_node *new, struct rb_root *root);
 void jffs2_obsolete_node_frag(struct jffs2_sb_info *c, struct jffs2_node_frag *this);
 int jffs2_add_full_dnode_to_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f, struct jffs2_full_dnode *fn);
+void jffs2_truncate_fragtree (struct jffs2_sb_info *c, struct rb_root *list, uint32_t size);
 
 /* nodemgmt.c */
 int jffs2_thread_should_wake(struct jffs2_sb_info *c);
@@ -333,7 +334,6 @@ int jffs2_do_link (struct jffs2_sb_info *c, struct jffs2_inode_info *dir_f, uint
 
 
 /* readinode.c */
-void jffs2_truncate_fragtree (struct jffs2_sb_info *c, struct rb_root *list, uint32_t size);
 int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f, 
 			uint32_t ino, struct jffs2_raw_inode *latest_node);
 int jffs2_do_crccheck_inode(struct jffs2_sb_info *c, struct jffs2_inode_cache *ic);
diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c
index 8c6665d..f3b12d7 100644
--- a/fs/jffs2/readinode.c
+++ b/fs/jffs2/readinode.c
@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: readinode.c,v 1.133 2005/07/30 15:28:24 lunn Exp $
+ * $Id: readinode.c,v 1.134 2005/07/31 08:20:44 dedekind Exp $
  *
  */
 
@@ -21,30 +21,6 @@
 #include <linux/compiler.h>
 #include "nodelist.h"
 
-void jffs2_truncate_fragtree (struct jffs2_sb_info *c, struct rb_root *list, uint32_t size)
-{
-	struct jffs2_node_frag *frag = jffs2_lookup_node_frag(list, size);
-
-	JFFS2_DBG_FRAGTREE("truncating fragtree to 0x%08x bytes\n", size);
-
-	/* We know frag->ofs <= size. That's what lookup does for us */
-	if (frag && frag->ofs != size) {
-		if (frag->ofs+frag->size >= size) {
-			JFFS2_DBG_FRAGTREE2("truncating frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
-			frag->size = size - frag->ofs;
-		}
-		frag = frag_next(frag);
-	}
-	while (frag && frag->ofs >= size) {
-		struct jffs2_node_frag *next = frag_next(frag);
-
-		JFFS2_DBG_FRAGTREE("removing frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
-		frag_erase(frag, list);
-		jffs2_obsolete_node_frag(c, frag);
-		frag = next;
-	}
-}
-
 /* 
  * Put a new tmp_dnode_info into the temporaty RB-tree, keeping the list in 
  * order of increasing version.
-- 
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