[JFFS2] Debug code clean up - step 4

Small comment cleanups. Remove a unused macro
Signed-off-by: NArtem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>

fs/jffs2/debug.h

@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: debug.h,v 1.6 2005/07/24 15:18:26 dedekind Exp $
+ * $Id: debug.h,v 1.7 2005/07/27 13:06:56 dedekind Exp $
  *
  */
 #ifndef _JFFS2_DEBUG_H_
@@ -16,7 +16,7 @@
 #include <linux/config.h>
 
 #ifndef CONFIG_JFFS2_FS_DEBUG
-#define CONFIG_JFFS2_FS_DEBUG 1
+#define CONFIG_JFFS2_FS_DEBUG 0
 #endif
 
 #if CONFIG_JFFS2_FS_DEBUG == 1
@@ -119,20 +119,28 @@
 #define JFFS2_DBG_FRAGTREE2(fmt, ...)
 #endif
 
-/* Plays with node_refs */
+/* Print the messages about manipulating node_refs */
 #ifdef JFFS2_DBG_NODEREF_MESSAGES
 #define JFFS2_DBG_NODEREF(fmt, ...)	JFFS2_DEBUG(fmt, ##__VA_ARGS__)
 #else
 #define JFFS2_DBG_NODEREF(fmt, ...)
 #endif
 
-/* Plays with the list of inodes (JFFS2 inocache) */
+/* Manipulations with the list of inodes (JFFS2 inocache) */
 #ifdef JFFS2_DBG_INOCACHE_MESSAGES
 #define JFFS2_DBG_INOCACHE(fmt, ...)	JFFS2_DEBUG(fmt, ##__VA_ARGS__)
 #else
 #define JFFS2_DBG_INOCACHE(fmt, ...)
 #endif
 
+/* Watch the object allocations */
+#ifdef JFFS2_DBG_MEMALLOC_MESSAGES
+#define JFFS2_DBG_MEMALLOC(fmt, ...)	JFFS2_DEBUG(fmt, ##__VA_ARGS__)
+#else
+#define JFFS2_DBG_MEMALLOC(fmt, ...)
+#endif
+
+
 /* "Paranoia" checks */
 void
 __jffs2_dbg_fragtree_paranoia_check(struct jffs2_inode_info *f);

fs/jffs2/malloc.c

@@ -7,7 +7,7 @@
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: malloc.c,v 1.28 2004/11/16 20:36:11 dwmw2 Exp $
+ * $Id: malloc.c,v 1.29 2005/07/27 14:16:53 dedekind Exp $
  *
  */
 
@@ -17,15 +17,6 @@
 #include <linux/jffs2.h>
 #include "nodelist.h"
 
-#if 0
-#define JFFS2_SLAB_POISON SLAB_POISON
-#else
-#define JFFS2_SLAB_POISON 0
-#endif
-
-// replace this by #define D3 (x) x for cache debugging
-#define D3(x)
-
 /* These are initialised to NULL in the kernel startup code.
    If you're porting to other operating systems, beware */
 static kmem_cache_t *full_dnode_slab;
@@ -40,43 +31,43 @@ int __init jffs2_create_slab_caches(void)
 {
 	full_dnode_slab = kmem_cache_create("jffs2_full_dnode", 
 					    sizeof(struct jffs2_full_dnode),
-					    0, JFFS2_SLAB_POISON, NULL, NULL);
+					    0, 0, NULL, NULL);
 	if (!full_dnode_slab)
 		goto err;
 
 	raw_dirent_slab = kmem_cache_create("jffs2_raw_dirent",
 					    sizeof(struct jffs2_raw_dirent),
-					    0, JFFS2_SLAB_POISON, NULL, NULL);
+					    0, 0, NULL, NULL);
 	if (!raw_dirent_slab)
 		goto err;
 
 	raw_inode_slab = kmem_cache_create("jffs2_raw_inode",
 					   sizeof(struct jffs2_raw_inode),
-					   0, JFFS2_SLAB_POISON, NULL, NULL);
+					   0, 0, NULL, NULL);
 	if (!raw_inode_slab)
 		goto err;
 
 	tmp_dnode_info_slab = kmem_cache_create("jffs2_tmp_dnode",
 						sizeof(struct jffs2_tmp_dnode_info),
-						0, JFFS2_SLAB_POISON, NULL, NULL);
+						0, 0, NULL, NULL);
 	if (!tmp_dnode_info_slab)
 		goto err;
 
 	raw_node_ref_slab = kmem_cache_create("jffs2_raw_node_ref",
 					      sizeof(struct jffs2_raw_node_ref),
-					      0, JFFS2_SLAB_POISON, NULL, NULL);
+					      0, 0, NULL, NULL);
 	if (!raw_node_ref_slab)
 		goto err;
 
 	node_frag_slab = kmem_cache_create("jffs2_node_frag",
 					   sizeof(struct jffs2_node_frag),
-					   0, JFFS2_SLAB_POISON, NULL, NULL);
+					   0, 0, NULL, NULL);
 	if (!node_frag_slab)
 		goto err;
 
 	inode_cache_slab = kmem_cache_create("jffs2_inode_cache",
 					     sizeof(struct jffs2_inode_cache),
-					     0, JFFS2_SLAB_POISON, NULL, NULL);
+					     0, 0, NULL, NULL);
 	if (inode_cache_slab)
 		return 0;
  err:
@@ -104,102 +95,113 @@ void jffs2_destroy_slab_caches(void)
 
 struct jffs2_full_dirent *jffs2_alloc_full_dirent(int namesize)
 {
-	return kmalloc(sizeof(struct jffs2_full_dirent) + namesize, GFP_KERNEL);
+	struct jffs2_full_dirent *ret;
+	ret = kmalloc(sizeof(struct jffs2_full_dirent) + namesize, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
+	return ret;
 }
 
 void jffs2_free_full_dirent(struct jffs2_full_dirent *x)
 {
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kfree(x);
 }
 
 struct jffs2_full_dnode *jffs2_alloc_full_dnode(void)
 {
-	struct jffs2_full_dnode *ret = kmem_cache_alloc(full_dnode_slab, GFP_KERNEL);
-	D3 (printk (KERN_DEBUG "alloc_full_dnode at %p\n", ret));
+	struct jffs2_full_dnode *ret;
+	ret = kmem_cache_alloc(full_dnode_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
 	return ret;
 }
 
 void jffs2_free_full_dnode(struct jffs2_full_dnode *x)
 {
-	D3 (printk (KERN_DEBUG "free full_dnode at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(full_dnode_slab, x);
 }
 
 struct jffs2_raw_dirent *jffs2_alloc_raw_dirent(void)
 {
-	struct jffs2_raw_dirent *ret = kmem_cache_alloc(raw_dirent_slab, GFP_KERNEL);
-	D3 (printk (KERN_DEBUG "alloc_raw_dirent\n", ret));
+	struct jffs2_raw_dirent *ret;
+	ret = kmem_cache_alloc(raw_dirent_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
 	return ret;
 }
 
 void jffs2_free_raw_dirent(struct jffs2_raw_dirent *x)
 {
-	D3 (printk (KERN_DEBUG "free_raw_dirent at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(raw_dirent_slab, x);
 }
 
 struct jffs2_raw_inode *jffs2_alloc_raw_inode(void)
 {
-	struct jffs2_raw_inode *ret = kmem_cache_alloc(raw_inode_slab, GFP_KERNEL);
-	D3 (printk (KERN_DEBUG "alloc_raw_inode at %p\n", ret));
+	struct jffs2_raw_inode *ret;
+	ret = kmem_cache_alloc(raw_inode_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
 	return ret;
 }
 
 void jffs2_free_raw_inode(struct jffs2_raw_inode *x)
 {
-	D3 (printk (KERN_DEBUG "free_raw_inode at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(raw_inode_slab, x);
 }
 
 struct jffs2_tmp_dnode_info *jffs2_alloc_tmp_dnode_info(void)
 {
-	struct jffs2_tmp_dnode_info *ret = kmem_cache_alloc(tmp_dnode_info_slab, GFP_KERNEL);
-	D3 (printk (KERN_DEBUG "alloc_tmp_dnode_info at %p\n", ret));
+	struct jffs2_tmp_dnode_info *ret;
+	ret = kmem_cache_alloc(tmp_dnode_info_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n",
+		ret);
 	return ret;
 }
 
 void jffs2_free_tmp_dnode_info(struct jffs2_tmp_dnode_info *x)
 {
-	D3 (printk (KERN_DEBUG "free_tmp_dnode_info at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(tmp_dnode_info_slab, x);
 }
 
 struct jffs2_raw_node_ref *jffs2_alloc_raw_node_ref(void)
 {
-	struct jffs2_raw_node_ref *ret = kmem_cache_alloc(raw_node_ref_slab, GFP_KERNEL);
-	D3 (printk (KERN_DEBUG "alloc_raw_node_ref at %p\n", ret));
+	struct jffs2_raw_node_ref *ret;
+	ret = kmem_cache_alloc(raw_node_ref_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
 	return ret;
 }
 
 void jffs2_free_raw_node_ref(struct jffs2_raw_node_ref *x)
 {
-	D3 (printk (KERN_DEBUG "free_raw_node_ref at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(raw_node_ref_slab, x);
 }
 
 struct jffs2_node_frag *jffs2_alloc_node_frag(void)
 {
-	struct jffs2_node_frag *ret = kmem_cache_alloc(node_frag_slab, GFP_KERNEL);
-	D3 (printk (KERN_DEBUG "alloc_node_frag at %p\n", ret));
+	struct jffs2_node_frag *ret;
+	ret = kmem_cache_alloc(node_frag_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
 	return ret;
 }
 
 void jffs2_free_node_frag(struct jffs2_node_frag *x)
 {
-	D3 (printk (KERN_DEBUG "free_node_frag at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(node_frag_slab, x);
 }
 
 struct jffs2_inode_cache *jffs2_alloc_inode_cache(void)
 {
-	struct jffs2_inode_cache *ret = kmem_cache_alloc(inode_cache_slab, GFP_KERNEL);
-	D3 (printk(KERN_DEBUG "Allocated inocache at %p\n", ret));
+	struct jffs2_inode_cache *ret;
+	ret = kmem_cache_alloc(inode_cache_slab, GFP_KERNEL);
+	JFFS2_DBG_MEMALLOC("%p\n", ret);
 	return ret;
 }
 
 void jffs2_free_inode_cache(struct jffs2_inode_cache *x)
 {
-	D3 (printk(KERN_DEBUG "Freeing inocache at %p\n", x));
+	JFFS2_DBG_MEMALLOC("%p\n", x);
 	kmem_cache_free(inode_cache_slab, x);
 }
-