openwrtv4/target/linux/generic/patches-3.6/506-yaffs2-3.2_fix.patch

--- a/fs/yaffs2/yaffs_vfs_glue.c
+++ b/fs/yaffs2/yaffs_vfs_glue.c
@@ -220,11 +220,34 @@ static struct inode *yaffs_iget(struct s
 #define yaffs_SuperToDevice(sb)	((yaffs_dev_t *)sb->u.generic_sbp)
 #endif
 
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0))
+static inline void yaffs_set_nlink(struct inode *inode, unsigned int nlink)
+{
+	set_nlink(inode, nlink);
+}
+
+static inline void yaffs_dec_link_count(struct inode *inode)
+{
+	inode_dec_link_count(inode);
+}
+#else
+static inline void yaffs_set_nlink(struct inode *inode, unsigned int nlink)
+{
+	inode->i_nlink = nlink;
+}
+
+static inline void yaffs_dec_link_count(struct inode *inode)
+{
+	inode->i_nlink--;
+	mark_inode_dirty(inode)
+}
+#endif
+
 
 #define update_dir_time(dir) do {\
 			(dir)->i_ctime = (dir)->i_mtime = CURRENT_TIME; \
 		} while(0)
-		
+
 static void yaffs_put_super(struct super_block *sb);
 
 static ssize_t yaffs_file_write(struct file *f, const char *buf, size_t n,
@@ -238,7 +261,10 @@ static int yaffs_file_flush(struct file
 static int yaffs_file_flush(struct file *file);
 #endif
 
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34))
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0))
+static int yaffs_sync_object(struct file *file, loff_t start, loff_t end,
+			     int datasync);
+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34))
 static int yaffs_sync_object(struct file *file, int datasync);
 #else
 static int yaffs_sync_object(struct file *file, struct dentry *dentry,
@@ -513,7 +539,7 @@ static unsigned yaffs_gc_control_callbac
 {
 	return yaffs_gc_control;
 }
-                	                                                                                          	
+
 static void yaffs_gross_lock(yaffs_dev_t *dev)
 {
 	T(YAFFS_TRACE_LOCK, (TSTR("yaffs locking %p\n"), current));
@@ -1362,7 +1388,7 @@ static void yaffs_fill_inode_from_obj(st
 		inode->i_size = yaffs_get_obj_length(obj);
 		inode->i_blocks = (inode->i_size + 511) >> 9;
 
-		inode->i_nlink = yaffs_get_obj_link_count(obj);
+		yaffs_set_nlink(inode, yaffs_get_obj_link_count(obj));
 
 		T(YAFFS_TRACE_OS,
 			(TSTR("yaffs_fill_inode mode %x uid %d gid %d size %d count %d\n"),
@@ -1810,10 +1836,9 @@ static int yaffs_unlink(struct inode *di
 	retVal = yaffs_unlinker(obj, dentry->d_name.name);
 
 	if (retVal == YAFFS_OK) {
-		dentry->d_inode->i_nlink--;
+		yaffs_dec_link_count(dentry->d_inode);
 		dir->i_version++;
 		yaffs_gross_unlock(dev);
-		mark_inode_dirty(dentry->d_inode);
 		update_dir_time(dir);
 		return 0;
 	}
@@ -1844,7 +1869,8 @@ static int yaffs_link(struct dentry *old
 			obj);
 
 	if (link) {
-		old_dentry->d_inode->i_nlink = yaffs_get_obj_link_count(obj);
+		yaffs_set_nlink(old_dentry->d_inode,
+				yaffs_get_obj_link_count(obj));
 		d_instantiate(dentry, old_dentry->d_inode);
 		atomic_inc(&old_dentry->d_inode->i_count);
 		T(YAFFS_TRACE_OS,
@@ -1894,7 +1920,10 @@ static int yaffs_symlink(struct inode *d
 	return -ENOMEM;
 }
 
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34))
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(3, 2, 0))
+static int yaffs_sync_object(struct file *file, loff_t start, loff_t end,
+			     int datasync)
+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34))
 static int yaffs_sync_object(struct file *file, int datasync)
 #else
 static int yaffs_sync_object(struct file *file, struct dentry *dentry,
@@ -1961,11 +1990,9 @@ static int yaffs_rename(struct inode *ol
 	yaffs_gross_unlock(dev);
 
 	if (retVal == YAFFS_OK) {
-		if (target) {
-			new_dentry->d_inode->i_nlink--;
-			mark_inode_dirty(new_dentry->d_inode);
-		}
-		
+		if (target)
+			yaffs_dec_link_count(new_dentry->d_inode);
+
 		update_dir_time(old_dir);
 		if(old_dir != new_dir)
 			update_dir_time(new_dir);
@@ -1985,7 +2012,7 @@ static int yaffs_setattr(struct dentry *
 		(TSTR("yaffs_setattr of object %d\n"),
 		yaffs_InodeToObject(inode)->obj_id));
 
-	/* Fail if a requested resize >= 2GB */		
+	/* Fail if a requested resize >= 2GB */
 	if (attr->ia_valid & ATTR_SIZE &&
 		(attr->ia_size >> 31))
 		error = -EINVAL;
@@ -2216,7 +2243,7 @@ static void yaffs_flush_inodes(struct su
 {
 	struct inode *iptr;
 	yaffs_obj_t *obj;
-	
+
 	list_for_each_entry(iptr,&sb->s_inodes, i_sb_list){
 		obj = yaffs_InodeToObject(iptr);
 		if(obj){
@@ -2230,10 +2257,10 @@ static void yaffs_flush_inodes(struct su
 
 static void yaffs_flush_super(struct super_block *sb, int do_checkpoint)
 {
-	yaffs_dev_t *dev = yaffs_SuperToDevice(sb);	
+	yaffs_dev_t *dev = yaffs_SuperToDevice(sb);
 	if(!dev)
 		return;
-	
+
 	yaffs_flush_inodes(sb);
 	yaffs_update_dirty_dirs(dev);
 	yaffs_flush_whole_cache(dev);
@@ -2301,7 +2328,7 @@ static int yaffs_do_sync_fs(struct super
  * yaffs_bg_start() launches the background thread.
  * yaffs_bg_stop() cleans up the background thread.
  *
- * NB: 
+ * NB:
  * The thread should only run after the yaffs is initialised
  * The thread should be stopped before yaffs is unmounted.
  * The thread should not do any writing while the fs is in read only.
@@ -2872,7 +2899,7 @@ static struct super_block *yaffs_interna
 
 	dev = kmalloc(sizeof(yaffs_dev_t), GFP_KERNEL);
 	context = kmalloc(sizeof(struct yaffs_LinuxContext),GFP_KERNEL);
-	
+
 	if(!dev || !context ){
 		if(dev)
 			kfree(dev);
@@ -2905,7 +2932,7 @@ static struct super_block *yaffs_interna
 #else
 	sb->u.generic_sbp = dev;
 #endif
-	
+
 	dev->driver_context = mtd;
 	param->name = mtd->name;
 
@@ -3005,7 +3032,7 @@ static struct super_block *yaffs_interna
 	param->gc_control = yaffs_gc_control_callback;
 
 	yaffs_dev_to_lc(dev)->superBlock= sb;
-	
+
 
 #ifndef CONFIG_YAFFS_DOES_ECC
 	param->use_nand_ecc = 1;
@@ -3047,10 +3074,10 @@ static struct super_block *yaffs_interna
 	T(YAFFS_TRACE_OS,
 	  (TSTR("yaffs_read_super: guts initialised %s\n"),
 	   (err == YAFFS_OK) ? "OK" : "FAILED"));
-	   
+
 	if(err == YAFFS_OK)
 		yaffs_bg_start(dev);
-		
+
 	if(!context->bgThread)
 		param->defered_dir_update = 0;
 
@@ -3125,7 +3152,7 @@ static struct dentry *yaffs2_read_super(
 			void *data)
 {
 	return mount_bdev(fs, flags, dev_name, data,
-		yaffs_internal_read_super_mtd);
+		yaffs2_internal_read_super_mtd);
 }
 
 static struct file_system_type yaffs2_fs_type = {
@@ -3223,7 +3250,7 @@ static int yaffs_proc_read(char *page,
 		buf += sprintf(buf,"\n");
 	else {
 		step-=2;
-		
+
 		down(&yaffs_context_lock);
 
 		/* Locate and print the Nth entry.  Order N-squared but N is small. */
@@ -3240,7 +3267,7 @@ static int yaffs_proc_read(char *page,
 				buf = yaffs_dump_dev_part0(buf, dev);
 			} else
 				buf = yaffs_dump_dev_part1(buf, dev);
-			
+
 			break;
 		}
 		up(&yaffs_context_lock);
@@ -3267,7 +3294,7 @@ static int yaffs_stats_proc_read(char *p
 		int erasedChunks;
 
 		erasedChunks = dev->n_erased_blocks * dev->param.chunks_per_block;
-		
+
 		buf += sprintf(buf,"%d, %d, %d, %u, %u, %u, %u\n",
 				n, dev->n_free_chunks, erasedChunks,
 				dev->bg_gcs, dev->oldest_dirty_gc_count,
--- a/fs/yaffs2/yaffs_mtdif1.c
+++ b/fs/yaffs2/yaffs_mtdif1.c
@@ -34,6 +34,7 @@
 #include "linux/version.h"
 #include "linux/types.h"
 #include "linux/mtd/mtd.h"
+#include "mtd/mtd-abi.h"
 
 /* Don't compile this module if we don't have MTD's mtd_oob_ops interface */
 #if (MTD_VERSION_CODE > MTD_VERSION(2, 6, 17))
@@ -127,7 +128,7 @@ int nandmtd1_WriteChunkWithTagsToNAND(ya
 #endif
 
 	memset(&ops, 0, sizeof(ops));
-	ops.mode = MTD_OOB_AUTO;
+	ops.mode = MTD_OPS_AUTO_OOB;
 	ops.len = (data) ? chunkBytes : 0;
 	ops.ooblen = YTAG1_SIZE;
 	ops.datbuf = (__u8 *)data;
@@ -179,7 +180,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
 	int deleted;
 
 	memset(&ops, 0, sizeof(ops));
-	ops.mode = MTD_OOB_AUTO;
+	ops.mode = MTD_OPS_AUTO_OOB;
 	ops.len = (data) ? chunkBytes : 0;
 	ops.ooblen = YTAG1_SIZE;
 	ops.datbuf = data;
--- a/fs/yaffs2/yaffs_mtdif2.c
+++ b/fs/yaffs2/yaffs_mtdif2.c
@@ -21,6 +21,7 @@
 #include "linux/mtd/mtd.h"
 #include "linux/types.h"
 #include "linux/time.h"
+#include "mtd/mtd-abi.h"
 
 #include "yaffs_packedtags2.h"
 
@@ -71,7 +72,7 @@ int nandmtd2_WriteChunkWithTagsToNAND(ya
 		yaffs_PackTags2(&pt, tags, !dev->param.no_tags_ecc);
 
 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
-	ops.mode = MTD_OOB_AUTO;
+	ops.mode = MTD_OPS_AUTO_OOB;
 	ops.ooblen = (dev->param.inband_tags) ? 0 : packed_tags_size;
 	ops.len = dev->param.total_bytes_per_chunk;
 	ops.ooboffs = 0;
@@ -136,7 +137,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
 		retval = mtd->read(mtd, addr, dev->param.total_bytes_per_chunk,
 				&dummy, data);
 	else if (tags) {
-		ops.mode = MTD_OOB_AUTO;
+		ops.mode = MTD_OPS_AUTO_OOB;
 		ops.ooblen = packed_tags_size;
 		ops.len = data ? dev->data_bytes_per_chunk : packed_tags_size;
 		ops.ooboffs = 0;