kernel/3.3: remove yaffs support

It is not used by any platform.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 39081

10 files changed, 0 insertions, 733 deletions

diff --git a/target/linux/generic/config-3.3 b/target/linux/generic/config-3.3
index befca4c..acdd3d4 100644
--- a/target/linux/generic/config-3.3
+++ b/target/linux/generic/config-3.3
@@ -3503,7 +3503,6 @@ CONFIG_XZ_DEC=y
 # CONFIG_XZ_DEC_SPARC is not set
 # CONFIG_XZ_DEC_TEST is not set
 # CONFIG_XZ_DEC_X86 is not set
-# CONFIG_YAFFS_FS is not set
 # CONFIG_YAM is not set
 # CONFIG_YELLOWFIN is not set
 # CONFIG_YENTA is not set
diff --git a/target/linux/generic/patches-3.3/500-yaffs-Kbuild-integration.patch b/target/linux/generic/patches-3.3/500-yaffs-Kbuild-integration.patch
deleted file mode 100644
index 7776dcf..0000000
--- a/target/linux/generic/patches-3.3/500-yaffs-Kbuild-integration.patch
+++ /dev/null
@@ -1,18 +0,0 @@
---- a/fs/Kconfig
-+++ b/fs/Kconfig
-@@ -35,6 +35,7 @@ source "fs/gfs2/Kconfig"
- source "fs/ocfs2/Kconfig"
- source "fs/btrfs/Kconfig"
- source "fs/nilfs2/Kconfig"
-+source "fs/yaffs2/Kconfig"
- 
- endif # BLOCK
- 
---- a/fs/Makefile
-+++ b/fs/Makefile
-@@ -125,3 +125,5 @@ obj-$(CONFIG_GFS2_FS)           += gfs2/
- obj-y				+= exofs/ # Multiple modules
- obj-$(CONFIG_CEPH_FS)		+= ceph/
- obj-$(CONFIG_PSTORE)		+= pstore/
-+obj-$(CONFIG_YAFFS_FS)		+= yaffs2/
-+
diff --git a/target/linux/generic/patches-3.3/501-yaffs-Fix-directory-unlinking-in-yaffs1-mode.patch b/target/linux/generic/patches-3.3/501-yaffs-Fix-directory-unlinking-in-yaffs1-mode.patch
deleted file mode 100644
index d2bad01..0000000
--- a/target/linux/generic/patches-3.3/501-yaffs-Fix-directory-unlinking-in-yaffs1-mode.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-From 2505e8b0a13d3d5c5bbeaaae4eb889864f44c9df Mon Sep 17 00:00:00 2001
-From: Charles Manning <cdhmanning@gmail.com>
-Date: Thu, 3 Feb 2011 05:55:30 +1300
-Subject: [PATCH] yaffs: Fix directory unlinking in yaffs1 mode
-
-commit 964b3425a71890e6701c830e38b04d8557c04f49 upstream.
-
-Treat both yaffs2 and yaffs1 paths the same.
-
-Signed-off-by: Charles Manning <cdhmanning@gmail.com>
----
- yaffs_guts.c |    8 +-------
- 1 file changed, 1 insertion(+), 7 deletions(-)
-
---- a/fs/yaffs2/yaffs_guts.c
-+++ b/fs/yaffs2/yaffs_guts.c
-@@ -1708,13 +1708,7 @@ static int yaffs_change_obj_name(yaffs_o
- 		YBUG();
- 	}
- 
--	/* TODO: Do we need this different handling for YAFFS2 and YAFFS1?? */
--	if (obj->my_dev->param.is_yaffs2)
--		unlinkOp = (new_dir == obj->my_dev->unlinked_dir);
--	else
--		unlinkOp = (new_dir == obj->my_dev->unlinked_dir
--			    && obj->variant_type == YAFFS_OBJECT_TYPE_FILE);
--
-+	unlinkOp = (new_dir == obj->my_dev->unlinked_dir);
- 	deleteOp = (new_dir == obj->my_dev->del_dir);
- 
- 	existingTarget = yaffs_find_by_name(new_dir, new_name);
diff --git a/target/linux/generic/patches-3.3/502-yaffs-Switch-from-semaphores-to-mutexes.patch b/target/linux/generic/patches-3.3/502-yaffs-Switch-from-semaphores-to-mutexes.patch
deleted file mode 100644
index 8d1872e..0000000
--- a/target/linux/generic/patches-3.3/502-yaffs-Switch-from-semaphores-to-mutexes.patch
+++ /dev/null
@@ -1,138 +0,0 @@
-From c0c289363e84c53b5872f7c0c5069045096dca07 Mon Sep 17 00:00:00 2001
-From: Charles Manning <cdhmanning@gmail.com>
-Date: Wed, 3 Nov 2010 16:01:12 +1300
-Subject: [PATCH] yaffs: Switch from semaphores to mutexes
-
-commit 73c54aa8c1de3f61a4c211cd47431293a6092f18 upstream.
-
-Mutex is faster and init_MUTEX has been deprecated, so we'll just switch
-to mutexes.
-
-Signed-off-by: Charles Manning <cdhmanning@gmail.com>
----
- yaffs_linux.h     |    2 +-
- yaffs_vfs.c       |   24 ++++++++++++------------
- yaffs_vfs_multi.c |   26 +++++++++++++-------------
- 3 files changed, 26 insertions(+), 26 deletions(-)
-
---- a/fs/yaffs2/yaffs_linux.h
-+++ b/fs/yaffs2/yaffs_linux.h
-@@ -25,7 +25,7 @@ struct yaffs_LinuxContext {
- 	struct super_block * superBlock;
- 	struct task_struct *bgThread; /* Background thread for this device */
- 	int bgRunning;
--        struct semaphore grossLock;     /* Gross locking semaphore */
-+	struct mutex grossLock;	/* Gross locking mutex*/
- 	__u8 *spareBuffer;      /* For mtdif2 use. Don't know the size of the buffer
- 				 * at compile time so we have to allocate it.
- 				 */
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -515,14 +515,14 @@ static unsigned yaffs_gc_control_callbac
- static void yaffs_gross_lock(yaffs_dev_t *dev)
- {
- 	T(YAFFS_TRACE_LOCK, (TSTR("yaffs locking %p\n"), current));
--	down(&(yaffs_dev_to_lc(dev)->grossLock));
-+	mutex_lock(&(yaffs_dev_to_lc(dev)->grossLock));
- 	T(YAFFS_TRACE_LOCK, (TSTR("yaffs locked %p\n"), current));
- }
- 
- static void yaffs_gross_unlock(yaffs_dev_t *dev)
- {
- 	T(YAFFS_TRACE_LOCK, (TSTR("yaffs unlocking %p\n"), current));
--	up(&(yaffs_dev_to_lc(dev)->grossLock));
-+	mutex_unlock(&(yaffs_dev_to_lc(dev)->grossLock));
- }
- 
- #ifdef YAFFS_COMPILE_EXPORTFS
-@@ -2542,7 +2542,7 @@ static void yaffs_read_inode(struct inod
- #endif
- 
- static YLIST_HEAD(yaffs_context_list);
--struct semaphore yaffs_context_lock;
-+struct mutex yaffs_context_lock;
- 
- static void yaffs_put_super(struct super_block *sb)
- {
-@@ -2568,9 +2568,9 @@ static void yaffs_put_super(struct super
- 
- 	yaffs_gross_unlock(dev);
- 
--	down(&yaffs_context_lock);
-+	mutex_lock(&yaffs_context_lock);
- 	ylist_del_init(&(yaffs_dev_to_lc(dev)->contextList));
--	up(&yaffs_context_lock);
-+	mutex_unlock(&yaffs_context_lock);
- 
- 	if (yaffs_dev_to_lc(dev)->spareBuffer) {
- 		YFREE(yaffs_dev_to_lc(dev)->spareBuffer);
-@@ -3016,7 +3016,7 @@ static struct super_block *yaffs_interna
- 	param->skip_checkpt_rd = options.skip_checkpoint_read;
- 	param->skip_checkpt_wr = options.skip_checkpoint_write;
- 
--	down(&yaffs_context_lock);
-+	mutex_lock(&yaffs_context_lock);
- 	/* Get a mount id */
- 	found = 0;
- 	for(mount_id=0; ! found; mount_id++){
-@@ -3030,13 +3030,13 @@ static struct super_block *yaffs_interna
- 	context->mount_id = mount_id;
- 
- 	ylist_add_tail(&(yaffs_dev_to_lc(dev)->contextList), &yaffs_context_list);
--	up(&yaffs_context_lock);
-+	mutex_unlock(&yaffs_context_lock);
- 
-         /* Directory search handling...*/
-         YINIT_LIST_HEAD(&(yaffs_dev_to_lc(dev)->searchContexts));
-         param->remove_obj_fn = yaffs_remove_obj_callback;
- 
--	init_MUTEX(&(yaffs_dev_to_lc(dev)->grossLock));
-+	mutex_init(&(yaffs_dev_to_lc(dev)->grossLock));
- 
- 	yaffs_gross_lock(dev);
- 
-@@ -3268,7 +3268,7 @@ static int yaffs_proc_read(char *page,
- 	else {
- 		step-=2;
- 		
--		down(&yaffs_context_lock);
-+		mutex_lock(&yaffs_context_lock);
- 
- 		/* Locate and print the Nth entry.  Order N-squared but N is small. */
- 		ylist_for_each(item, &yaffs_context_list) {
-@@ -3287,7 +3287,7 @@ static int yaffs_proc_read(char *page,
- 			
- 			break;
- 		}
--		up(&yaffs_context_lock);
-+		mutex_unlock(&yaffs_context_lock);
- 	}
- 
- 	return buf - page < count ? buf - page : count;
-@@ -3301,7 +3301,7 @@ static int yaffs_stats_proc_read(char *p
- 	char *buf = page;
- 	int n = 0;
- 
--	down(&yaffs_context_lock);
-+	mutex_lock(&yaffs_context_lock);
- 
- 	/* Locate and print the Nth entry.  Order N-squared but N is small. */
- 	ylist_for_each(item, &yaffs_context_list) {
-@@ -3317,7 +3317,7 @@ static int yaffs_stats_proc_read(char *p
- 				dev->bg_gcs, dev->oldest_dirty_gc_count,
- 				dev->n_obj, dev->n_tnodes);
- 	}
--	up(&yaffs_context_lock);
-+	mutex_unlock(&yaffs_context_lock);
- 
- 
- 	return buf - page < count ? buf - page : count;
-@@ -3494,7 +3494,7 @@ static int __init init_yaffs_fs(void)
- 
- 
- 
--	init_MUTEX(&yaffs_context_lock);
-+	mutex_init(&yaffs_context_lock);
- 
- 	/* Install the proc_fs entries */
- 	my_proc_entry = create_proc_entry("yaffs",
diff --git a/target/linux/generic/patches-3.3/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch b/target/linux/generic/patches-3.3/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch
deleted file mode 100644
index d283e85..0000000
--- a/target/linux/generic/patches-3.3/503-yaffs-Replace-yaffs_dir_llseek-with-Linux-generic-ll.patch
+++ /dev/null
@@ -1,72 +0,0 @@
-From cd6657c4bde20886b0805ea9f2cbac7ec25ac2e5 Mon Sep 17 00:00:00 2001
-From: Charles Manning <cdhmanning@gmail.com>
-Date: Tue, 30 Nov 2010 16:01:28 +1300
-Subject: [PATCH 1/2] yaffs: Replace yaffs_dir_llseek with Linux generic
- llseek
-
-commit ed8188fb7659cfb65b5adbe154d143190ade0324 upstream.
-
-There was not much point in having the yaffs version as it is
-functionally equivalent to the kernel one.
-
-This also gets rid of using BKL in yaffs2.
-
-Signed-off-by: Charles Manning <cdhmanning@gmail.com>
----
- yaffs_vfs.c       |   30 +-----------------------------
- yaffs_vfs_multi.c |   30 +-----------------------------
- 2 files changed, 2 insertions(+), 58 deletions(-)
-
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -342,8 +342,6 @@ static int yaffs_follow_link(struct dent
- 
- static void yaffs_touch_super(yaffs_dev_t *dev);
- 
--static loff_t yaffs_dir_llseek(struct file *file, loff_t offset, int origin);
--
- static int yaffs_vfs_setattr(struct inode *, struct iattr *);
- 
- 
-@@ -460,7 +458,7 @@ static const struct file_operations yaff
- 	.read = generic_read_dir,
- 	.readdir = yaffs_readdir,
- 	.fsync = yaffs_sync_object,
--	.llseek = yaffs_dir_llseek,
-+	.llseek = generic_file_llseek,
- };
- 
- static const struct super_operations yaffs_super_ops = {
-@@ -1534,32 +1532,6 @@ static void yaffs_release_space(struct f
- }
- 
- 
--static loff_t yaffs_dir_llseek(struct file *file, loff_t offset, int origin)
--{
--	long long retval;
--
--	lock_kernel();
--
--	switch (origin){
--	case 2:
--		offset += i_size_read(file->f_path.dentry->d_inode);
--		break;
--	case 1:
--		offset += file->f_pos;
--	}
--	retval = -EINVAL;
--
--	if (offset >= 0){
--		if (offset != file->f_pos)
--			file->f_pos = offset;
--
--		retval = offset;
--	}
--	unlock_kernel();
--	return retval;
--}
--
--
- static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir)
- {
- 	yaffs_obj_t *obj;
diff --git a/target/linux/generic/patches-3.3/504-yaffs-Mods-for-Linux-3.0-and-fix-a-typo.patch b/target/linux/generic/patches-3.3/504-yaffs-Mods-for-Linux-3.0-and-fix-a-typo.patch
deleted file mode 100644
index 1b814e9..0000000
--- a/target/linux/generic/patches-3.3/504-yaffs-Mods-for-Linux-3.0-and-fix-a-typo.patch
+++ /dev/null
@@ -1,110 +0,0 @@
-From e1537a700c2e750c5eacc5ad93f30821f1e94424 Mon Sep 17 00:00:00 2001
-From: Charles Manning <cdhmanning@gmail.com>
-Date: Mon, 15 Aug 2011 11:40:30 +1200
-Subject: [PATCH 2/2] Mods for Linux 3.0 and fix a typo
-
-commit a7b5dcf904ba6f7890e4b77ce1f56388b855d0f6 upstream.
-
-Roll in NCB's patch and some other changes for Linux 3.0.
-Also fix a dumb type retired_writes->retried_writes
-
-Signed-off-by: Charles Manning <cdhmanning@gmail.com>
----
- patch-ker.sh      |    2 +-
- yaffs_vfs_glue.c |   42 ++++++++++++++++++++++++++++++++++--------
- 2 files changed, 35 insertions(+), 9 deletions(-)
-
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -72,7 +72,9 @@
- #include <linux/init.h>
- #include <linux/fs.h>
- #include <linux/proc_fs.h>
-+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39))
- #include <linux/smp_lock.h>
-+#endif
- #include <linux/pagemap.h>
- #include <linux/mtd/mtd.h>
- #include <linux/interrupt.h>
-@@ -236,7 +238,9 @@ 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(2, 6, 39))
-+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,
-@@ -1864,7 +1868,9 @@ static int yaffs_symlink(struct inode *d
- 	return -ENOMEM;
- }
- 
--#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
-+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,
-@@ -3067,7 +3073,13 @@ static int yaffs_internal_read_super_mtd
- 	return yaffs_internal_read_super(1, sb, data, silent) ? 0 : -EINVAL;
- }
- 
--#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
-+static struct dentry *yaffs_mount(struct file_system_type *fs_type, int flags,
-+        const char *dev_name, void *data)
-+{
-+    return mount_bdev(fs_type, flags, dev_name, data, yaffs_internal_read_super_mtd);
-+}
-+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
- static int yaffs_read_super(struct file_system_type *fs,
- 			    int flags, const char *dev_name,
- 			    void *data, struct vfsmount *mnt)
-@@ -3090,8 +3102,12 @@ static struct super_block *yaffs_read_su
- static struct file_system_type yaffs_fs_type = {
- 	.owner = THIS_MODULE,
- 	.name = "yaffs",
--	.get_sb = yaffs_read_super,
--	.kill_sb = kill_block_super,
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
-+        .mount = yaffs_mount,
-+#else
-+        .get_sb = yaffs_read_super,
-+#endif
-+     	.kill_sb = kill_block_super,
- 	.fs_flags = FS_REQUIRES_DEV,
- };
- #else
-@@ -3115,7 +3131,13 @@ static int yaffs2_internal_read_super_mt
- 	return yaffs_internal_read_super(2, sb, data, silent) ? 0 : -EINVAL;
- }
- 
--#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
-+static struct dentry *yaffs2_mount(struct file_system_type *fs_type, int flags,
-+        const char *dev_name, void *data)
-+{
-+        return mount_bdev(fs_type, flags, dev_name, data, yaffs2_internal_read_super_mtd);
-+}
-+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
- static int yaffs2_read_super(struct file_system_type *fs,
- 			int flags, const char *dev_name, void *data,
- 			struct vfsmount *mnt)
-@@ -3137,8 +3159,12 @@ static struct super_block *yaffs2_read_s
- static struct file_system_type yaffs2_fs_type = {
- 	.owner = THIS_MODULE,
- 	.name = "yaffs2",
--	.get_sb = yaffs2_read_super,
--	.kill_sb = kill_block_super,
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39))
-+        .mount = yaffs2_mount,
-+#else
-+        .get_sb = yaffs2_read_super,
-+#endif
-+     	.kill_sb = kill_block_super,
- 	.fs_flags = FS_REQUIRES_DEV,
- };
- #else
diff --git a/target/linux/generic/patches-3.3/505-yaffs-3.2-use-MTD_OPS_AUTO_OOB.patch b/target/linux/generic/patches-3.3/505-yaffs-3.2-use-MTD_OPS_AUTO_OOB.patch
deleted file mode 100644
index 463f4a2..0000000
--- a/target/linux/generic/patches-3.3/505-yaffs-3.2-use-MTD_OPS_AUTO_OOB.patch
+++ /dev/null
@@ -1,54 +0,0 @@
---- a/fs/yaffs2/yaffs_mtdif1.c
-+++ b/fs/yaffs2/yaffs_mtdif1.c
-@@ -127,7 +127,7 @@ 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 +179,7 @@ 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
-@@ -71,7 +71,7 @@ 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 +136,7 @@ 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;
---- a/fs/yaffs2/yaffs_mtdif.h
-+++ b/fs/yaffs2/yaffs_mtdif.h
-@@ -24,4 +24,11 @@ extern struct nand_oobinfo yaffs_noeccin
- #endif
- int nandmtd_EraseBlockInNAND(yaffs_dev_t *dev, int blockNumber);
- int nandmtd_InitialiseNAND(yaffs_dev_t *dev);
-+
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0))
-+#include <mtd/mtd-abi.h>
-+#else
-+#define MTD_OPS_AUTO_OOB 	MTD_OOB_AUTO
-+#endif
-+
- #endif
diff --git a/target/linux/generic/patches-3.3/506-yaffs-3.2-dont-use-i_nlink-directly.patch b/target/linux/generic/patches-3.3/506-yaffs-3.2-dont-use-i_nlink-directly.patch
deleted file mode 100644
index 91e8281..0000000
--- a/target/linux/generic/patches-3.3/506-yaffs-3.2-dont-use-i_nlink-directly.patch
+++ /dev/null
@@ -1,78 +0,0 @@
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -220,6 +220,29 @@ 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; \
-@@ -1362,7 +1385,7 @@ 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"),
-@@ -1784,10 +1807,9 @@ 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;
- 	}
-@@ -1818,7 +1840,8 @@ 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,
-@@ -1937,11 +1960,9 @@ 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);
diff --git a/target/linux/generic/patches-3.3/507-yaffs-3.3_fix.patch b/target/linux/generic/patches-3.3/507-yaffs-3.3_fix.patch
deleted file mode 100644
index d823fc4..0000000
--- a/target/linux/generic/patches-3.3/507-yaffs-3.3_fix.patch
+++ /dev/null
@@ -1,71 +0,0 @@
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -273,8 +273,13 @@ static int yaffs_sync_object(struct file
- static int yaffs_readdir(struct file *f, void *dirent, filldir_t filldir);
- 
- #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
-+static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
-+			struct nameidata *n);
-+#else
- static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode,
- 			struct nameidata *n);
-+#endif
- static struct dentry *yaffs_lookup(struct inode *dir, struct dentry *dentry,
- 					struct nameidata *n);
- #else
-@@ -286,9 +291,17 @@ static int yaffs_link(struct dentry *old
- static int yaffs_unlink(struct inode *dir, struct dentry *dentry);
- static int yaffs_symlink(struct inode *dir, struct dentry *dentry,
- 			const char *symname);
-+
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
-+static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
-+#else
- static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, int mode);
-+#endif
- 
--#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
-+static int yaffs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
-+			dev_t dev);
-+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
- static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode,
- 			dev_t dev);
- #else
-@@ -1679,7 +1692,10 @@ out:
- #define YCRED(x) (x->cred)
- #endif
- 
--#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
-+static int yaffs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
-+			dev_t rdev)
-+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
- static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode,
- 			dev_t rdev)
- #else
-@@ -1769,7 +1785,11 @@ static int yaffs_mknod(struct inode *dir
- 	return error;
- }
- 
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
-+static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
-+#else
- static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
-+#endif
- {
- 	int retVal;
- 	T(YAFFS_TRACE_OS, (TSTR("yaffs_mkdir\n")));
-@@ -1777,7 +1797,10 @@ static int yaffs_mkdir(struct inode *dir
- 	return retVal;
- }
- 
--#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
-+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0))
-+static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
-+			struct nameidata *n)
-+#elif (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
- static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode,
- 			struct nameidata *n)
- #else
diff --git a/target/linux/generic/patches-3.3/508-yaffs-3.3-use-mtd_-helpers.patch b/target/linux/generic/patches-3.3/508-yaffs-3.3-use-mtd_-helpers.patch
deleted file mode 100644
index 65d45a0..0000000
--- a/target/linux/generic/patches-3.3/508-yaffs-3.3-use-mtd_-helpers.patch
+++ /dev/null
@@ -1,160 +0,0 @@
---- a/fs/yaffs2/yaffs_mtdif1.c
-+++ b/fs/yaffs2/yaffs_mtdif1.c
-@@ -133,7 +133,7 @@ int nandmtd1_WriteChunkWithTagsToNAND(ya
- 	ops.datbuf = (__u8 *)data;
- 	ops.oobbuf = (__u8 *)&pt1;
- 
--	retval = mtd->write_oob(mtd, addr, &ops);
-+	retval = mtd_write_oob(mtd, addr, &ops);
- 	if (retval) {
- 		T(YAFFS_TRACE_MTD,
- 			(TSTR("write_oob failed, chunk %d, mtd error %d"TENDSTR),
-@@ -194,7 +194,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
- 	/* Read page and oob using MTD.
- 	 * Check status and determine ECC result.
- 	 */
--	retval = mtd->read_oob(mtd, addr, &ops);
-+	retval = mtd_read_oob(mtd, addr, &ops);
- 	if (retval) {
- 		T(YAFFS_TRACE_MTD,
- 			(TSTR("read_oob failed, chunk %d, mtd error %d"TENDSTR),
-@@ -218,7 +218,7 @@ int nandmtd1_ReadChunkWithTagsFromNAND(y
- 		/* fall into... */
- 	default:
- 		rettags(etags, YAFFS_ECC_RESULT_UNFIXED, 0);
--		etags->block_bad = (mtd->block_isbad)(mtd, addr);
-+		etags->block_bad = mtd_block_isbad(mtd, addr);
- 		return YAFFS_FAIL;
- 	}
- 
-@@ -286,7 +286,7 @@ int nandmtd1_MarkNANDBlockBad(struct yaf
- 
- 	T(YAFFS_TRACE_BAD_BLOCKS,(TSTR("marking block %d bad"TENDSTR), block_no));
- 
--	retval = mtd->block_markbad(mtd, (loff_t)blocksize * block_no);
-+	retval = mtd_block_markbad(mtd, (loff_t)blocksize * block_no);
- 	return (retval) ? YAFFS_FAIL : YAFFS_OK;
- }
- 
-@@ -336,7 +336,7 @@ int nandmtd1_QueryNANDBlock(struct yaffs
- 		return YAFFS_FAIL;
- 
- 	retval = nandmtd1_ReadChunkWithTagsFromNAND(dev, chunkNo, NULL, &etags);
--	etags.block_bad = (mtd->block_isbad)(mtd, addr);
-+	etags.block_bad = mtd_block_isbad(mtd, addr);
- 	if (etags.block_bad) {
- 		T(YAFFS_TRACE_BAD_BLOCKS,
- 			(TSTR("block %d is marked bad"TENDSTR), block_no));
---- a/fs/yaffs2/yaffs_vfs_glue.c
-+++ b/fs/yaffs2/yaffs_vfs_glue.c
-@@ -2607,8 +2607,8 @@ static void yaffs_MTDPutSuper(struct sup
- {
- 	struct mtd_info *mtd = yaffs_dev_to_mtd(yaffs_SuperToDevice(sb));
- 
--	if (mtd->sync)
--		mtd->sync(mtd);
-+	if (mtd)
-+		mtd_sync(mtd);
- 
- 	put_mtd_device(mtd);
- }
---- a/fs/yaffs2/yaffs_mtdif2.c
-+++ b/fs/yaffs2/yaffs_mtdif2.c
-@@ -77,7 +77,7 @@ int nandmtd2_WriteChunkWithTagsToNAND(ya
- 	ops.ooboffs = 0;
- 	ops.datbuf = (__u8 *)data;
- 	ops.oobbuf = (dev->param.inband_tags) ? NULL : packed_tags_ptr;
--	retval = mtd->write_oob(mtd, addr, &ops);
-+	retval = mtd_write_oob(mtd, addr, &ops);
- 
- #else
- 	if (!dev->param.inband_tags) {
-@@ -133,7 +133,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
- 
- #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
- 	if (dev->param.inband_tags || (data && !tags))
--		retval = mtd->read(mtd, addr, dev->param.total_bytes_per_chunk,
-+		retval = mtd_read(mtd, addr, dev->param.total_bytes_per_chunk,
- 				&dummy, data);
- 	else if (tags) {
- 		ops.mode = MTD_OPS_AUTO_OOB;
-@@ -142,7 +142,7 @@ int nandmtd2_ReadChunkWithTagsFromNAND(y
- 		ops.ooboffs = 0;
- 		ops.datbuf = data;
- 		ops.oobbuf = yaffs_dev_to_lc(dev)->spareBuffer;
--		retval = mtd->read_oob(mtd, addr, &ops);
-+		retval = mtd_read_oob(mtd, addr, &ops);
- 	}
- #else
- 	if (!dev->param.inband_tags && data && tags) {
-@@ -201,7 +201,7 @@ int nandmtd2_MarkNANDBlockBad(struct yaf
- 	  (TSTR("nandmtd2_MarkNANDBlockBad %d" TENDSTR), block_no));
- 
- 	retval =
--	    mtd->block_markbad(mtd,
-+	    mtd_block_markbad(mtd,
- 			       block_no * dev->param.chunks_per_block *
- 			       dev->param.total_bytes_per_chunk);
- 
-@@ -221,7 +221,7 @@ int nandmtd2_QueryNANDBlock(struct yaffs
- 	T(YAFFS_TRACE_MTD,
- 	  (TSTR("nandmtd2_QueryNANDBlock %d" TENDSTR), block_no));
- 	retval =
--	    mtd->block_isbad(mtd,
-+	    mtd_block_isbad(mtd,
- 			     block_no * dev->param.chunks_per_block *
- 			     dev->param.total_bytes_per_chunk);
- 
---- a/fs/yaffs2/yaffs_mtdif.h
-+++ b/fs/yaffs2/yaffs_mtdif.h
-@@ -31,4 +31,39 @@ int nandmtd_InitialiseNAND(yaffs_dev_t *
- #define MTD_OPS_AUTO_OOB 	MTD_OOB_AUTO
- #endif
- 
-+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0))
-+static inline int mtd_erase(struct mdt_info *mtd, struct erase_info *ei)
-+{
-+	return mtd->erase(mtd, ei);
-+}
-+
-+static inline int mtd_block_markbad(struct mtd_info *mtd, loff_t ofs)
-+{
-+	return mtd->block_mark_bad(mtd, ofs);
-+}
-+
-+static inline int mtd_block_isbad(struct mtd_info *mtd, loff_t ofs)
-+{
-+	return mtd->block_is_bad(mtd, ofs);
-+}
-+
-+static inline int mtd_read_oob(struct mtd_info *mtd, loff_t from,
-+			       struct mtd_oob_ops *ops)
-+{
-+	return mtd->read_oob(mtd, from, ops);
-+}
-+
-+static inline int mtd_write_oob(struct mtd_info *mtd, loff_t to,
-+				struct mtd_oob_ops *ops)
-+{
-+	return mtd->write_oob(mtd, to, ops);
-+}
-+
-+static inline void mtd_sync(struct mtd_info *mtd)
-+{
-+	if (mtd->sync)
-+		mtd->sync(mtd);
-+}
-+#endif
-+
- #endif
---- a/fs/yaffs2/yaffs_mtdif.c
-+++ b/fs/yaffs2/yaffs_mtdif.c
-@@ -41,7 +41,7 @@ int nandmtd_EraseBlockInNAND(yaffs_dev_t
- 	ei.callback = NULL;
- 	ei.priv = (u_long) dev;
- 
--	retval = mtd->erase(mtd, &ei);
-+	retval = mtd_erase(mtd, &ei);
- 
- 	if (retval == 0)
- 		return YAFFS_OK;