finally move buildroot-ng to trunk

4 files changed, 751 insertions, 0 deletions

diff --git a/package/mini_fo/Makefile b/package/mini_fo/Makefile
new file mode 100644
index 0000000000..38ad63754b
--- /dev/null
+++ b/package/mini_fo/Makefile
@@ -0,0 +1,50 @@
+# 
+# Copyright (C) 2006 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+# $Id$
+
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/kernel.mk
+
+PKG_NAME:=mini_fo
+PKG_VERSION:=0.6.2pre1
+PKG_RELEASE:=1
+
+PKG_SOURCE:=mini_fo-0-6-2-pre1.tar.bz2
+PKG_SOURCE_URL:=http://www.denx.de/twiki/pub/Know/MiniFOHome/
+PKG_MD5SUM:=acd12157be25d7b3c8df90914049403e
+PKG_CAT:=bzcat
+
+PKG_BUILD_DIR:=$(KERNEL_BUILD_DIR)/mini_fo-0-6-2-pre1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/kmod-mini-fo
+  SECTION:=kernel
+  CATEGORY:=Kernel drivers
+  TITLE:=The mini fanout overlay file system
+  URL:=http://www.denx.de/wiki/Know.MiniFOHome
+  VERSION:=$(LINUX_VERSION)+$(PKG_VERSION)-$(BOARD)-$(PKG_RELEASE)
+endef
+
+define Build/Compile
+	$(MAKE) -C $(PKG_BUILD_DIR) \
+		ARCH="$(LINUX_KARCH)" \
+		CROSS_COMPILE="$(TARGET_CROSS)" \
+		KERNELVERSION="$(KERNEL)" \
+		KERNEL_SRC="$(LINUX_DIR)" \
+		all
+endef
+
+define Package/kmod-mini-fo/install
+	install -m0755 -d $(1)/lib/modules/$(LINUX_VERSION)
+	$(CP) $(PKG_BUILD_DIR)/mini_fo.$(LINUX_KMOD_SUFFIX) \
+		$(1)/lib/modules/$(LINUX_VERSION)/
+	install -m0755 -d $(1)/etc/modules.d
+	echo "mini_fo" > $(1)/etc/modules.d/15-mini-fo
+endef
+
+$(eval $(call BuildPackage,kmod-mini-fo))
diff --git a/package/mini_fo/patches/101-kmod_build.patch b/package/mini_fo/patches/101-kmod_build.patch
new file mode 100644
index 0000000000..9b47a69ab7
--- /dev/null
+++ b/package/mini_fo/patches/101-kmod_build.patch
@@ -0,0 +1,52 @@
+diff -Nur mini_fo-0-6-2-pre1/Makefile mini_fo-0-6-2-pre1.patched/Makefile
+--- mini_fo-0-6-2-pre1/Makefile	2005-10-15 12:49:43.000000000 +0200
++++ mini_fo-0-6-2-pre1.patched/Makefile	2005-12-25 14:03:36.864205250 +0100
+@@ -26,36 +26,29 @@
+ # allow custom override of TOPINC for fistgen developers
+ -include fistdev.mk
+ 
++obj-m := mini_fo.o
++mini_fo-objs   := meta.o dentry.o file.o inode.o main.o super.o state.o aux.o
++
+ ifeq ($(KERNELVERSION),2.4)
+-CFLAGS = -D__KERNEL__ -DMODULE -DFISTGEN -I. ${TOPINC} -O2 -Wall -Wno-unused -g -fno-common -fno-schedule-insns -fno-schedule-insns2 -fno-strict-aliasing -msoft-float -Werror 
+-ifeq ($(ARCH),um)
+-CFLAGS += $(shell cd $(KERNEL_SRC) ; make script 'SCRIPT=@echo $$(CFLAGS)' ARCH=um)
+-endif
+-UCFLAGS = -DFISTGEN -I. ${TOPINC} -g -O2 -Wall -Wno-unused -Werror
+-endif
+ 
+-CC	= $(CROSS_COMPILE)gcc
+-LD	= $(CROSS_COMPILE)ld
++O_TARGET := $(obj-m)
++obj-y := $(mini_fo-objs)
+ 
+-obj-m := mini_fo.o
+-mini_fo-objs   := meta.o dentry.o file.o inode.o main.o super.o state.o aux.o
++-include $(TOPDIR)/Rules.make
++
++endif
+ 
+ all: mini_fo$(KERNELVERSION)
+ 
+-mini_fo2.4: ${obj-m}
++mini_fo2.4:
++	$(MAKE) -C ${KERNEL_SRC} TOPDIR="${KERNEL_SRC}" SUBDIRS=$(shell pwd) modules
+ 
+ mini_fo2.6:
+-	make -C ${KERNEL_SRC} SUBDIRS=$(PWD) modules
+-
+-${obj-m}: ${mini_fo-objs}
+-	$(LD) -o ${obj-m} -r ${mini_fo-objs}
+-
+-tags:
+-	ctags -R -e
++	$(MAKE) -C ${KERNEL_SRC} SUBDIRS=$(shell pwd) modules
+ 
+ clean:
+ ifeq ($(KERNELVERSION),2.6)
+-	-make -C ${KERNEL_SRC} SUBDIRS=$(PWD) clean
++	-$(MAKE) -C ${KERNEL_SRC} SUBDIRS=$(shell pwd) clean
+ endif
+ 	rm -f ${obj-m} ${mini_fo-objs} ${obj-m:.o=.ko} *.d .*.flags *~
+ 	rm -f TAGS
diff --git a/package/mini_fo/patches/102-mutex_change.patch b/package/mini_fo/patches/102-mutex_change.patch
new file mode 100644
index 0000000000..4dec47bf5e
--- /dev/null
+++ b/package/mini_fo/patches/102-mutex_change.patch
@@ -0,0 +1,602 @@
+From:  <mk@mary.denx.de>
+Date: Tue, 24 Jan 2006 14:09:21 +0000 (+0100)
+Subject:     Support for new mutex infrastructure
+X-Git-Url: http://www.denx.de/cgi-bin/gitweb.cgi?p=mini_fo.git;a=commitdiff;h=1dcc028729060ea83ea662155634b33ae8e2c493
+
+  Support for new mutex infrastructure
+  (7892f2f48d165a34b0b8130c8a195dfd807b8cb6)
+---
+
+--- a/ChangeLog
++++ b/ChangeLog
+@@ -1,3 +1,13 @@
++2006-01-24  Markus Klotzbuecher  <mk@mary.denx.de>
++
++	* Add tons of ugly ifdefs to Ed L. Cashin's mutex patch to
++          retain backwards compatibility.
++	
++2006-01-24  Ed L. Cashin <ecashin@coraid.com>
++
++	* Support for the new mutex infrastructure
++	(7892f2f48d165a34b0b8130c8a195dfd807b8cb6)
++
+ 2005-10-15  Markus Klotzbuecher  <mk@localhost.localdomain>
+ 
+ 	* Bugfix for a serious memory leak in mini_fo_follow_link.
+--- a/aux.c
++++ b/aux.c
+@@ -435,8 +435,11 @@ int build_sto_structure(dentry_t *dir, d
+ 
+ 	/* was:	hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry); */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_sto_dir_dentry->d_inode->i_sem);
+-
++#endif
+ 	/* lets be safe */
+ 	if(dtohd2(dir) != hidden_sto_dir_dentry) {
+ 		printk(KERN_CRIT "mini_fo: build_sto_structure: invalid parameter or meta data corruption [2].\n");
+@@ -457,7 +460,11 @@ int build_sto_structure(dentry_t *dir, d
+ 	if(err) {
+ 		printk(KERN_CRIT "mini_fo: build_sto_structure: failed to create storage dir [1].\n");
+ 		/* was: unlock_dir(dir); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&dir->d_inode->i_mutex);
++#else
+ 		up(&dir->d_inode->i_sem);
++#endif
+ 		dput(dir);
+ 		return err;
+ 	}
+@@ -466,7 +473,11 @@ int build_sto_structure(dentry_t *dir, d
+ 	if(!dtohd2(dentry)->d_inode) {
+ 		printk(KERN_CRIT "mini_fo: build_sto_structure: failed to create storage dir [2].\n");
+ 		/* was: unlock_dir(dir); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&dir->d_inode->i_mutex);
++#else
+ 		up(&dir->d_inode->i_sem);
++#endif
+ 		dput(dir);
+ 		return 1;
+ 	}
+@@ -485,7 +496,11 @@ int build_sto_structure(dentry_t *dir, d
+ 				 hidden_sto_dir_dentry->d_inode);
+ 	dir->d_inode->i_nlink++;
+ 	/* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_sto_dir_dentry);
+ 	return 0;
+ }
+--- a/file.c
++++ b/file.c
+@@ -613,18 +613,34 @@ mini_fo_fsync(file_t *file, dentry_t *de
+ 	if ((hidden_file = ftohf(file)) != NULL) {
+ 		hidden_dentry = dtohd(dentry);
+ 		if (hidden_file->f_op && hidden_file->f_op->fsync) {
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++			mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 			down(&hidden_dentry->d_inode->i_sem);
++#endif
+ 			err1 = hidden_file->f_op->fsync(hidden_file, hidden_dentry, datasync);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++			mutex_unlock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 			up(&hidden_dentry->d_inode->i_sem);
++#endif
+ 		}
+ 	}
+ 
+ 	if ((hidden_file = ftohf2(file)) != NULL) {
+ 		hidden_dentry = dtohd2(dentry);
+ 		if (hidden_file->f_op && hidden_file->f_op->fsync) {
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++			mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 			down(&hidden_dentry->d_inode->i_sem);
++#endif
+ 			err2 = hidden_file->f_op->fsync(hidden_file, hidden_dentry, datasync);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++			mutex_unlock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 			up(&hidden_dentry->d_inode->i_sem);
++#endif
+ 		}
+ 	}
+ 	else
+--- a/inode.c
++++ b/inode.c
+@@ -355,7 +355,11 @@ mini_fo_link(dentry_t *old_dentry, inode
+ 
+ 	/* was: hidden_dir_dentry = lock_parent(hidden_new_dentry); */
+ 	hidden_dir_dentry = dget(hidden_new_dentry->d_parent);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 	err = vfs_link(hidden_old_dentry,
+ 		       hidden_dir_dentry->d_inode,
+@@ -374,7 +378,11 @@ mini_fo_link(dentry_t *old_dentry, inode
+ 
+  out_lock:
+ 	/* was: unlock_dir(hidden_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_dir_dentry);
+ 
+ 	dput(hidden_new_dentry);
+@@ -452,7 +460,11 @@ mini_fo_symlink(inode_t *dir, dentry_t *
+ 	dget(hidden_sto_dentry);
+ 	/* was: hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry); */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
+ 	mode = S_IALLUGO;
+@@ -481,7 +493,11 @@ mini_fo_symlink(inode_t *dir, dentry_t *
+ 	
+  out_lock:
+         /* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_sto_dir_dentry);
+ 
+         dput(hidden_sto_dentry);
+@@ -524,7 +540,11 @@ mini_fo_rmdir(inode_t *dir, dentry_t *de
+ 
+ 		/* was:hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry); */
+ 		hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 		/* avoid destroying the hidden inode if the file is in use */
+ 		dget(hidden_sto_dentry);
+@@ -572,7 +592,11 @@ mini_fo_rmdir(inode_t *dir, dentry_t *de
+ 					 dentry->d_name.len);
+ 		}
+ 		/* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 		dput(hidden_sto_dir_dentry);
+ 		goto out;
+ 	}
+@@ -602,7 +626,12 @@ mini_fo_rmdir(inode_t *dir, dentry_t *de
+ 
+ 		/* was: hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry);*/
+ 		hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 		/* avoid destroying the hidden inode if the file is in use */
+ 		dget(hidden_sto_dentry);
+@@ -630,7 +659,11 @@ mini_fo_rmdir(inode_t *dir, dentry_t *de
+ 		dtopd(dentry)->state = NON_EXISTANT;
+ 
+ 		/* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 		dput(hidden_sto_dir_dentry);
+ 
+ 		goto out;
+@@ -641,7 +674,12 @@ mini_fo_rmdir(inode_t *dir, dentry_t *de
+ 
+ 		/* was: hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry);*/
+ 		hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 		/* avoid destroying the hidden inode if the file is in use */
+ 		dget(hidden_sto_dentry);
+@@ -668,7 +706,12 @@ mini_fo_rmdir(inode_t *dir, dentry_t *de
+ 		dentry->d_inode->i_nlink = itohi2(dentry->d_inode)->i_nlink;
+ 		dtopd(dentry)->state = DELETED;
+ 		/* was: unlock_dir(hidden_sto_dir_dentry); */
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 		dput(hidden_sto_dir_dentry);
+ 		goto out;
+ 	}
+@@ -1294,11 +1337,19 @@ mini_fo_getxattr(struct dentry *dentry, 
+ 		encoded_name = (char *)name;
+ 		encoded_value = (char *)value;
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_dentry->d_inode->i_sem);
++#endif
+ 		/* lock_kernel() already done by caller. */
+ 		err = hidden_dentry->d_inode->i_op->getxattr(hidden_dentry, encoded_name, encoded_value, size);
+ 		/* unlock_kernel() will be done by caller. */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_dentry->d_inode->i_sem);
++#endif
+ 	}
+ 	return err;
+ }
+@@ -1340,11 +1391,19 @@ mini_fo_setxattr(struct dentry *dentry, 
+ 		encoded_name = (char *)name;
+ 		encoded_value = (char *)value;
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_dentry->d_inode->i_sem);
++#endif
+ 		/* lock_kernel() already done by caller. */
+ 		err = hidden_dentry->d_inode->i_op->setxattr(hidden_dentry, encoded_name, encoded_value, size, flags);
+ 		/* unlock_kernel() will be done by caller. */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_dentry->d_inode->i_sem);
++#endif
+ 	}
+ 	return err;
+ }
+@@ -1372,11 +1431,19 @@ mini_fo_removexattr(struct dentry *dentr
+ 	if (hidden_dentry->d_inode->i_op->removexattr) {
+ 		encoded_name = (char *)name;
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_dentry->d_inode->i_sem);
++#endif
+ 		/* lock_kernel() already done by caller. */
+ 		err = hidden_dentry->d_inode->i_op->removexattr(hidden_dentry, encoded_name);
+ 		/* unlock_kernel() will be done by caller. */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_dentry->d_inode->i_sem);
++#endif
+ 	}
+ 	return err;
+ }
+@@ -1403,11 +1470,20 @@ mini_fo_listxattr(struct dentry *dentry,
+ 
+ 	if (hidden_dentry->d_inode->i_op->listxattr) {
+ 		encoded_list = list;
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		down(&hidden_dentry->d_inode->i_sem);
++#endif
+ 		/* lock_kernel() already done by caller. */
+ 		err = hidden_dentry->d_inode->i_op->listxattr(hidden_dentry, encoded_list, size);
+ 		/* unlock_kernel() will be done by caller. */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_dentry->d_inode->i_sem);
++#endif
+ 	}
+ 	return err;
+ }
+--- a/meta.c
++++ b/meta.c
+@@ -650,9 +650,20 @@ int meta_sync_d_list(dentry_t *dentry, i
+ 		struct iattr newattrs;
+                 newattrs.ia_size = 0;
+                 newattrs.ia_valid = ATTR_SIZE | ATTR_CTIME;
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&meta_dentry->d_inode->i_mutex);
++#else
+                 down(&meta_dentry->d_inode->i_sem);
++#endif
+                 err = notify_change(meta_dentry, &newattrs);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&meta_dentry->d_inode->i_mutex);
++#else
+                 up(&meta_dentry->d_inode->i_sem);
++#endif
++
+                 if(err || meta_dentry->d_inode->i_size != 0) {
+                         printk(KERN_CRIT "mini_fo: meta_sync_d_list: \
+                                           ERROR truncating meta file.\n");
+@@ -780,9 +791,19 @@ int meta_sync_r_list(dentry_t *dentry, i
+ 		struct iattr newattrs;
+                 newattrs.ia_size = 0;
+                 newattrs.ia_valid = ATTR_SIZE | ATTR_CTIME;
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_lock(&meta_dentry->d_inode->i_mutex);
++#else
+                 down(&meta_dentry->d_inode->i_sem);
++#endif
+                 err = notify_change(meta_dentry, &newattrs);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&meta_dentry->d_inode->i_mutex);
++#else
+                 up(&meta_dentry->d_inode->i_sem);
++#endif
+                 if(err || meta_dentry->d_inode->i_size != 0) {
+                         printk(KERN_CRIT "mini_fo: meta_sync_r_list: \
+                                           ERROR truncating meta file.\n");
+--- a/mini_fo.h
++++ b/mini_fo.h
+@@ -433,6 +433,33 @@ fist_copy_attr_all(inode_t *dest, const 
+ 
+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
+ /* copied from linux/fs.h */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++static inline void double_lock(struct dentry *d1, struct dentry *d2)
++{
++	struct mutex *m1 = &d1->d_inode->i_mutex;
++	struct mutex *m2 = &d2->d_inode->i_mutex;
++	if (m1 != m2) {
++		if ((unsigned long) m1 < (unsigned long) m2) {
++			struct mutex *tmp = m2;
++			m2 = m1; m1 = tmp;
++		}
++		mutex_lock(m1);
++	}
++	mutex_lock(m2);
++}
++
++static inline void double_unlock(struct dentry *d1, struct dentry *d2)
++{
++	struct mutex *m1 = &d1->d_inode->i_mutex;
++	struct mutex *m2 = &d2->d_inode->i_mutex;
++	mutex_unlock(m1);
++	if (m1 != m2)
++		mutex_unlock(m2);
++	dput(d1);
++	dput(d2);
++}
++
++#else
+ static inline void double_down(struct semaphore *s1, struct semaphore *s2)
+ {
+         if (s1 != s2) {
+@@ -463,8 +490,8 @@ static inline void double_unlock(struct 
+         dput(d1);
+         dput(d2);
+ }
+-
+-#endif
++#endif   /* if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16) */
++#endif  /* if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) */
+ #endif /* __KERNEL__ */
+ 
+ /*
+--- a/mmap.c
++++ b/mmap.c
+@@ -478,7 +478,11 @@ mini_fo_commit_write(file_t *file, page_
+ 	if (ftopd(file) != NULL)
+ 		hidden_file = ftohf(file);
+ 
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_inode->i_mutex);
++#else
+ 	down(&hidden_inode->i_sem);
++#endif
+ 	/* find lower page (returns a locked page) */
+ 	hidden_page = grab_cache_page(hidden_inode->i_mapping, page->index);
+ 	if (!hidden_page)
+@@ -556,7 +560,12 @@ mini_fo_commit_write(file_t *file, page_
+ 		ClearPageUptodate(page);
+ 	else
+ 		SetPageUptodate(page);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_inode->i_mutex);
++#else
+ 	up(&hidden_inode->i_sem);
++#endif
+ 	print_exit_status(err);
+ 	return err;			/* assume all is ok */
+ }
+--- a/state.c
++++ b/state.c
+@@ -44,7 +44,12 @@ int create_sto_reg_file(dentry_t *dentry
+ 
+ 	/* lock parent */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+         down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 	err = PTR_ERR(hidden_sto_dir_dentry);
+         if (IS_ERR(hidden_sto_dir_dentry))
+@@ -97,7 +102,11 @@ int create_sto_reg_file(dentry_t *dentry
+ 				 hidden_sto_dir_dentry->d_inode);
+ 
+  out_lock:
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+         dput(hidden_sto_dir_dentry);
+  out:
+ 	return err;
+@@ -130,7 +139,12 @@ n");
+ 
+ 	/* was: hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry); */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 	err = PTR_ERR(hidden_sto_dir_dentry);
+ 	if (IS_ERR(hidden_sto_dir_dentry))
+@@ -184,7 +198,11 @@ n");
+ 
+  out_lock:
+ 	/* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_sto_dir_dentry);
+  out:
+ 	return err;
+@@ -217,7 +235,12 @@ int create_sto_nod(dentry_t *dentry, int
+ 	
+ 	/* lock parent */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	
+ 	err = PTR_ERR(hidden_sto_dir_dentry);
+ 	if (IS_ERR(hidden_sto_dir_dentry))
+@@ -260,7 +283,11 @@ int create_sto_nod(dentry_t *dentry, int
+ 	fist_copy_attr_timesizes(dir, hidden_sto_dir_dentry->d_inode);
+ 
+  out_lock:
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_sto_dir_dentry);
+  out:
+ 	return err;
+@@ -314,7 +341,12 @@ int nondir_unmod_to_mod(dentry_t *dentry
+ 
+ 	/* lock parent */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+         down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 
+ 	err = PTR_ERR(hidden_sto_dir_dentry);
+         if (IS_ERR(hidden_sto_dir_dentry))
+@@ -365,7 +397,12 @@ int nondir_unmod_to_mod(dentry_t *dentry
+ 	if((cp_flag == 1) && S_ISREG(dentry->d_inode->i_mode)) {
+ 
+ 		/* unlock first */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++		mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 		up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
++
+ 		dput(hidden_sto_dir_dentry);
+ 
+ 		tgt_dentry = dtohd2(dentry);
+@@ -383,7 +420,11 @@ int nondir_unmod_to_mod(dentry_t *dentry
+ 	}
+ 
+  out_lock:
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+         dput(hidden_sto_dir_dentry);
+  out:
+ 	return err;
+@@ -420,7 +461,12 @@ int nondir_creat_to_del(dentry_t *dentry
+ 	
+ 	/* was: hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry);*/
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	
+ 	/* avoid destroying the hidden inode if the file is in use */
+ 	dget(hidden_sto_dentry);
+@@ -435,7 +481,11 @@ int nondir_creat_to_del(dentry_t *dentry
+ 	dtost(dentry) = NON_EXISTANT;
+ 	
+ 	/* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_sto_dir_dentry);
+ 	
+  out:
+@@ -464,7 +514,12 @@ int nondir_mod_to_del(dentry_t *dentry)
+ 	
+ 	/* was hidden_sto_dir_dentry = lock_parent(hidden_sto_dentry); */
+ 	hidden_sto_dir_dentry = dget(hidden_sto_dentry->d_parent);
++
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_lock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	down(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	
+ 	/* avoid destroying the hidden inode if the file is in use */
+ 	dget(hidden_sto_dentry);
+@@ -488,7 +543,11 @@ int nondir_mod_to_del(dentry_t *dentry)
+ 			 dentry->d_name.len);
+ 	
+ 	/* was: unlock_dir(hidden_sto_dir_dentry); */
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
++	mutex_unlock(&hidden_sto_dir_dentry->d_inode->i_mutex);
++#else
+ 	up(&hidden_sto_dir_dentry->d_inode->i_sem);
++#endif
+ 	dput(hidden_sto_dir_dentry);
+ 
+  out:
+
diff --git a/package/mini_fo/patches/103-remove_dead_code.patch b/package/mini_fo/patches/103-remove_dead_code.patch
new file mode 100644
index 0000000000..cf81601741
--- /dev/null
+++ b/package/mini_fo/patches/103-remove_dead_code.patch
@@ -0,0 +1,47 @@
+From: Markus Klotzbuecher <mk@creamnet.de>
+Date: Tue, 20 Jun 2006 14:50:26 +0000 (+0200)
+Subject: Removed some dead code (mini_fo_lock) that caused compiling to fail on
+X-Git-Url: http://www.denx.de/cgi-bin/gitweb.cgi?p=mini_fo.git;a=commitdiff;h=240ede43ad8342334494d36d6d762666f75a1c8e
+
+Removed some dead code (mini_fo_lock) that caused compiling to fail on
+recent kernels.
+---
+
+--- a/file.c
++++ b/file.c
+@@ -668,35 +668,6 @@ mini_fo_fasync(int fd, file_t *file, int
+ 	return (err1 || err2);
+ }
+ 
+-
+-STATIC int
+-mini_fo_lock(file_t *file, int cmd, struct file_lock *fl)
+-{
+-	int err = -EINVAL;
+-	file_t *hidden_file = NULL;
+-
+-	if(!check_mini_fo_file(file))
+-		goto out;
+-
+-	/* which file shall we lock? */
+-	if(ftohf2(file))
+-		hidden_file = ftohf2(file);
+-	else
+-		hidden_file = ftohf(file);
+-
+-	if (hidden_file->f_op->lock) {
+-		fl->fl_file = hidden_file;
+-		err = hidden_file->f_op->lock(hidden_file, F_GETLK, fl);
+-		fl->fl_file = file;
+-	} else {
+- 		if(posix_test_lock(hidden_file, fl))
+-			err = 0;
+-	}
+- out:
+-	return err;
+-}
+-
+-
+ struct file_operations mini_fo_dir_fops =
+ 	{
+ 		llseek:	mini_fo_llseek,