5 files changed, 21 insertions, 17 deletions

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 2d05adb9840..3967c2356e3 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -657,7 +657,7 @@ config DEBUG_HIGHMEM
           Disable for production systems.
 
 config DEBUG_BUGVERBOSE
-        bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EMBEDDED
+        bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EXPERT
         depends on BUG
         depends on ARM || AVR32 || M32R || M68K || SPARC32 || SPARC64 || \
                    FRV || SUPERH || GENERIC_BUG || BLACKFIN || MN10300
@@ -729,8 +729,8 @@ config DEBUG_WRITECOUNT
           If unsure, say N.
 
 config DEBUG_MEMORY_INIT
-        bool "Debug memory initialisation" if EMBEDDED
-        default !EMBEDDED
+        bool "Debug memory initialisation" if EXPERT
+        default !EXPERT
         help
           Enable this for additional checks during memory initialisation.
           The sanity checks verify aspects of the VM such as the memory model
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 5086bb962b4..7ea2e033d71 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -736,10 +736,11 @@ next:
                 }
         }
         /*
-         * The iftag must have been set somewhere because otherwise
-         * we would return immediated at the beginning of the function
+         * We need not to tag the root tag if there is no tag which is set with
+         * settag within the range from *first_indexp to last_index.
          */
-        root_tag_set(root, settag);
+        if (tagged > 0)
+                root_tag_set(root, settag);
         *first_indexp = index;
 
         return tagged;
diff --git a/lib/rbtree.c b/lib/rbtree.c
index 4693f79195d..a16be19a130 100644
--- a/lib/rbtree.c
+++ b/lib/rbtree.c
@@ -315,6 +315,7 @@ void rb_augment_insert(struct rb_node *node, rb_augment_f func, void *data)
 
         rb_augment_path(node, func, data);
 }
+EXPORT_SYMBOL(rb_augment_insert);
 
 /*
  * before removing the node, find the deepest node on the rebalance path
@@ -340,6 +341,7 @@ struct rb_node *rb_augment_erase_begin(struct rb_node *node)
 
         return deepest;
 }
+EXPORT_SYMBOL(rb_augment_erase_begin);
 
 /*
  * after removal, update the tree to account for the removed entry
@@ -350,6 +352,7 @@ void rb_augment_erase_end(struct rb_node *node, rb_augment_f func, void *data)
         if (node)
                 rb_augment_path(node, func, data);
 }
+EXPORT_SYMBOL(rb_augment_erase_end);
 
 /*
  * This function returns the first node (in sort order) of the tree.
diff --git a/lib/textsearch.c b/lib/textsearch.c
index d608331b3e4..e0cc0146ae6 100644
--- a/lib/textsearch.c
+++ b/lib/textsearch.c
@@ -13,7 +13,7 @@
  *
  * INTRODUCTION
  *
- *   The textsearch infrastructure provides text searching facitilies for
+ *   The textsearch infrastructure provides text searching facilities for
  *   both linear and non-linear data. Individual search algorithms are
  *   implemented in modules and chosen by the user.
  *
@@ -43,7 +43,7 @@
  *       to the algorithm to store persistent variables.
  *   (4) Core eventually resets the search offset and forwards the find()
  *       request to the algorithm.
- *   (5) Algorithm calls get_next_block() provided by the user continously
+ *   (5) Algorithm calls get_next_block() provided by the user continuously
  *       to fetch the data to be searched in block by block.
  *   (6) Algorithm invokes finish() after the last call to get_next_block
  *       to clean up any leftovers from get_next_block. (Optional)
@@ -58,15 +58,15 @@
  *   the pattern to look for and flags. As a flag, you can set TS_IGNORECASE
  *   to perform case insensitive matching. But it might slow down
  *   performance of algorithm, so you should use it at own your risk.
- *   The returned configuration may then be used for an arbitary
+ *   The returned configuration may then be used for an arbitrary
  *   amount of times and even in parallel as long as a separate struct
  *   ts_state variable is provided to every instance.
  *
  *   The actual search is performed by either calling textsearch_find_-
  *   continuous() for linear data or by providing an own get_next_block()
  *   implementation and calling textsearch_find(). Both functions return
- *   the position of the first occurrence of the patern or UINT_MAX if
- *   no match was found. Subsequent occurences can be found by calling
+ *   the position of the first occurrence of the pattern or UINT_MAX if
+ *   no match was found. Subsequent occurrences can be found by calling
  *   textsearch_next() regardless of the linearity of the data.
  *
  *   Once you're done using a configuration it must be given back via
diff --git a/lib/xz/Kconfig b/lib/xz/Kconfig
index e3b6e18fdac..60a6088d0e5 100644
--- a/lib/xz/Kconfig
+++ b/lib/xz/Kconfig
@@ -7,37 +7,37 @@ config XZ_DEC
           CRC32 is supported. See Documentation/xz.txt for more information.
 
 config XZ_DEC_X86
-        bool "x86 BCJ filter decoder" if EMBEDDED
+        bool "x86 BCJ filter decoder" if EXPERT
         default y
         depends on XZ_DEC
         select XZ_DEC_BCJ
 
 config XZ_DEC_POWERPC
-        bool "PowerPC BCJ filter decoder" if EMBEDDED
+        bool "PowerPC BCJ filter decoder" if EXPERT
         default y
         depends on XZ_DEC
         select XZ_DEC_BCJ
 
 config XZ_DEC_IA64
-        bool "IA-64 BCJ filter decoder" if EMBEDDED
+        bool "IA-64 BCJ filter decoder" if EXPERT
         default y
         depends on XZ_DEC
         select XZ_DEC_BCJ
 
 config XZ_DEC_ARM
-        bool "ARM BCJ filter decoder" if EMBEDDED
+        bool "ARM BCJ filter decoder" if EXPERT
         default y
         depends on XZ_DEC
         select XZ_DEC_BCJ
 
 config XZ_DEC_ARMTHUMB
-        bool "ARM-Thumb BCJ filter decoder" if EMBEDDED
+        bool "ARM-Thumb BCJ filter decoder" if EXPERT
         default y
         depends on XZ_DEC
         select XZ_DEC_BCJ
 
 config XZ_DEC_SPARC
-        bool "SPARC BCJ filter decoder" if EMBEDDED
+        bool "SPARC BCJ filter decoder" if EXPERT
         default y
         depends on XZ_DEC
         select XZ_DEC_BCJ