4 files changed, 4 insertions, 10 deletions

diff --git a/lib/Kconfig b/lib/Kconfig
index 03c2c24b9083..fc8ea1ca59d8 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -136,12 +136,6 @@ config TEXTSEARCH_BM
 config TEXTSEARCH_FSM
         tristate
 
-#
-# plist support is select#ed if needed
-#
-config PLIST
-        boolean
-
 config HAS_IOMEM
         boolean
         depends on !NO_IOMEM
diff --git a/lib/Makefile b/lib/Makefile
index 32b0e64ded27..902d73851044 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -11,7 +11,8 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \
          rbtree.o radix-tree.o dump_stack.o \
          idr.o int_sqrt.o extable.o prio_tree.o \
          sha1.o irq_regs.o reciprocal_div.o argv_split.o \
-         proportions.o prio_heap.o ratelimit.o show_mem.o is_single_threaded.o
+         proportions.o prio_heap.o ratelimit.o show_mem.o \
+         is_single_threaded.o plist.o
 
 lib-$(CONFIG_MMU) += ioremap.o
 lib-$(CONFIG_SMP) += cpumask.o
@@ -40,7 +41,6 @@ lib-$(CONFIG_GENERIC_FIND_NEXT_BIT) += find_next_bit.o
 lib-$(CONFIG_GENERIC_FIND_LAST_BIT) += find_last_bit.o
 obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
 obj-$(CONFIG_LOCK_KERNEL) += kernel_lock.o
-obj-$(CONFIG_PLIST) += plist.o
 obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_id.o
 obj-$(CONFIG_DEBUG_LIST) += list_debug.o
 obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o
diff --git a/lib/idr.c b/lib/idr.c
index c11c5765cdef..dab4bca86f5d 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -449,6 +449,7 @@ void idr_remove_all(struct idr *idp)
 
         n = idp->layers * IDR_BITS;
         p = idp->top;
+        rcu_assign_pointer(idp->top, NULL);
         max = 1 << n;
 
         id = 0;
@@ -467,7 +468,6 @@ void idr_remove_all(struct idr *idp)
                         p = *--paa;
                 }
         }
-        rcu_assign_pointer(idp->top, NULL);
         idp->layers = 0;
 }
 EXPORT_SYMBOL(idr_remove_all);
diff --git a/lib/kernel_lock.c b/lib/kernel_lock.c
index 01a3c22c1b5a..39f1029e3525 100644
--- a/lib/kernel_lock.c
+++ b/lib/kernel_lock.c
@@ -39,7 +39,7 @@ static  __cacheline_aligned_in_smp DEFINE_SPINLOCK(kernel_flag);
 int __lockfunc __reacquire_kernel_lock(void)
 {
         while (!_raw_spin_trylock(&kernel_flag)) {
-                if (test_thread_flag(TIF_NEED_RESCHED))
+                if (need_resched())
                         return -EAGAIN;
                 cpu_relax();
         }