1 files changed, 21 insertions, 7 deletions

diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 5368fbdc7801..21a6f5d9af22 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -94,15 +94,25 @@ extern struct group_info init_groups;
 # define CAP_INIT_BSET  CAP_INIT_EFF_SET
 #endif
 
+#ifdef CONFIG_TREE_PREEMPT_RCU
+#define INIT_TASK_RCU_PREEMPT(tsk)                                      \
+        .rcu_read_lock_nesting = 0,                                     \
+        .rcu_read_unlock_special = 0,                                   \
+        .rcu_blocked_node = NULL,                                       \
+        .rcu_node_entry = LIST_HEAD_INIT(tsk.rcu_node_entry),
+#else
+#define INIT_TASK_RCU_PREEMPT(tsk)
+#endif
+
 extern struct cred init_cred;
 
-#ifdef CONFIG_PERF_COUNTERS
-# define INIT_PERF_COUNTERS(tsk)                                        \
-        .perf_counter_mutex =                                           \
-                 __MUTEX_INITIALIZER(tsk.perf_counter_mutex),           \
-        .perf_counter_list = LIST_HEAD_INIT(tsk.perf_counter_list),
+#ifdef CONFIG_PERF_EVENTS
+# define INIT_PERF_EVENTS(tsk)                                  \
+        .perf_event_mutex =                                             \
+                 __MUTEX_INITIALIZER(tsk.perf_event_mutex),             \
+        .perf_event_list = LIST_HEAD_INIT(tsk.perf_event_list),
 #else
-# define INIT_PERF_COUNTERS(tsk)
+# define INIT_PERF_EVENTS(tsk)
 #endif
 
 /*
@@ -168,11 +178,12 @@ extern struct cred init_cred;
         },                                                              \
         .dirties = INIT_PROP_LOCAL_SINGLE(dirties),                     \
         INIT_IDS                                                        \
-        INIT_PERF_COUNTERS(tsk)                                         \
+        INIT_PERF_EVENTS(tsk)                                           \
         INIT_TRACE_IRQFLAGS                                             \
         INIT_LOCKDEP                                                    \
         INIT_FTRACE_GRAPH                                               \
         INIT_TRACE_RECURSION                                            \
+        INIT_TASK_RCU_PREEMPT(tsk)                                      \
 }
 
 
@@ -183,5 +194,8 @@ extern struct cred init_cred;
         LIST_HEAD_INIT(cpu_timers[2]),                                  \
 }
 
+/* Attach to the init_task data structure for proper alignment */
+#define __init_task_data __attribute__((__section__(".data.init_task")))
+
 
 #endif