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authorMark Brown <broonie@opensource.wolfsonmicro.com>2011-01-19 11:22:54 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-01-19 11:22:54 +0000
commita1926d1745114789687ac029ae8c58944b7d2256 (patch)
treec303e75615e378451a80b97bfd2c1ba54029d9bb /include/linux/init_task.h
parent492e917635a0fa05439bb562fd51577efc9cef30 (diff)
parent52fc43f7c1c416b114e88ff39635c36e67ef15b6 (diff)
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Merge branch 'for-2.6.38' into for-2.6.39
Diffstat (limited to 'include/linux/init_task.h')
-rw-r--r--include/linux/init_task.h18
1 files changed, 16 insertions, 2 deletions
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 1f8c06ce0fa6..caa151fbebb7 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -12,6 +12,13 @@
#include <linux/securebits.h>
#include <net/net_namespace.h>
+#ifdef CONFIG_SMP
+# define INIT_PUSHABLE_TASKS(tsk) \
+ .pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO),
+#else
+# define INIT_PUSHABLE_TASKS(tsk)
+#endif
+
extern struct files_struct init_files;
extern struct fs_struct init_fs;
@@ -83,6 +90,12 @@ extern struct group_info init_groups;
*/
# define CAP_INIT_BSET CAP_FULL_SET
+#ifdef CONFIG_RCU_BOOST
+#define INIT_TASK_RCU_BOOST() \
+ .rcu_boost_mutex = NULL,
+#else
+#define INIT_TASK_RCU_BOOST()
+#endif
#ifdef CONFIG_TREE_PREEMPT_RCU
#define INIT_TASK_RCU_TREE_PREEMPT() \
.rcu_blocked_node = NULL,
@@ -94,7 +107,8 @@ extern struct group_info init_groups;
.rcu_read_lock_nesting = 0, \
.rcu_read_unlock_special = 0, \
.rcu_node_entry = LIST_HEAD_INIT(tsk.rcu_node_entry), \
- INIT_TASK_RCU_TREE_PREEMPT()
+ INIT_TASK_RCU_TREE_PREEMPT() \
+ INIT_TASK_RCU_BOOST()
#else
#define INIT_TASK_RCU_PREEMPT(tsk)
#endif
@@ -137,7 +151,7 @@ extern struct cred init_cred;
.nr_cpus_allowed = NR_CPUS, \
}, \
.tasks = LIST_HEAD_INIT(tsk.tasks), \
- .pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO), \
+ INIT_PUSHABLE_TASKS(tsk) \
.ptraced = LIST_HEAD_INIT(tsk.ptraced), \
.ptrace_entry = LIST_HEAD_INIT(tsk.ptrace_entry), \
.real_parent = &tsk, \