summaryrefslogtreecommitdiff
path: root/include/linux/sched.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2010-12-23 14:57:04 +0300
committerIngo Molnar <mingo@elte.hu>2010-12-23 14:57:04 +0300
commit394f4528c523d88daabd50f883a8d6b164075555 (patch)
treeb45a5b87a1ba9be8afe71f1db1537ff19e2b05d8 /include/linux/sched.h
parent90a8a73c06cc32b609a880d48449d7083327e11a (diff)
parent3c2dcf2aed5ea22ecf65a9a871c4963faec421b3 (diff)
downloadlinux-394f4528c523d88daabd50f883a8d6b164075555.tar.xz
Merge branch 'rcu/next' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-2.6-rcu into core/rcu
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 223874538b33..d8005503cc62 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1229,6 +1229,9 @@ struct task_struct {
#ifdef CONFIG_TREE_PREEMPT_RCU
struct rcu_node *rcu_blocked_node;
#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
+#ifdef CONFIG_RCU_BOOST
+ struct rt_mutex *rcu_boost_mutex;
+#endif /* #ifdef CONFIG_RCU_BOOST */
#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT)
struct sched_info sched_info;
@@ -1759,7 +1762,8 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t *
#ifdef CONFIG_PREEMPT_RCU
#define RCU_READ_UNLOCK_BLOCKED (1 << 0) /* blocked while in RCU read-side. */
-#define RCU_READ_UNLOCK_NEED_QS (1 << 1) /* RCU core needs CPU response. */
+#define RCU_READ_UNLOCK_BOOSTED (1 << 1) /* boosted while in RCU read-side. */
+#define RCU_READ_UNLOCK_NEED_QS (1 << 2) /* RCU core needs CPU response. */
static inline void rcu_copy_process(struct task_struct *p)
{
@@ -1767,7 +1771,10 @@ static inline void rcu_copy_process(struct task_struct *p)
p->rcu_read_unlock_special = 0;
#ifdef CONFIG_TREE_PREEMPT_RCU
p->rcu_blocked_node = NULL;
-#endif
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
+#ifdef CONFIG_RCU_BOOST
+ p->rcu_boost_mutex = NULL;
+#endif /* #ifdef CONFIG_RCU_BOOST */
INIT_LIST_HEAD(&p->rcu_node_entry);
}