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authorIngo Molnar <mingo@kernel.org>2012-07-06 11:18:50 +0200
committerIngo Molnar <mingo@kernel.org>2012-07-06 11:18:50 +0200
commit40b3c43f042c2ba8915aff5c63708207ed7639cb (patch)
tree3249ad124f33aa664c79df44e6d7c3948d5e73d5 /include/linux/sched.h
parent9e85a6f9dc231f3ed3c1dc1b12217505d970142a (diff)
parentcba6d0d64ee53772b285d0c0c288deefbeaf7775 (diff)
Merge branch 'rcu/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/urgent
Pull low probability CONFIG_RCU_BOOST=y deadlock fix from Paul E. McKenney. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h10
1 files changed, 0 insertions, 10 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 4059c0f33f07..06a4c5f4f55c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1871,22 +1871,12 @@ static inline void rcu_copy_process(struct task_struct *p)
INIT_LIST_HEAD(&p->rcu_node_entry);
}
-static inline void rcu_switch_from(struct task_struct *prev)
-{
- if (prev->rcu_read_lock_nesting != 0)
- rcu_preempt_note_context_switch();
-}
-
#else
static inline void rcu_copy_process(struct task_struct *p)
{
}
-static inline void rcu_switch_from(struct task_struct *prev)
-{
-}
-
#endif
#ifdef CONFIG_SMP