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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-10-22 07:12:34 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-12-11 10:31:28 -0800 |
| commit | b40d293eb36ba40cd428b6d178db911174689702 (patch) | |
| tree | 78109a13c0bf86608f3caaea547fd9e948aee743 /kernel/rcutree.h | |
| parent | 34240697d619c439c55f21989680024dcb604aab (diff) | |
| download | linux-b40d293eb36ba40cd428b6d178db911174689702.tar.bz2 | |
rcu: Omit self-awaken when setting up expedited grace period
When setting up an expedited grace period, if there were no readers, the
task will awaken itself. This commit removes this useless self-awakening.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcutree.h')
| -rw-r--r-- | kernel/rcutree.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/rcutree.h b/kernel/rcutree.h index 0963fa1541ac..fd2f87db2ab1 100644 --- a/kernel/rcutree.h +++ b/kernel/rcutree.h @@ -444,7 +444,8 @@ static void rcu_preempt_check_callbacks(int cpu); static void rcu_preempt_process_callbacks(void); void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)); #if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_TREE_PREEMPT_RCU) -static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp); +static void rcu_report_exp_rnp(struct rcu_state *rsp, struct rcu_node *rnp, + bool wake); #endif /* #if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_TREE_PREEMPT_RCU) */ static int rcu_preempt_pending(int cpu); static int rcu_preempt_needs_cpu(int cpu); |