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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-09-25 10:01:45 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-09-25 10:01:45 -0700
commit5217192b85480353aeeb395574e60d0db04f3676 (patch)
treea45b440623a8fc55ece18b72e40829b2d9815d74 /kernel/rcutree.c
parentbda4ec9f6a7d7b249c7b14baa553731efedce300 (diff)
parentbff4a394795add6b919debc009f72b7607f5d4bf (diff)
Merge remote-tracking branch 'tip/smp/hotplug' into next.2012.09.25b
The conflicts between kernel/rcutree.h and kernel/rcutree_plugin.h were due to adjacent insertions and deletions, which were resolved by simply accepting the changes on both branches.
Diffstat (limited to 'kernel/rcutree.c')
-rw-r--r--kernel/rcutree.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 80fd02e5d115..7387e46009d9 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -134,13 +134,12 @@ static int rcu_scheduler_fully_active __read_mostly;
*/
static DEFINE_PER_CPU(struct task_struct *, rcu_cpu_kthread_task);
DEFINE_PER_CPU(unsigned int, rcu_cpu_kthread_status);
-DEFINE_PER_CPU(int, rcu_cpu_kthread_cpu);
DEFINE_PER_CPU(unsigned int, rcu_cpu_kthread_loops);
DEFINE_PER_CPU(char, rcu_cpu_has_work);
#endif /* #ifdef CONFIG_RCU_BOOST */
-static void rcu_node_kthread_setaffinity(struct rcu_node *rnp, int outgoingcpu);
+static void rcu_boost_kthread_setaffinity(struct rcu_node *rnp, int outgoingcpu);
static void invoke_rcu_core(void);
static void invoke_rcu_callbacks(struct rcu_state *rsp, struct rcu_data *rdp);
@@ -1543,8 +1542,7 @@ static void rcu_cleanup_dead_cpu(int cpu, struct rcu_state *rsp)
struct rcu_node *rnp = rdp->mynode; /* Outgoing CPU's rdp & rnp. */
/* Adjust any no-longer-needed kthreads. */
- rcu_stop_cpu_kthread(cpu);
- rcu_node_kthread_setaffinity(rnp, -1);
+ rcu_boost_kthread_setaffinity(rnp, -1);
/* Remove the dead CPU from the bitmasks in the rcu_node hierarchy. */
@@ -2572,12 +2570,10 @@ static int __cpuinit rcu_cpu_notify(struct notifier_block *self,
break;
case CPU_ONLINE:
case CPU_DOWN_FAILED:
- rcu_node_kthread_setaffinity(rnp, -1);
- rcu_cpu_kthread_setrt(cpu, 1);
+ rcu_boost_kthread_setaffinity(rnp, -1);
break;
case CPU_DOWN_PREPARE:
- rcu_node_kthread_setaffinity(rnp, cpu);
- rcu_cpu_kthread_setrt(cpu, 0);
+ rcu_boost_kthread_setaffinity(rnp, cpu);
break;
case CPU_DYING:
case CPU_DYING_FROZEN: