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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-02-18 19:39:09 -0500
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-02-26 15:03:01 -0500
commit5afff48bdf7481570c9385a8a674a81ffb8f09ee (patch)
treeed5c3a224b7227e9055d0a6e5afab49d4c26571c /kernel/rcu/tree.c
parent4bb3c5f4142a359de46cf14ebab64c4c903d6773 (diff)
rcu: Update from rcu_expedited variable to rcu_gp_is_expedited()
This commit updates open-coded tests of the rcu_expedited variable to instead use rcu_gp_is_expedited(). Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/tree.c')
-rw-r--r--kernel/rcu/tree.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 48d640ca1a05..4325fbe79d84 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -2954,7 +2954,7 @@ void synchronize_sched(void)
2954 "Illegal synchronize_sched() in RCU-sched read-side critical section"); 2954 "Illegal synchronize_sched() in RCU-sched read-side critical section");
2955 if (rcu_blocking_is_gp()) 2955 if (rcu_blocking_is_gp())
2956 return; 2956 return;
2957 if (rcu_expedited) 2957 if (rcu_gp_is_expedited())
2958 synchronize_sched_expedited(); 2958 synchronize_sched_expedited();
2959 else 2959 else
2960 wait_rcu_gp(call_rcu_sched); 2960 wait_rcu_gp(call_rcu_sched);
@@ -2981,7 +2981,7 @@ void synchronize_rcu_bh(void)
2981 "Illegal synchronize_rcu_bh() in RCU-bh read-side critical section"); 2981 "Illegal synchronize_rcu_bh() in RCU-bh read-side critical section");
2982 if (rcu_blocking_is_gp()) 2982 if (rcu_blocking_is_gp())
2983 return; 2983 return;
2984 if (rcu_expedited) 2984 if (rcu_gp_is_expedited())
2985 synchronize_rcu_bh_expedited(); 2985 synchronize_rcu_bh_expedited();
2986 else 2986 else
2987 wait_rcu_gp(call_rcu_bh); 2987 wait_rcu_gp(call_rcu_bh);
@@ -3660,11 +3660,12 @@ static int rcu_pm_notify(struct notifier_block *self,
3660 case PM_HIBERNATION_PREPARE: 3660 case PM_HIBERNATION_PREPARE:
3661 case PM_SUSPEND_PREPARE: 3661 case PM_SUSPEND_PREPARE:
3662 if (nr_cpu_ids <= 256) /* Expediting bad for large systems. */ 3662 if (nr_cpu_ids <= 256) /* Expediting bad for large systems. */
3663 rcu_expedited = 1; 3663 rcu_expedite_gp();
3664 break; 3664 break;
3665 case PM_POST_HIBERNATION: 3665 case PM_POST_HIBERNATION:
3666 case PM_POST_SUSPEND: 3666 case PM_POST_SUSPEND:
3667 rcu_expedited = 0; 3667 if (nr_cpu_ids <= 256) /* Expediting bad for large systems. */
3668 rcu_unexpedite_gp();
3668 break; 3669 break;
3669 default: 3670 default:
3670 break; 3671 break;