diff options
author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-01-23 12:04:46 -0800 |
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committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-01-25 15:12:16 -0800 |
commit | 9b6ccc091e73fda15accc2cff2c5cc1093ed3c42 (patch) | |
tree | d9f36baf122578aa82ea541b4a07002d35ac73b3 | |
parent | 24e01ac92193999a5f311b919de5b8ed18382785 (diff) |
rcu: Semicolon inside RCU_TRACE() for tree.c
The current use of "RCU_TRACE(statement);" can cause odd bugs, especially
where "statement" is a local-variable declaration, as it can leave a
misplaced ";" in the source code. This commit therefore converts these
to "RCU_TRACE(statement;)", which avoids the misplaced ";".
Reported-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
-rw-r--r-- | kernel/rcu/tree.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index c20679b0ba20..42624462b5e4 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -2791,14 +2791,14 @@ static void rcu_adopt_orphan_cbs(struct rcu_state *rsp, unsigned long flags) */ static void rcu_cleanup_dying_cpu(struct rcu_state *rsp) { - RCU_TRACE(unsigned long mask); - RCU_TRACE(struct rcu_data *rdp = this_cpu_ptr(rsp->rda)); - RCU_TRACE(struct rcu_node *rnp = rdp->mynode); + RCU_TRACE(unsigned long mask;) + RCU_TRACE(struct rcu_data *rdp = this_cpu_ptr(rsp->rda);) + RCU_TRACE(struct rcu_node *rnp = rdp->mynode;) if (!IS_ENABLED(CONFIG_HOTPLUG_CPU)) return; - RCU_TRACE(mask = rdp->grpmask); + RCU_TRACE(mask = rdp->grpmask;) trace_rcu_grace_period(rsp->name, rnp->gpnum + 1 - !!(rnp->qsmask & mask), TPS("cpuofl")); |