1 files changed, 20 insertions, 0 deletions

diff --git a/kernel/rcutree_trace.c b/kernel/rcutree_trace.c
index 31af3a0fb6d5..0ea1bff69727 100644
--- a/kernel/rcutree_trace.c
+++ b/kernel/rcutree_trace.c
@@ -77,6 +77,10 @@ static void print_one_rcu_data(struct seq_file *m, struct rcu_data *rdp)
 
 static int show_rcudata(struct seq_file *m, void *unused)
 {
+#ifdef CONFIG_TREE_PREEMPT_RCU
+        seq_puts(m, "rcu_preempt:\n");
+        PRINT_RCU_DATA(rcu_preempt_data, print_one_rcu_data, m);
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
         seq_puts(m, "rcu_sched:\n");
         PRINT_RCU_DATA(rcu_sched_data, print_one_rcu_data, m);
         seq_puts(m, "rcu_bh:\n");
@@ -125,6 +129,10 @@ static int show_rcudata_csv(struct seq_file *m, void *unused)
         seq_puts(m, "\"dt\",\"dt nesting\",\"dn\",\"df\",");
 #endif /* #ifdef CONFIG_NO_HZ */
         seq_puts(m, "\"of\",\"ri\",\"ql\",\"b\"\n");
+#ifdef CONFIG_TREE_PREEMPT_RCU
+        seq_puts(m, "\"rcu_preempt:\"\n");
+        PRINT_RCU_DATA(rcu_preempt_data, print_one_rcu_data_csv, m);
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
         seq_puts(m, "\"rcu_sched:\"\n");
         PRINT_RCU_DATA(rcu_sched_data, print_one_rcu_data_csv, m);
         seq_puts(m, "\"rcu_bh:\"\n");
@@ -172,6 +180,10 @@ static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp)
 
 static int show_rcuhier(struct seq_file *m, void *unused)
 {
+#ifdef CONFIG_TREE_PREEMPT_RCU
+        seq_puts(m, "rcu_preempt:\n");
+        print_one_rcu_state(m, &rcu_preempt_state);
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
         seq_puts(m, "rcu_sched:\n");
         print_one_rcu_state(m, &rcu_sched_state);
         seq_puts(m, "rcu_bh:\n");
@@ -194,6 +206,10 @@ static struct file_operations rcuhier_fops = {
 
 static int show_rcugp(struct seq_file *m, void *unused)
 {
+#ifdef CONFIG_TREE_PREEMPT_RCU
+        seq_printf(m, "rcu_preempt: completed=%ld  gpnum=%ld\n",
+                   rcu_preempt_state.completed, rcu_preempt_state.gpnum);
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
         seq_printf(m, "rcu_sched: completed=%ld  gpnum=%ld\n",
                    rcu_sched_state.completed, rcu_sched_state.gpnum);
         seq_printf(m, "rcu_bh: completed=%ld  gpnum=%ld\n",
@@ -244,6 +260,10 @@ static void print_rcu_pendings(struct seq_file *m, struct rcu_state *rsp)
 
 static int show_rcu_pending(struct seq_file *m, void *unused)
 {
+#ifdef CONFIG_TREE_PREEMPT_RCU
+        seq_puts(m, "rcu_preempt:\n");
+        print_rcu_pendings(m, &rcu_preempt_state);
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
         seq_puts(m, "rcu_sched:\n");
         print_rcu_pendings(m, &rcu_sched_state);
         seq_puts(m, "rcu_bh:\n");