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-rw-r--r--kernel/rcu/tree_stall.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
index 065183391f75..0627a66699a6 100644
--- a/kernel/rcu/tree_stall.h
+++ b/kernel/rcu/tree_stall.h
@@ -527,6 +527,8 @@ static void check_cpu_stall(struct rcu_data *rdp)
/* We haven't checked in, so go dump stack. */
print_cpu_stall();
+ if (rcu_cpu_stall_ftrace_dump)
+ rcu_ftrace_dump(DUMP_ALL);
} else if (rcu_gp_in_progress() &&
ULONG_CMP_GE(j, js + RCU_STALL_RAT_DELAY) &&
@@ -534,6 +536,8 @@ static void check_cpu_stall(struct rcu_data *rdp)
/* They had a few time units to dump stack, so complain. */
print_other_cpu_stall(gs2);
+ if (rcu_cpu_stall_ftrace_dump)
+ rcu_ftrace_dump(DUMP_ALL);
}
}