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-rw-r--r--include/linux/rcupdate.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index a1d26cb2892..981f9aa4335 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -65,6 +65,10 @@ struct rcu_ctrlblk {
long cur; /* Current batch number. */
long completed; /* Number of the last completed batch */
int next_pending; /* Is the next batch already waiting? */
+
+ spinlock_t lock ____cacheline_internodealigned_in_smp;
+ cpumask_t cpumask; /* CPUs that need to switch in order */
+ /* for current batch to proceed. */
} ____cacheline_internodealigned_in_smp;
/* Is batch a before batch b ? */