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-rw-r--r--include/linux/hashtable.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/hashtable.h b/include/linux/hashtable.h
index 519b6e2d769e..661e5c2a8e2a 100644
--- a/include/linux/hashtable.h
+++ b/include/linux/hashtable.h
@@ -16,6 +16,10 @@
struct hlist_head name[1 << (bits)] = \
{ [0 ... ((1 << (bits)) - 1)] = HLIST_HEAD_INIT }
+#define DEFINE_READ_MOSTLY_HASHTABLE(name, bits) \
+ struct hlist_head name[1 << (bits)] __read_mostly = \
+ { [0 ... ((1 << (bits)) - 1)] = HLIST_HEAD_INIT }
+
#define DECLARE_HASHTABLE(name, bits) \
struct hlist_head name[1 << (bits)]