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-rw-r--r--include/linux/pageblock-flags.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pageblock-flags.h b/include/linux/pageblock-flags.h
index 96b623f9b4db..3619d52a425c 100644
--- a/include/linux/pageblock-flags.h
+++ b/include/linux/pageblock-flags.h
@@ -31,6 +31,7 @@
/* Bit indices that affect a whole block of pages */
enum pageblock_bits {
+ PB_range(PB_migrate, 1), /* 1 bit required for migrate types */
NR_PAGEBLOCK_BITS
};