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-rw-r--r--include/block/accounting.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/block/accounting.h b/include/block/accounting.h
index d1f67b10dd..878b4c3581 100644
--- a/include/block/accounting.h
+++ b/include/block/accounting.h
@@ -33,9 +33,11 @@ typedef struct BlockAcctTimedStats BlockAcctTimedStats;
 typedef struct BlockAcctStats BlockAcctStats;
 
 enum BlockAcctType {
+    BLOCK_ACCT_NONE = 0,
     BLOCK_ACCT_READ,
     BLOCK_ACCT_WRITE,
     BLOCK_ACCT_FLUSH,
+    BLOCK_ACCT_UNMAP,
     BLOCK_MAX_IOTYPE,
 };