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-rw-r--r--include/linux/blkdev.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 95886b404b16..fe1797bbec42 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -656,6 +656,7 @@ enum {
QUEUE_FLAG_SQ_SCHED, /* single queue style io dispatch */
QUEUE_FLAG_DISABLE_WBT_DEF, /* for sched to disable/enable wbt */
QUEUE_FLAG_NO_ELV_SWITCH, /* can't switch elevator any more */
+ QUEUE_FLAG_QOS_ENABLED, /* qos is enabled */
QUEUE_FLAG_MAX
};