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-rw-r--r--block/blk-mq-cpumap.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/block/blk-mq-cpumap.c b/block/blk-mq-cpumap.c
index 48bebf00a5f3..f945621a0e8f 100644
--- a/block/blk-mq-cpumap.c
+++ b/block/blk-mq-cpumap.c
@@ -42,8 +42,8 @@ int blk_mq_map_queues(struct blk_mq_queue_map *qmap)
/*
* First do sequential mapping between CPUs and queues.
* In case we still have CPUs to map, and we have some number of
- * threads per cores then map sibling threads to the same queue for
- * performace optimizations.
+ * threads per cores then map sibling threads to the same queue
+ * for performance optimizations.
*/
if (cpu < nr_queues) {
map[cpu] = cpu_to_queue_index(qmap, nr_queues, cpu);
@@ -60,7 +60,11 @@ int blk_mq_map_queues(struct blk_mq_queue_map *qmap)
}
EXPORT_SYMBOL_GPL(blk_mq_map_queues);
-/*
+/**
+ * blk_mq_hw_queue_to_node - Look up the memory node for a hardware queue index
+ * @qmap: CPU to hardware queue map.
+ * @index: hardware queue index.
+ *
* We have no quick way of doing reverse lookups. This is only used at
* queue init time, so runtime isn't important.
*/