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-rw-r--r--block/blk-mq-cpumap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-mq-cpumap.c b/block/blk-mq-cpumap.c
index 72e5ed691e37..5f13f4d0bcce 100644
--- a/block/blk-mq-cpumap.c
+++ b/block/blk-mq-cpumap.c
@@ -17,7 +17,7 @@
static int cpu_to_queue_index(unsigned int nr_cpus, unsigned int nr_queues,
const int cpu)
{
- return cpu / ((nr_cpus + nr_queues - 1) / nr_queues);
+ return cpu * nr_queues / nr_cpus;
}
static int get_first_sibling(unsigned int cpu)