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authorJens Axboe <axboe@fb.com>2016-09-15 08:45:45 -0600
committerJens Axboe <axboe@fb.com>2016-09-15 08:45:45 -0600
commit9151bcb4fb38aab04cdc67cc3b3e11396db1b8b4 (patch)
tree21c63aa480fc912adf83d1aa37e32ca061d410c2 /block
parent1b157939f92ae22d10b9d52baaa14f826927f5ff (diff)
blk-mq: kill unused blk_mq_create_mq_map()
Fixes 1b157939f92a ("blk-mq: get rid of the cpumask in struct blk_mq_tags") Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block')
-rw-r--r--block/blk-mq.c24
1 files changed, 0 insertions, 24 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 060b350d3f0c..f1c5263c44e8 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2271,30 +2271,6 @@ static int blk_mq_alloc_rq_maps(struct blk_mq_tag_set *set)
return 0;
}
-static int blk_mq_create_mq_map(struct blk_mq_tag_set *set,
- const struct cpumask *affinity_mask)
-{
- int queue = -1, cpu = 0;
-
- set->mq_map = kzalloc_node(sizeof(*set->mq_map) * nr_cpu_ids,
- GFP_KERNEL, set->numa_node);
- if (!set->mq_map)
- return -ENOMEM;
-
- if (!affinity_mask)
- return 0; /* map all cpus to queue 0 */
-
- /* If cpus are offline, map them to first hctx */
- for_each_online_cpu(cpu) {
- if (cpumask_test_cpu(cpu, affinity_mask))
- queue++;
- if (queue >= 0)
- set->mq_map[cpu] = queue;
- }
-
- return 0;
-}
-
/*
* Alloc a tag set to be associated with one or more request queues.
* May fail with EINVAL for various error conditions. May adjust the