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-rw-r--r--block/blk-mq-sysfs.c6
-rw-r--r--block/blk-mq.c3
-rw-r--r--include/linux/blk-mq.h14
3 files changed, 6 insertions, 17 deletions
diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index 431fdda21737..4ea4dd8a1eed 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -416,12 +416,14 @@ void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx)
static void blk_mq_sysfs_init(struct request_queue *q)
{
struct blk_mq_ctx *ctx;
- int i;
+ int cpu;
kobject_init(&q->mq_kobj, &blk_mq_ktype);
- queue_for_each_ctx(q, ctx, i)
+ for_each_possible_cpu(cpu) {
+ ctx = per_cpu_ptr(q->queue_ctx, cpu);
kobject_init(&ctx->kobj, &blk_mq_ctx_ktype);
+ }
}
int blk_mq_register_disk(struct gendisk *disk)
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 050f7a13021b..1699baf39b78 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1798,11 +1798,12 @@ static void blk_mq_map_swqueue(struct request_queue *q,
/*
* Map software to hardware queues
*/
- queue_for_each_ctx(q, ctx, i) {
+ for_each_possible_cpu(i) {
/* If the cpu isn't online, the cpu is mapped to first hctx */
if (!cpumask_test_cpu(i, online_mask))
continue;
+ ctx = per_cpu_ptr(q->queue_ctx, i);
hctx = q->mq_ops->map_queue(q, i);
cpumask_set_cpu(i, hctx->cpumask);
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 15a73d49fd1d..9ac9799b702b 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -263,22 +263,8 @@ static inline void *blk_mq_rq_to_pdu(struct request *rq)
for ((i) = 0; (i) < (q)->nr_hw_queues && \
({ hctx = (q)->queue_hw_ctx[i]; 1; }); (i)++)
-#define queue_for_each_ctx(q, ctx, i) \
- for ((i) = 0; (i) < (q)->nr_queues && \
- ({ ctx = per_cpu_ptr((q)->queue_ctx, (i)); 1; }); (i)++)
-
#define hctx_for_each_ctx(hctx, ctx, i) \
for ((i) = 0; (i) < (hctx)->nr_ctx && \
({ ctx = (hctx)->ctxs[(i)]; 1; }); (i)++)
-#define blk_ctx_sum(q, sum) \
-({ \
- struct blk_mq_ctx *__x; \
- unsigned int __ret = 0, __i; \
- \
- queue_for_each_ctx((q), __x, __i) \
- __ret += sum; \
- __ret; \
-})
-
#endif