nvme-tcp: constify nvme_tcp_mq_ops and nvme_tcp_admin_mq_ops
nvme_tcp_mq_ops and nvme_tcp_admin_mq_ops are never modified and can be
made const to allow the compiler to put them in read-only memory.
Before:
text data bss dec hex filename
53102 6885 576 60563 ec93 drivers/nvme/host/tcp.o
After:
text data bss dec hex filename
53422 6565 576 60563 ec93 drivers/nvme/host/tcp.o
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Acked-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 7c7c188..7979fcf 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -131,8 +131,8 @@ struct nvme_tcp_ctrl {
static LIST_HEAD(nvme_tcp_ctrl_list);
static DEFINE_MUTEX(nvme_tcp_ctrl_mutex);
static struct workqueue_struct *nvme_tcp_wq;
-static struct blk_mq_ops nvme_tcp_mq_ops;
-static struct blk_mq_ops nvme_tcp_admin_mq_ops;
+static const struct blk_mq_ops nvme_tcp_mq_ops;
+static const struct blk_mq_ops nvme_tcp_admin_mq_ops;
static int nvme_tcp_try_send(struct nvme_tcp_queue *queue);
static inline struct nvme_tcp_ctrl *to_tcp_ctrl(struct nvme_ctrl *ctrl)
@@ -2338,7 +2338,7 @@ static int nvme_tcp_poll(struct blk_mq_hw_ctx *hctx)
return queue->nr_cqe;
}
-static struct blk_mq_ops nvme_tcp_mq_ops = {
+static const struct blk_mq_ops nvme_tcp_mq_ops = {
.queue_rq = nvme_tcp_queue_rq,
.complete = nvme_complete_rq,
.init_request = nvme_tcp_init_request,
@@ -2349,7 +2349,7 @@ static struct blk_mq_ops nvme_tcp_mq_ops = {
.poll = nvme_tcp_poll,
};
-static struct blk_mq_ops nvme_tcp_admin_mq_ops = {
+static const struct blk_mq_ops nvme_tcp_admin_mq_ops = {
.queue_rq = nvme_tcp_queue_rq,
.complete = nvme_complete_rq,
.init_request = nvme_tcp_init_request,
