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[RFC,08/12] block: add mq_ops to submit and complete commands from raw-queue

Message ID 20230429093925.133327-9-joshi.k@samsung.com (mailing list archive)
State New
Headers show
Series io_uring attached nvme queue | expand

Commit Message

Kanchan Joshi April 29, 2023, 9:39 a.m. UTC 
From: Anuj Gupta <anuj20.g@samsung.com>

This patch introduces ->queue_uring_cmd and -> poll_uring_cmd in mq_ops,
which will allow to submit and complete (via polling) from the specified
raw-queue (denoted by qid).

Signed-off-by: Kanchan Joshi <joshi.k@samsung.com>
Signed-off-by: Anuj Gupta <anuj20.g@samsung.com>
---
 include/linux/blk-mq.h | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 7d6790be4847..dcce2939ff1e 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -659,6 +659,9 @@  struct blk_mq_ops {
 	void (*show_rq)(struct seq_file *m, struct request *rq);
 	int (*register_queue)(void *data);
 	int (*unregister_queue)(void *data, int qid);
+	int (*queue_uring_cmd)(struct io_uring_cmd *ioucmd, int qid);
+	int (*poll_uring_cmd)(struct io_uring_cmd *ioucmd, int qid,
+			      struct io_comp_batch *);
 #endif
 };