nvme-rdma: move nvme cm status helper to .h file
This will enable the usage for nvme rdma target.
Also move from a lookup array to a switch statement.
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Parav Pandit <parav@mellanox.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/include/linux/nvme-rdma.h b/include/linux/nvme-rdma.h
index bf240a3..a72fd04 100644
--- a/include/linux/nvme-rdma.h
+++ b/include/linux/nvme-rdma.h
@@ -29,6 +29,30 @@ enum nvme_rdma_cm_status {
NVME_RDMA_CM_INVALID_ORD = 0x08,
};
+static inline const char *nvme_rdma_cm_msg(enum nvme_rdma_cm_status status)
+{
+ switch (status) {
+ case NVME_RDMA_CM_INVALID_LEN:
+ return "invalid length";
+ case NVME_RDMA_CM_INVALID_RECFMT:
+ return "invalid record format";
+ case NVME_RDMA_CM_INVALID_QID:
+ return "invalid queue ID";
+ case NVME_RDMA_CM_INVALID_HSQSIZE:
+ return "invalid host SQ size";
+ case NVME_RDMA_CM_INVALID_HRQSIZE:
+ return "invalid host RQ size";
+ case NVME_RDMA_CM_NO_RSC:
+ return "resource not found";
+ case NVME_RDMA_CM_INVALID_IRD:
+ return "invalid IRD";
+ case NVME_RDMA_CM_INVALID_ORD:
+ return "Invalid ORD";
+ default:
+ return "unrecognized reason";
+ }
+}
+
/**
* struct nvme_rdma_cm_req - rdma connect request
*