diff options
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.h')
| -rw-r--r-- | drivers/infiniband/ulp/srpt/ib_srpt.h | 30 |
1 files changed, 12 insertions, 18 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h index af9b8b527..389030487 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.h +++ b/drivers/infiniband/ulp/srpt/ib_srpt.h @@ -42,6 +42,7 @@ #include <rdma/ib_verbs.h> #include <rdma/ib_sa.h> #include <rdma/ib_cm.h> +#include <rdma/rw.h> #include <scsi/srp.h> @@ -174,21 +175,17 @@ struct srpt_recv_ioctx { struct srpt_ioctx ioctx; struct list_head wait_list; }; + +struct srpt_rw_ctx { + struct rdma_rw_ctx rw; + struct scatterlist *sg; + unsigned int nents; +}; /** * struct srpt_send_ioctx - SRPT send I/O context. * @ioctx: See above. * @ch: Channel pointer. - * @free_list: Node in srpt_rdma_ch.free_list. - * @n_rbuf: Number of data buffers in the received SRP command. - * @rbufs: Pointer to SRP data buffer array. - * @single_rbuf: SRP data buffer if the command has only a single buffer. - * @sg: Pointer to sg-list associated with this I/O context. - * @sg_cnt: SG-list size. - * @mapped_sg_count: ib_dma_map_sg() return value. - * @n_rdma_wrs: Number of elements in the rdma_wrs array. - * @rdma_wrs: Array with information about the RDMA mapping. - * @tag: Tag of the received SRP information unit. * @spinlock: Protects 'state'. * @state: I/O context state. * @cmd: Target core command data structure. @@ -197,21 +194,18 @@ struct srpt_recv_ioctx { struct srpt_send_ioctx { struct srpt_ioctx ioctx; struct srpt_rdma_ch *ch; - struct ib_rdma_wr *rdma_wrs; + + struct srpt_rw_ctx s_rw_ctx; + struct srpt_rw_ctx *rw_ctxs; + struct ib_cqe rdma_cqe; - struct srp_direct_buf *rbufs; - struct srp_direct_buf single_rbuf; - struct scatterlist *sg; struct list_head free_list; spinlock_t spinlock; enum srpt_command_state state; struct se_cmd cmd; struct completion tx_done; - int sg_cnt; - int mapped_sg_count; - u16 n_rdma_wrs; u8 n_rdma; - u8 n_rbuf; + u8 n_rw_ctx; bool queue_status_only; u8 sense_data[TRANSPORT_SENSE_BUFFER]; }; |