After removing the FMR support in iSER, there is only one type of
registration context. Replace the void pointer with the explicit structure
for registration (struct iser_fr_desc).
Link: https://lore.kernel.org/r/20220308145546.8372-3-mgurtovoy@nvidia.com
Reviewed-by: Sergey Gorenko <sergeygo@nvidia.com>
Signed-off-by: Max Gurtovoy <mgurtovoy@nvidia.com>
Acked-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
*
* @sge: memory region sg element
* @rkey: memory region remote key
- * @mem_h: pointer to registration context (FMR/Fastreg)
+ * @desc: pointer to fast registration context
*/
struct iser_mem_reg {
- struct ib_sge sge;
- u32 rkey;
- void *mem_h;
+ struct ib_sge sge;
+ u32 rkey;
+ struct iser_fr_desc *desc;
};
enum iser_desc_type {
struct iser_fr_desc *desc;
if (iser_task->dir[ISER_DIR_IN]) {
- desc = iser_task->rdma_reg[ISER_DIR_IN].mem_h;
+ desc = iser_task->rdma_reg[ISER_DIR_IN].desc;
if (unlikely(iser_inv_desc(desc, rkey)))
return -EINVAL;
}
if (iser_task->dir[ISER_DIR_OUT]) {
- desc = iser_task->rdma_reg[ISER_DIR_OUT].mem_h;
+ desc = iser_task->rdma_reg[ISER_DIR_OUT].desc;
if (unlikely(iser_inv_desc(desc, rkey)))
return -EINVAL;
}
struct iser_fr_desc *desc;
struct ib_mr_status mr_status;
- desc = reg->mem_h;
+ desc = reg->desc;
if (!desc)
return;
ib_check_mr_status(desc->rsc.sig_mr, IB_MR_CHECK_SIG_STATUS,
&mr_status);
}
- iser_reg_desc_put_fr(&iser_task->iser_conn->ib_conn, reg->mem_h);
- reg->mem_h = NULL;
+ iser_reg_desc_put_fr(&iser_task->iser_conn->ib_conn, reg->desc);
+ reg->desc = NULL;
}
static void iser_set_dif_domain(struct scsi_cmnd *sc,
desc->sig_protected = true;
}
- reg->mem_h = desc;
+ reg->desc = desc;
return 0;
enum iser_data_dir cmd_dir, sector_t *sector)
{
struct iser_mem_reg *reg = &iser_task->rdma_reg[cmd_dir];
- struct iser_fr_desc *desc = reg->mem_h;
+ struct iser_fr_desc *desc = reg->desc;
unsigned long sector_size = iser_task->sc->device->sector_size;
struct ib_mr_status mr_status;
int ret;