From 3e4f574857eebce60bb56d7524f3f9eaa2a126d0 Mon Sep 17 00:00:00 2001 From: Nicholas Bellinger Date: Wed, 28 Nov 2012 01:38:04 -0800 Subject: ib_srpt: Convert TMR path to target_submit_tmr This patch converts the TMR path in srpt_handle_tsk_mgmt() to use target_submit_tmr() with TARGET_SCF_ACK_KREF flag usage. v2: Drop ununused res in target_submit_tmr (Fengguang.Wu) Cc: Christoph Hellwig Cc: Bart Van Assche Cc: Roland Dreier Signed-off-by: Nicholas Bellinger --- drivers/infiniband/ulp/srpt/ib_srpt.c | 37 +++++++++++++++++------------------ 1 file changed, 18 insertions(+), 19 deletions(-) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index 77b6368fec3d..c09d41b1a2ff 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -1825,9 +1825,11 @@ static void srpt_handle_tsk_mgmt(struct srpt_rdma_ch *ch, { struct srp_tsk_mgmt *srp_tsk; struct se_cmd *cmd; + struct se_session *sess = ch->sess; uint64_t unpacked_lun; + uint32_t tag = 0; int tcm_tmr; - int res; + int rc; BUG_ON(!send_ioctx); @@ -1846,28 +1848,25 @@ static void srpt_handle_tsk_mgmt(struct srpt_rdma_ch *ch, TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED; goto fail; } - transport_init_se_cmd(&send_ioctx->cmd, &srpt_target->tf_ops, ch->sess, - 0, DMA_NONE, MSG_SIMPLE_TAG, send_ioctx->sense_data); - - res = core_tmr_alloc_req(cmd, NULL, tcm_tmr, GFP_KERNEL); - if (res < 0) { - send_ioctx->cmd.se_tmr_req->response = TMR_FUNCTION_REJECTED; - goto fail; - } - unpacked_lun = srpt_unpack_lun((uint8_t *)&srp_tsk->lun, sizeof(srp_tsk->lun)); - res = transport_lookup_tmr_lun(&send_ioctx->cmd, unpacked_lun); - if (res) { - pr_debug("rejecting TMR for LUN %lld\n", unpacked_lun); - send_ioctx->cmd.se_tmr_req->response = TMR_LUN_DOES_NOT_EXIST; + + if (srp_tsk->tsk_mgmt_func == SRP_TSK_ABORT_TASK) { + rc = srpt_rx_mgmt_fn_tag(send_ioctx, srp_tsk->task_tag); + if (rc < 0) { + send_ioctx->cmd.se_tmr_req->response = + TMR_TASK_DOES_NOT_EXIST; + goto fail; + } + tag = srp_tsk->task_tag; + } + rc = target_submit_tmr(&send_ioctx->cmd, sess, NULL, unpacked_lun, + srp_tsk, tcm_tmr, GFP_KERNEL, tag, + TARGET_SCF_ACK_KREF); + if (rc != 0) { + send_ioctx->cmd.se_tmr_req->response = TMR_FUNCTION_REJECTED; goto fail; } - - if (srp_tsk->tsk_mgmt_func == SRP_TSK_ABORT_TASK) - srpt_rx_mgmt_fn_tag(send_ioctx, srp_tsk->task_tag); - - transport_generic_handle_tmr(&send_ioctx->cmd); return; fail: transport_send_check_condition_and_sense(cmd, 0, 0); // XXX: -- cgit v1.2.3