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authorNicholas Bellinger <nab@linux-iscsi.org>2012-11-28 01:38:04 -0800
committerNicholas Bellinger <nab@linux-iscsi.org>2012-11-28 11:20:28 -0800
commit3e4f574857eebce60bb56d7524f3f9eaa2a126d0 (patch)
tree2ade83405eaa28dde2e45bb103f29b2316c18019 /drivers/infiniband/ulp/srpt/ib_srpt.c
parent9474b043132f41ee03bd3d8dcb076f8569ae69d3 (diff)
downloadlinux-stericsson-3e4f574857eebce60bb56d7524f3f9eaa2a126d0.tar.gz
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 <hch@lst.de> Cc: Bart Van Assche <bvanassche@acm.org> Cc: Roland Dreier <roland@kernel.org> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.c')
-rw-r--r--drivers/infiniband/ulp/srpt/ib_srpt.c37
1 files changed, 18 insertions, 19 deletions
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: