[SCSI] be2iscsi: cleans up abort handling

This patch cleans up abort handling when TMF is sent

Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 11 insertions, 51 deletions

diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index eab31a515de3..aee3734d8617 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -1063,14 +1063,18 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
         case HWH_TYPE_IO:
         case HWH_TYPE_IO_RD:
                 if ((task->hdr->opcode & ISCSI_OPCODE_MASK) ==
-                    ISCSI_OP_NOOP_OUT) {
+                     ISCSI_OP_NOOP_OUT)
                         be_complete_nopin_resp(beiscsi_conn, task, psol);
-                } else
+                else
                         be_complete_io(beiscsi_conn, task, psol);
                 break;
 
         case HWH_TYPE_LOGOUT:
-                be_complete_logout(beiscsi_conn, task, psol);
+                if ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGOUT)
+                        be_complete_logout(beiscsi_conn, task, psol);
+                else
+                        be_complete_tmf(beiscsi_conn, task, psol);
+
                 break;
 
         case HWH_TYPE_LOGIN:
@@ -1079,10 +1083,6 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
                          "- Solicited path \n");
                 break;
 
-        case HWH_TYPE_TMF:
-                be_complete_tmf(beiscsi_conn, task, psol);
-                break;
-
         case HWH_TYPE_NOP:
                 be_complete_nopin_resp(beiscsi_conn, task, psol);
                 break;
@@ -3593,19 +3593,13 @@ static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg,
 
 static int beiscsi_mtask(struct iscsi_task *task)
 {
-        struct beiscsi_io_task *aborted_io_task, *io_task = task->dd_data;
+        struct beiscsi_io_task *io_task = task->dd_data;
         struct iscsi_conn *conn = task->conn;
         struct beiscsi_conn *beiscsi_conn = conn->dd_data;
         struct beiscsi_hba *phba = beiscsi_conn->phba;
-        struct iscsi_session *session;
         struct iscsi_wrb *pwrb = NULL;
-        struct hwi_controller *phwi_ctrlr;
-        struct hwi_wrb_context *pwrb_context;
-        struct wrb_handle *pwrb_handle;
         unsigned int doorbell = 0;
-        struct invalidate_command_table *inv_tbl;
-        struct iscsi_task *aborted_task;
-        unsigned int i, cid, tag, num_invalidate;
+        unsigned int cid;
 
         cid = beiscsi_conn->beiscsi_conn_cid;
         pwrb = io_task->pwrb_handle->pwrb;
@@ -3616,6 +3610,7 @@ static int beiscsi_mtask(struct iscsi_task *task)
                       io_task->pwrb_handle->wrb_index);
         AMAP_SET_BITS(struct amap_iscsi_wrb, sgl_icd_idx, pwrb,
                       io_task->psgl_handle->sgl_index);
+
         switch (task->hdr->opcode & ISCSI_OPCODE_MASK) {
         case ISCSI_OP_LOGIN:
                 AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
@@ -3640,36 +3635,6 @@ static int beiscsi_mtask(struct iscsi_task *task)
                 hwi_write_buffer(pwrb, task);
                 break;
         case ISCSI_OP_SCSI_TMFUNC:
-                session = conn->session;
-                i = ((struct iscsi_tm *)task->hdr)->rtt;
-                phwi_ctrlr = phba->phwi_ctrlr;
-                pwrb_context = &phwi_ctrlr->wrb_context[cid -
-                                            phba->fw_config.iscsi_cid_start];
-                pwrb_handle = pwrb_context->pwrb_handle_basestd[be32_to_cpu(i)
-                                                                >> 16];
-                aborted_task = pwrb_handle->pio_handle;
-                 if (!aborted_task)
-                        return 0;
-
-                aborted_io_task = aborted_task->dd_data;
-                if (!aborted_io_task->scsi_cmnd)
-                        return 0;
-
-                inv_tbl = phba->inv_tbl;
-                memset(inv_tbl, 0x0, sizeof(*inv_tbl));
-                inv_tbl->cid = cid;
-                inv_tbl->icd = aborted_io_task->psgl_handle->sgl_index;
-                num_invalidate = 1;
-                tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, cid);
-                if (!tag) {
-                        shost_printk(KERN_WARNING, phba->shost,
-                                     "mgmt_invalidate_icds could not be"
-                                     " submitted\n");
-                } else {
-                        wait_event_interruptible(phba->ctrl.mcc_wait[tag],
-                                                 phba->ctrl.mcc_numtag[tag]);
-                        free_mcc_tag(&phba->ctrl, tag);
-                }
                 AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
                               INI_TMF_CMD);
                 AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
@@ -3678,7 +3643,7 @@ static int beiscsi_mtask(struct iscsi_task *task)
         case ISCSI_OP_LOGOUT:
                 AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
                 AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
-                                HWH_TYPE_LOGOUT);
+                              HWH_TYPE_LOGOUT);
                 hwi_write_buffer(pwrb, task);
                 break;
 
@@ -3704,17 +3669,12 @@ static int beiscsi_mtask(struct iscsi_task *task)
 
 static int beiscsi_task_xmit(struct iscsi_task *task)
 {
-        struct iscsi_conn *conn = task->conn;
         struct beiscsi_io_task *io_task = task->dd_data;
         struct scsi_cmnd *sc = task->sc;
-        struct beiscsi_conn *beiscsi_conn = conn->dd_data;
         struct scatterlist *sg;
         int num_sg;
         unsigned int  writedir = 0, xferlen = 0;
 
-        SE_DEBUG(DBG_LVL_4, "\n cid=%d In beiscsi_task_xmit task=%p conn=%p \t"
-                 "beiscsi_conn=%p \n", beiscsi_conn->beiscsi_conn_cid,
-                 task, conn, beiscsi_conn);
         if (!sc)
                 return beiscsi_mtask(task);