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[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>
This commit is contained in:
Jayamohan Kallickal 2010-02-20 08:03:56 +05:30 committed by James Bottomley
parent 944b2fbce2
commit dafab8e079
1 changed files with 11 additions and 51 deletions
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62
drivers/scsi/be2iscsi/be_main.c
View File

@ -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);