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[SCSI] zfcp: Remove the useless ZFCP_REQ_AUTO_CLEANUP flag

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The flag ZFCP_REQ_AUTO_CLEANUP was useless as the
ZFCP_STATUS_FSFREQ_CLEANUP flag is there for exactly the same purpose.

Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Swen Schillig 2009-08-18 15:43:16 +02:00 committed by James Bottomley
parent a4623c467f
commit 09a46c6e34
1 changed files with 45 additions and 35 deletions
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80
drivers/s390/scsi/zfcp_fsf.c
View File

@ -13,8 +13,6 @@
#include "zfcp_ext.h"
#include "zfcp_dbf.h"
#define ZFCP_REQ_AUTO_CLEANUP 0x00000002
static void zfcp_fsf_request_timeout_handler(unsigned long data)
{
struct zfcp_adapter *adapter = (struct zfcp_adapter *) data;
@ -703,8 +701,7 @@ static struct fsf_qtcb *zfcp_qtcb_alloc(mempool_t *pool)
}
static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_adapter *adapter,
u32 fsf_cmd, int req_flags,
mempool_t *pool)
u32 fsf_cmd, mempool_t *pool)
{
struct qdio_buffer_element *sbale;
struct zfcp_qdio_queue *req_q = &adapter->req_q;
@ -761,9 +758,6 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_adapter *adapter,
return ERR_PTR(-EIO);
}
if (likely(req_flags & ZFCP_REQ_AUTO_CLEANUP))
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
return req;
}
@ -818,7 +812,7 @@ int zfcp_fsf_status_read(struct zfcp_adapter *adapter)
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_UNSOLICITED_STATUS, 0,
req = zfcp_fsf_req_create(adapter, FSF_QTCB_UNSOLICITED_STATUS,
adapter->pool.status_read_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
@ -925,7 +919,7 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long old_req_id,
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_ABORT_FCP_CMND,
0, adapter->pool.scsi_abort);
adapter->pool.scsi_abort);
if (IS_ERR(req)) {
req = NULL;
goto out;
@ -1081,13 +1075,14 @@ int zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool,
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_GENERIC,
ZFCP_REQ_AUTO_CLEANUP, pool);
req = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_GENERIC, pool);
if (IS_ERR(req)) {
ret = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
ret = zfcp_fsf_setup_ct_els_sbals(req, ct->req, ct->resp,
FSF_MAX_SBALS_PER_REQ);
if (ret)
@ -1189,13 +1184,15 @@ int zfcp_fsf_send_els(struct zfcp_send_els *els)
spin_lock_bh(&adapter->req_q_lock);
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_ELS,
ZFCP_REQ_AUTO_CLEANUP, NULL);
req = zfcp_fsf_req_create(adapter, FSF_QTCB_SEND_ELS, NULL);
if (IS_ERR(req)) {
ret = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
ret = zfcp_fsf_setup_ct_els_sbals(req, els->req, els->resp, 2);
if (ret)
@ -1234,15 +1231,16 @@ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action)
spin_lock_bh(&adapter->req_q_lock);
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter,
FSF_QTCB_EXCHANGE_CONFIG_DATA,
ZFCP_REQ_AUTO_CLEANUP,
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_CONFIG_DATA,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1278,8 +1276,8 @@ int zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *adapter,
if (zfcp_fsf_req_sbal_get(adapter))
goto out_unlock;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_CONFIG_DATA,
0, NULL);
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_CONFIG_DATA, NULL);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out_unlock;
@ -1331,14 +1329,16 @@ int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action)
spin_lock_bh(&adapter->req_q_lock);
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1378,8 +1378,8 @@ int zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *adapter,
if (zfcp_fsf_req_sbal_get(adapter))
goto out_unlock;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA, 0,
NULL);
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA, NULL);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out_unlock;
@ -1500,15 +1500,15 @@ int zfcp_fsf_open_port(struct zfcp_erp_action *erp_action)
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter,
FSF_QTCB_OPEN_PORT_WITH_DID,
ZFCP_REQ_AUTO_CLEANUP,
req = zfcp_fsf_req_create(adapter, FSF_QTCB_OPEN_PORT_WITH_DID,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1571,13 +1571,14 @@ int zfcp_fsf_close_port(struct zfcp_erp_action *erp_action)
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_PORT,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1646,15 +1647,15 @@ int zfcp_fsf_open_wka_port(struct zfcp_wka_port *wka_port)
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter,
FSF_QTCB_OPEN_PORT_WITH_DID,
ZFCP_REQ_AUTO_CLEANUP,
req = zfcp_fsf_req_create(adapter, FSF_QTCB_OPEN_PORT_WITH_DID,
adapter->pool.erp_req);
if (unlikely(IS_ERR(req))) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1702,13 +1703,14 @@ int zfcp_fsf_close_wka_port(struct zfcp_wka_port *wka_port)
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_PORT,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.erp_req);
if (unlikely(IS_ERR(req))) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1793,13 +1795,14 @@ int zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action)
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_PHYSICAL_PORT,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -1965,13 +1968,14 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_OPEN_LUN,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -2049,14 +2053,16 @@ int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action)
spin_lock_bh(&adapter->req_q_lock);
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_LUN,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.erp_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
sbale = zfcp_qdio_sbale_req(req);
sbale[0].flags |= SBAL_FLAGS0_TYPE_READ;
sbale[1].flags |= SBAL_FLAGS_LAST_ENTRY;
@ -2353,14 +2359,16 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit,
atomic_inc(&adapter->qdio_outb_full);
goto out;
}
req = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND,
ZFCP_REQ_AUTO_CLEANUP,
adapter->pool.scsi_req);
if (IS_ERR(req)) {
retval = PTR_ERR(req);
goto out;
}
req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
zfcp_unit_get(unit);
req->unit = unit;
req->data = scsi_cmnd;
@ -2465,8 +2473,10 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags)
spin_lock_bh(&adapter->req_q_lock);
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, 0,
req = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND,
adapter->pool.scsi_req);
if (IS_ERR(req)) {
req = NULL;
goto out;
@ -2537,7 +2547,7 @@ struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *adapter,
if (zfcp_fsf_req_sbal_get(adapter))
goto out;
req = zfcp_fsf_req_create(adapter, fsf_cfdc->command, 0, NULL);
req = zfcp_fsf_req_create(adapter, fsf_cfdc->command, NULL);
if (IS_ERR(req)) {
retval = -EPERM;
goto out;