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authorChristoph Hellwig <hch@infradead.org>2012-04-23 11:35:33 -0400
committerNicholas Bellinger <nab@linux-iscsi.org>2012-05-06 15:11:14 -0700
commit6bb35e009b656b36f7985057822c5fbf53ea75b7 (patch)
tree31384150dbd2828ee72a0802efb23692511f032f
parentbd31377878868a47b2d2e6f570fb0cace828555b (diff)
target: replace ->execute_task with ->execute_cmd
Make CDB emulation work on commands instead of tasks again as a preparation of removing tasks completely. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
-rw-r--r--drivers/target/target_core_alua.c12
-rw-r--r--drivers/target/target_core_alua.h4
-rw-r--r--drivers/target/target_core_cdb.c64
-rw-r--r--drivers/target/target_core_device.c6
-rw-r--r--drivers/target/target_core_file.c3
-rw-r--r--drivers/target/target_core_iblock.c3
-rw-r--r--drivers/target/target_core_internal.h20
-rw-r--r--drivers/target/target_core_pr.c36
-rw-r--r--drivers/target/target_core_pr.h8
-rw-r--r--drivers/target/target_core_transport.c54
-rw-r--r--include/target/target_core_backend.h3
-rw-r--r--include/target/target_core_base.h2
12 files changed, 93 insertions, 122 deletions
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index c7746a3339d4..c39ae7cd9895 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -59,9 +59,8 @@ struct t10_alua_lu_gp *default_lu_gp;
*
* See spc4r17 section 6.27
*/
-int target_emulate_report_target_port_groups(struct se_task *task)
+int target_emulate_report_target_port_groups(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_subsystem_dev *su_dev = cmd->se_dev->se_sub_dev;
struct se_port *port;
struct t10_alua_tg_pt_gp *tg_pt_gp;
@@ -166,8 +165,7 @@ int target_emulate_report_target_port_groups(struct se_task *task)
transport_kunmap_data_sg(cmd);
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
@@ -176,9 +174,8 @@ int target_emulate_report_target_port_groups(struct se_task *task)
*
* See spc4r17 section 6.35
*/
-int target_emulate_set_target_port_groups(struct se_task *task)
+int target_emulate_set_target_port_groups(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
struct se_subsystem_dev *su_dev = dev->se_sub_dev;
struct se_port *port, *l_port = cmd->se_lun->lun_sep;
@@ -351,8 +348,7 @@ int target_emulate_set_target_port_groups(struct se_task *task)
out:
transport_kunmap_data_sg(cmd);
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
diff --git a/drivers/target/target_core_alua.h b/drivers/target/target_core_alua.h
index c5b4ecd3e745..e26454324752 100644
--- a/drivers/target/target_core_alua.h
+++ b/drivers/target/target_core_alua.h
@@ -66,8 +66,8 @@ extern struct kmem_cache *t10_alua_lu_gp_mem_cache;
extern struct kmem_cache *t10_alua_tg_pt_gp_cache;
extern struct kmem_cache *t10_alua_tg_pt_gp_mem_cache;
-extern int target_emulate_report_target_port_groups(struct se_task *);
-extern int target_emulate_set_target_port_groups(struct se_task *);
+extern int target_emulate_report_target_port_groups(struct se_cmd *);
+extern int target_emulate_set_target_port_groups(struct se_cmd *);
extern int core_alua_check_nonop_delay(struct se_cmd *);
extern int core_alua_do_port_transition(struct t10_alua_tg_pt_gp *,
struct se_device *, struct se_port *,
diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c
index 8e6b91d0380d..22cf44cf43ac 100644
--- a/drivers/target/target_core_cdb.c
+++ b/drivers/target/target_core_cdb.c
@@ -601,9 +601,8 @@ target_emulate_evpd_00(struct se_cmd *cmd, unsigned char *buf)
return 0;
}
-int target_emulate_inquiry(struct se_task *task)
+int target_emulate_inquiry(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
struct se_portal_group *tpg = cmd->se_lun->lun_sep->sep_tpg;
unsigned char *buf, *map_buf;
@@ -667,16 +666,13 @@ out:
}
transport_kunmap_data_sg(cmd);
- if (!ret) {
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
- }
+ if (!ret)
+ target_complete_cmd(cmd, GOOD);
return ret;
}
-int target_emulate_readcapacity(struct se_task *task)
+int target_emulate_readcapacity(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
unsigned char *buf;
unsigned long long blocks_long = dev->transport->get_blocks(dev);
@@ -700,14 +696,12 @@ int target_emulate_readcapacity(struct se_task *task)
transport_kunmap_data_sg(cmd);
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
-int target_emulate_readcapacity_16(struct se_task *task)
+int target_emulate_readcapacity_16(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
unsigned char *buf;
unsigned long long blocks = dev->transport->get_blocks(dev);
@@ -735,8 +729,7 @@ int target_emulate_readcapacity_16(struct se_task *task)
transport_kunmap_data_sg(cmd);
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
@@ -875,9 +868,8 @@ target_modesense_dpofua(unsigned char *buf, int type)
}
}
-int target_emulate_modesense(struct se_task *task)
+int target_emulate_modesense(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
char *cdb = cmd->t_task_cdb;
unsigned char *rbuf;
@@ -950,14 +942,12 @@ int target_emulate_modesense(struct se_task *task)
memcpy(rbuf, buf, offset);
transport_kunmap_data_sg(cmd);
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
-int target_emulate_request_sense(struct se_task *task)
+int target_emulate_request_sense(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
unsigned char *cdb = cmd->t_task_cdb;
unsigned char *buf;
u8 ua_asc = 0, ua_ascq = 0;
@@ -1011,8 +1001,7 @@ int target_emulate_request_sense(struct se_task *task)
end:
transport_kunmap_data_sg(cmd);
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
@@ -1020,9 +1009,8 @@ end:
* Used for TCM/IBLOCK and TCM/FILEIO for block/blk-lib.c level discard support.
* Note this is not used for TCM/pSCSI passthrough
*/
-int target_emulate_unmap(struct se_task *task)
+int target_emulate_unmap(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
unsigned char *buf, *ptr = NULL;
unsigned char *cdb = &cmd->t_task_cdb[0];
@@ -1069,10 +1057,8 @@ int target_emulate_unmap(struct se_task *task)
err:
transport_kunmap_data_sg(cmd);
- if (!ret) {
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
- }
+ if (!ret)
+ target_complete_cmd(cmd, GOOD);
return ret;
}
@@ -1080,9 +1066,8 @@ err:
* Used for TCM/IBLOCK and TCM/FILEIO for block/blk-lib.c level discard support.
* Note this is not used for TCM/pSCSI passthrough
*/
-int target_emulate_write_same(struct se_task *task)
+int target_emulate_write_same(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
sector_t range;
sector_t lba = cmd->t_task_lba;
@@ -1121,30 +1106,25 @@ int target_emulate_write_same(struct se_task *task)
return ret;
}
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
-int target_emulate_synchronize_cache(struct se_task *task)
+int target_emulate_synchronize_cache(struct se_cmd *cmd)
{
- struct se_device *dev = task->task_se_cmd->se_dev;
- struct se_cmd *cmd = task->task_se_cmd;
-
- if (!dev->transport->do_sync_cache) {
+ if (!cmd->se_dev->transport->do_sync_cache) {
pr_err("SYNCHRONIZE_CACHE emulation not supported"
- " for: %s\n", dev->transport->name);
+ " for: %s\n", cmd->se_dev->transport->name);
cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE;
return -ENOSYS;
}
- dev->transport->do_sync_cache(task);
+ cmd->se_dev->transport->do_sync_cache(cmd);
return 0;
}
-int target_emulate_noop(struct se_task *task)
+int target_emulate_noop(struct se_cmd *cmd)
{
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
+ target_complete_cmd(cmd, GOOD);
return 0;
}
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index d175ee260a06..e621350feebc 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -643,9 +643,8 @@ void core_dev_unexport(
lun->lun_se_dev = NULL;
}
-int target_report_luns(struct se_task *se_task)
+int target_report_luns(struct se_cmd *se_cmd)
{
- struct se_cmd *se_cmd = se_task->task_se_cmd;
struct se_dev_entry *deve;
struct se_session *se_sess = se_cmd->se_sess;
unsigned char *buf;
@@ -696,8 +695,7 @@ done:
buf[3] = (lun_count & 0xff);
transport_kunmap_data_sg(se_cmd);
- se_task->task_scsi_status = GOOD;
- transport_complete_task(se_task, 1);
+ target_complete_cmd(se_cmd, GOOD);
return 0;
}
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index 6667039250c0..a984964ab70a 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -356,9 +356,8 @@ static int fd_do_writev(struct se_task *task)
return 1;
}
-static void fd_emulate_sync_cache(struct se_task *task)
+static void fd_emulate_sync_cache(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
struct fd_dev *fd_dev = dev->dev_ptr;
int immed = (cmd->t_task_cdb[1] & 0x2);
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 873440bf65f3..82ec0d3fa9dd 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -304,9 +304,8 @@ static void iblock_end_io_flush(struct bio *bio, int err)
* Implement SYCHRONIZE CACHE. Note that we can't handle lba ranges and must
* always flush the whole cache.
*/
-static void iblock_emulate_sync_cache(struct se_task *task)
+static void iblock_emulate_sync_cache(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct iblock_dev *ib_dev = cmd->se_dev->dev_ptr;
int immed = (cmd->t_task_cdb[1] & 0x2);
struct bio *bio;
diff --git a/drivers/target/target_core_internal.h b/drivers/target/target_core_internal.h
index 21c05638f158..1675be4e308c 100644
--- a/drivers/target/target_core_internal.h
+++ b/drivers/target/target_core_internal.h
@@ -5,15 +5,15 @@
extern struct t10_alua_lu_gp *default_lu_gp;
/* target_core_cdb.c */
-int target_emulate_inquiry(struct se_task *task);
-int target_emulate_readcapacity(struct se_task *task);
-int target_emulate_readcapacity_16(struct se_task *task);
-int target_emulate_modesense(struct se_task *task);
-int target_emulate_request_sense(struct se_task *task);
-int target_emulate_unmap(struct se_task *task);
-int target_emulate_write_same(struct se_task *task);
-int target_emulate_synchronize_cache(struct se_task *task);
-int target_emulate_noop(struct se_task *task);
+int target_emulate_inquiry(struct se_cmd *cmd);
+int target_emulate_readcapacity(struct se_cmd *cmd);
+int target_emulate_readcapacity_16(struct se_cmd *cmd);
+int target_emulate_modesense(struct se_cmd *cmd);
+int target_emulate_request_sense(struct se_cmd *cmd);
+int target_emulate_unmap(struct se_cmd *cmd);
+int target_emulate_write_same(struct se_cmd *cmd);
+int target_emulate_synchronize_cache(struct se_cmd *cmd);
+int target_emulate_noop(struct se_cmd *cmd);
/* target_core_device.c */
struct se_dev_entry *core_get_se_deve_from_rtpi(struct se_node_acl *, u16);
@@ -28,7 +28,7 @@ int core_dev_export(struct se_device *, struct se_portal_group *,
struct se_lun *);
void core_dev_unexport(struct se_device *, struct se_portal_group *,
struct se_lun *);
-int target_report_luns(struct se_task *);
+int target_report_luns(struct se_cmd *);
void se_release_device_for_hba(struct se_device *);
void se_release_vpd_for_dev(struct se_device *);
int se_free_virtual_device(struct se_device *, struct se_hba *);
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 9754819b6042..f5ba98693796 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -193,9 +193,8 @@ static int target_check_scsi2_reservation_conflict(struct se_cmd *cmd)
return 0;
}
-int target_scsi2_reservation_release(struct se_task *task)
+int target_scsi2_reservation_release(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
struct se_session *sess = cmd->se_sess;
struct se_portal_group *tpg = sess->se_tpg;
@@ -234,16 +233,13 @@ int target_scsi2_reservation_release(struct se_task *task)
out_unlock:
spin_unlock(&dev->dev_reservation_lock);
out:
- if (!ret) {
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
- }
+ if (!ret)
+ target_complete_cmd(cmd, GOOD);
return ret;
}
-int target_scsi2_reservation_reserve(struct se_task *task)
+int target_scsi2_reservation_reserve(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
struct se_session *sess = cmd->se_sess;
struct se_portal_group *tpg = sess->se_tpg;
@@ -304,10 +300,8 @@ int target_scsi2_reservation_reserve(struct se_task *task)
out_unlock:
spin_unlock(&dev->dev_reservation_lock);
out:
- if (!ret) {
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
- }
+ if (!ret)
+ target_complete_cmd(cmd, GOOD);
return ret;
}
@@ -3798,9 +3792,8 @@ static unsigned long long core_scsi3_extract_reservation_key(unsigned char *cdb)
/*
* See spc4r17 section 6.14 Table 170
*/
-int target_scsi3_emulate_pr_out(struct se_task *task)
+int target_scsi3_emulate_pr_out(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
unsigned char *cdb = &cmd->t_task_cdb[0];
unsigned char *buf;
u64 res_key, sa_res_key;
@@ -3940,10 +3933,8 @@ int target_scsi3_emulate_pr_out(struct se_task *task)
}
out:
- if (!ret) {
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
- }
+ if (!ret)
+ target_complete_cmd(cmd, GOOD);
return ret;
}
@@ -4298,9 +4289,8 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd)
return 0;
}
-int target_scsi3_emulate_pr_in(struct se_task *task)
+int target_scsi3_emulate_pr_in(struct se_cmd *cmd)
{
- struct se_cmd *cmd = task->task_se_cmd;
int ret;
/*
@@ -4341,10 +4331,8 @@ int target_scsi3_emulate_pr_in(struct se_task *task)
break;
}
- if (!ret) {
- task->task_scsi_status = GOOD;
- transport_complete_task(task, 1);
- }
+ if (!ret)
+ target_complete_cmd(cmd, GOOD);
return ret;
}
diff --git a/drivers/target/target_core_pr.h b/drivers/target/target_core_pr.h
index 7a233feb7e99..af6c460d886d 100644
--- a/drivers/target/target_core_pr.h
+++ b/drivers/target/target_core_pr.h
@@ -47,8 +47,8 @@ extern struct kmem_cache *t10_pr_reg_cache;
extern int core_pr_dump_initiator_port(struct t10_pr_registration *,
char *, u32);
-extern int target_scsi2_reservation_release(struct se_task *task);
-extern int target_scsi2_reservation_reserve(struct se_task *task);
+extern int target_scsi2_reservation_release(struct se_cmd *);
+extern int target_scsi2_reservation_reserve(struct se_cmd *);
extern int core_scsi3_alloc_aptpl_registration(
struct t10_reservation *, u64,
unsigned char *, unsigned char *, u32,
@@ -61,8 +61,8 @@ extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *,
extern void core_scsi3_free_all_registrations(struct se_device *);
extern unsigned char *core_scsi3_pr_dump_type(int);
-extern int target_scsi3_emulate_pr_in(struct se_task *task);
-extern int target_scsi3_emulate_pr_out(struct se_task *task);
+extern int target_scsi3_emulate_pr_in(struct se_cmd *);
+extern int target_scsi3_emulate_pr_out(struct se_cmd *);
extern int core_setup_reservations(struct se_device *, int);
#endif /* TARGET_CORE_PR_H */
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index be580ab7afac..087bbea46cdc 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -772,6 +772,16 @@ void transport_complete_task(struct se_task *task, int success)
}
EXPORT_SYMBOL(transport_complete_task);
+void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status)
+{
+ struct se_task *task = list_entry(cmd->t_task_list.next,
+ struct se_task, t_list);
+
+ task->task_scsi_status = scsi_status;
+ transport_complete_task(task, scsi_status == GOOD);
+}
+EXPORT_SYMBOL(target_complete_cmd);
+
/*
* Called by transport_add_tasks_from_cmd() once a struct se_cmd's
* struct se_task list are ready to be added to the active execution list
@@ -2233,8 +2243,8 @@ check_depth:
spin_unlock_irqrestore(&cmd->t_state_lock, flags);
- if (cmd->execute_task)
- error = cmd->execute_task(task);
+ if (cmd->execute_cmd)
+ error = cmd->execute_cmd(cmd);
else
error = dev->transport->do_task(task);
if (error != 0) {
@@ -2804,7 +2814,7 @@ static int transport_generic_cmd_sequencer(
if (target_check_write_same_discard(&cdb[10], dev) < 0)
goto out_unsupported_cdb;
if (!passthrough)
- cmd->execute_task = target_emulate_write_same;
+ cmd->execute_cmd = target_emulate_write_same;
break;
default:
pr_err("VARIABLE_LENGTH_CMD service action"
@@ -2820,7 +2830,7 @@ static int transport_generic_cmd_sequencer(
*/
if (cdb[1] == MI_REPORT_TARGET_PGS &&
su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) {
- cmd->execute_task =
+ cmd->execute_cmd =
target_emulate_report_target_port_groups;
}
size = (cdb[6] << 24) | (cdb[7] << 16) |
@@ -2843,13 +2853,13 @@ static int transport_generic_cmd_sequencer(
size = cdb[4];
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_modesense;
+ cmd->execute_cmd = target_emulate_modesense;
break;
case MODE_SENSE_10:
size = (cdb[7] << 8) + cdb[8];
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_modesense;
+ cmd->execute_cmd = target_emulate_modesense;
break;
case GPCMD_READ_BUFFER_CAPACITY:
case GPCMD_SEND_OPC:
@@ -2871,13 +2881,13 @@ static int transport_generic_cmd_sequencer(
break;
case PERSISTENT_RESERVE_IN:
if (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS)
- cmd->execute_task = target_scsi3_emulate_pr_in;
+ cmd->execute_cmd = target_scsi3_emulate_pr_in;
size = (cdb[7] << 8) + cdb[8];
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
break;
case PERSISTENT_RESERVE_OUT:
if (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS)
- cmd->execute_task = target_scsi3_emulate_pr_out;
+ cmd->execute_cmd = target_scsi3_emulate_pr_out;
size = (cdb[7] << 8) + cdb[8];
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
break;
@@ -2898,7 +2908,7 @@ static int transport_generic_cmd_sequencer(
*/
if (cdb[1] == MO_SET_TARGET_PGS &&
su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) {
- cmd->execute_task =
+ cmd->execute_cmd =
target_emulate_set_target_port_groups;
}
@@ -2920,7 +2930,7 @@ static int transport_generic_cmd_sequencer(
cmd->sam_task_attr = MSG_HEAD_TAG;
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_inquiry;
+ cmd->execute_cmd = target_emulate_inquiry;
break;
case READ_BUFFER:
size = (cdb[6] << 16) + (cdb[7] << 8) + cdb[8];
@@ -2930,7 +2940,7 @@ static int transport_generic_cmd_sequencer(
size = READ_CAP_LEN;
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_readcapacity;
+ cmd->execute_cmd = target_emulate_readcapacity;
break;
case READ_MEDIA_SERIAL_NUMBER:
case SECURITY_PROTOCOL_IN:
@@ -2942,7 +2952,7 @@ static int transport_generic_cmd_sequencer(
switch (cmd->t_task_cdb[1] & 0x1f) {
case SAI_READ_CAPACITY_16:
if (!passthrough)
- cmd->execute_task =
+ cmd->execute_cmd =
target_emulate_readcapacity_16;
break;
default:
@@ -2985,7 +2995,7 @@ static int transport_generic_cmd_sequencer(
size = cdb[4];
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_request_sense;
+ cmd->execute_cmd = target_emulate_request_sense;
break;
case READ_ELEMENT_STATUS:
size = 65536 * cdb[7] + 256 * cdb[8] + cdb[9];
@@ -3014,7 +3024,7 @@ static int transport_generic_cmd_sequencer(
* emulation disabled.
*/
if (su_dev->t10_pr.res_type != SPC_PASSTHROUGH)
- cmd->execute_task = target_scsi2_reservation_reserve;
+ cmd->execute_cmd = target_scsi2_reservation_reserve;
cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB;
break;
case RELEASE:
@@ -3029,7 +3039,7 @@ static int transport_generic_cmd_sequencer(
size = cmd->data_length;
if (su_dev->t10_pr.res_type != SPC_PASSTHROUGH)
- cmd->execute_task = target_scsi2_reservation_release;
+ cmd->execute_cmd = target_scsi2_reservation_release;
cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB;
break;
case SYNCHRONIZE_CACHE:
@@ -3061,13 +3071,13 @@ static int transport_generic_cmd_sequencer(
if (transport_cmd_get_valid_sectors(cmd) < 0)
goto out_invalid_cdb_field;
}
- cmd->execute_task = target_emulate_synchronize_cache;
+ cmd->execute_cmd = target_emulate_synchronize_cache;
break;
case UNMAP:
size = get_unaligned_be16(&cdb[7]);
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_unmap;
+ cmd->execute_cmd = target_emulate_unmap;
break;
case WRITE_SAME_16:
sectors = transport_get_sectors_16(cdb, cmd, &sector_ret);
@@ -3087,7 +3097,7 @@ static int transport_generic_cmd_sequencer(
if (target_check_write_same_discard(&cdb[1], dev) < 0)
goto out_unsupported_cdb;
if (!passthrough)
- cmd->execute_task = target_emulate_write_same;
+ cmd->execute_cmd = target_emulate_write_same;
break;
case WRITE_SAME:
sectors = transport_get_sectors_10(cdb, cmd, &sector_ret);
@@ -3110,7 +3120,7 @@ static int transport_generic_cmd_sequencer(
if (target_check_write_same_discard(&cdb[1], dev) < 0)
goto out_unsupported_cdb;
if (!passthrough)
- cmd->execute_task = target_emulate_write_same;
+ cmd->execute_cmd = target_emulate_write_same;
break;
case ALLOW_MEDIUM_REMOVAL:
case ERASE:
@@ -3123,7 +3133,7 @@ static int transport_generic_cmd_sequencer(
case WRITE_FILEMARKS:
cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB;
if (!passthrough)
- cmd->execute_task = target_emulate_noop;
+ cmd->execute_cmd = target_emulate_noop;
break;
case GPCMD_CLOSE_TRACK:
case INITIALIZE_ELEMENT_STATUS:
@@ -3133,7 +3143,7 @@ static int transport_generic_cmd_sequencer(
cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB;
break;
case REPORT_LUNS:
- cmd->execute_task = target_report_luns;
+ cmd->execute_cmd = target_report_luns;
size = (cdb[6] << 24) | (cdb[7] << 16) | (cdb[8] << 8) | cdb[9];
/*
* Do implict HEAD_OF_QUEUE processing for REPORT_LUNS
@@ -3201,7 +3211,7 @@ static int transport_generic_cmd_sequencer(
}
/* reject any command that we don't have a handler for */
- if (!(passthrough || cmd->execute_task ||
+ if (!(passthrough || cmd->execute_cmd ||
(cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB)))
goto out_unsupported_cdb;
diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
index 55da17b48d9d..2f54649dc029 100644
--- a/include/target/target_core_backend.h
+++ b/include/target/target_core_backend.h
@@ -27,7 +27,7 @@ struct se_subsystem_api {
struct se_task *(*alloc_task)(unsigned char *cdb);
int (*do_task)(struct se_task *);
int (*do_discard)(struct se_device *, sector_t, u32);
- void (*do_sync_cache)(struct se_task *);
+ void (*do_sync_cache)(struct se_cmd *);
void (*free_task)(struct se_task *);
ssize_t (*check_configfs_dev_params)(struct se_hba *,
struct se_subsystem_dev *);
@@ -50,6 +50,7 @@ struct se_device *transport_add_device_to_core_hba(struct se_hba *,
void transport_complete_sync_cache(struct se_cmd *, int);
void transport_complete_task(struct se_task *, int);
+void target_complete_cmd(struct se_cmd *, u8);
void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *);
int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *);
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index a4143cd54437..19b8b2381d75 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -563,7 +563,7 @@ struct se_cmd {
struct completion cmd_wait_comp;
struct kref cmd_kref;
struct target_core_fabric_ops *se_tfo;
- int (*execute_task)(struct se_task *);
+ int (*execute_cmd)(struct se_cmd *);
void (*transport_complete_callback)(struct se_cmd *);
unsigned char *t_task_cdb;