From 6bb35e009b656b36f7985057822c5fbf53ea75b7 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 23 Apr 2012 11:35:33 -0400 Subject: 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 Signed-off-by: Nicholas Bellinger --- drivers/target/target_core_cdb.c | 64 ++++++++++++++-------------------------- 1 file changed, 22 insertions(+), 42 deletions(-) (limited to 'drivers/target/target_core_cdb.c') 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; } -- cgit v1.2.2