diff options
| author | Christoph Hellwig <hch@infradead.org> | 2011-09-25 22:56:43 +0400 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-10-24 07:20:46 +0400 |
| commit | a3eedc227bfa7c9e21ef3cebe164d06a4c507a71 (patch) | |
| tree | 276a9003777f55abd8633a23c9e4151509c8d0f4 /drivers | |
| parent | 02b1a7463420e1cebe86c6755c44d3bd9489829e (diff) | |
| download | linux-a3eedc227bfa7c9e21ef3cebe164d06a4c507a71.tar.xz | |
target: remove unused se_subsystem_api methods
The cdb_none, map_data_SG and map_control_SG methods have no callers left
and can be removed now.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/target/target_core_transport.c | 32 |
1 files changed, 2 insertions, 30 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index e5905269c850..ae1efc7c9ec6 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -4023,7 +4023,7 @@ static int transport_allocate_data_tasks( struct se_task *task; struct se_device *dev = cmd->se_dev; unsigned long flags; - int task_count, i, ret; + int task_count, i; sector_t sectors, dev_max_sectors = dev->se_sub_dev->se_dev_attrib.max_sectors; u32 sector_size = dev->se_sub_dev->se_dev_attrib.block_size; struct scatterlist *sg; @@ -4101,20 +4101,6 @@ static int transport_allocate_data_tasks( list_add_tail(&task->t_list, &cmd->t_task_list); spin_unlock_irqrestore(&cmd->t_state_lock, flags); } - /* - * Now perform the memory map of task->task_sg[] into backend - * subsystem memory.. - */ - list_for_each_entry(task, &cmd->t_task_list, t_list) { - if (atomic_read(&task->task_sent)) - continue; - if (!dev->transport->map_data_SG) - continue; - - ret = dev->transport->map_data_SG(task); - if (ret < 0) - return 0; - } return task_count; } @@ -4126,7 +4112,6 @@ transport_allocate_control_task(struct se_cmd *cmd) unsigned char *cdb; struct se_task *task; unsigned long flags; - int ret = 0; task = transport_generic_get_task(cmd, cmd->data_direction); if (!task) @@ -4153,21 +4138,8 @@ transport_allocate_control_task(struct se_cmd *cmd) list_add_tail(&task->t_list, &cmd->t_task_list); spin_unlock_irqrestore(&cmd->t_state_lock, flags); - if (cmd->se_cmd_flags & SCF_SCSI_CONTROL_SG_IO_CDB) { - if (dev->transport->map_control_SG) - ret = dev->transport->map_control_SG(task); - } else if (cmd->se_cmd_flags & SCF_SCSI_NON_DATA_CDB) { - if (dev->transport->cdb_none) - ret = dev->transport->cdb_none(task); - } else { - pr_err("target: Unknown control cmd type!\n"); - BUG(); - } - /* Success! Return number of tasks allocated */ - if (ret == 0) - return 1; - return ret; + return 1; } static u32 transport_allocate_tasks( |