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target: remove the se_ordered_node se_cmd field

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We never walk ordered_cmd_list in the se_device, so remove all code related
to supporting it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Christoph Hellwig 2011-11-14 11:36:28 -05:00 committed by Nicholas Bellinger
parent 58a2801a4b
commit aad13ca20d
2 changed files with 0 additions and 14 deletions
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11
drivers/target/target_core_transport.c
View File

@ -1332,12 +1332,10 @@ struct se_device *transport_add_device_to_core_hba(
INIT_LIST_HEAD(&dev->dev_tmr_list);
INIT_LIST_HEAD(&dev->execute_task_list);
INIT_LIST_HEAD(&dev->delayed_cmd_list);
INIT_LIST_HEAD(&dev->ordered_cmd_list);
INIT_LIST_HEAD(&dev->state_task_list);
INIT_LIST_HEAD(&dev->qf_cmd_list);
spin_lock_init(&dev->execute_task_lock);
spin_lock_init(&dev->delayed_cmd_lock);
spin_lock_init(&dev->ordered_cmd_lock);
spin_lock_init(&dev->state_task_lock);
spin_lock_init(&dev->dev_alua_lock);
spin_lock_init(&dev->dev_reservation_lock);
@ -1498,7 +1496,6 @@ void transport_init_se_cmd(
{
INIT_LIST_HEAD(&cmd->se_lun_node);
INIT_LIST_HEAD(&cmd->se_delayed_node);
INIT_LIST_HEAD(&cmd->se_ordered_node);
INIT_LIST_HEAD(&cmd->se_qf_node);
INIT_LIST_HEAD(&cmd->se_queue_node);
INIT_LIST_HEAD(&cmd->se_cmd_list);
@ -1963,11 +1960,6 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd)
cmd->se_ordered_id);
return 1;
} else if (cmd->sam_task_attr == MSG_ORDERED_TAG) {
spin_lock(&cmd->se_dev->ordered_cmd_lock);
list_add_tail(&cmd->se_ordered_node,
&cmd->se_dev->ordered_cmd_list);
spin_unlock(&cmd->se_dev->ordered_cmd_lock);
atomic_inc(&cmd->se_dev->dev_ordered_sync);
smp_mb__after_atomic_inc();
@ -3100,11 +3092,8 @@ static void transport_complete_task_attr(struct se_cmd *cmd)
" HEAD_OF_QUEUE: %u\n", dev->dev_cur_ordered_id,
cmd->se_ordered_id);
} else if (cmd->sam_task_attr == MSG_ORDERED_TAG) {
spin_lock(&dev->ordered_cmd_lock);
list_del(&cmd->se_ordered_node);
atomic_dec(&dev->dev_ordered_sync);
smp_mb__after_atomic_dec();
spin_unlock(&dev->ordered_cmd_lock);
dev->dev_cur_ordered_id++;
pr_debug("Incremented dev_cur_ordered_id: %u for ORDERED:"

3
include/target/target_core_base.h
View File

@ -439,7 +439,6 @@ struct se_cmd {
/* Used for sense data */
void *sense_buffer;
struct list_head se_delayed_node;
struct list_head se_ordered_node;
struct list_head se_lun_node;
struct list_head se_qf_node;
struct se_device *se_dev;
@ -730,7 +729,6 @@ struct se_device {
struct se_obj dev_export_obj;
struct se_queue_obj dev_queue_obj;
spinlock_t delayed_cmd_lock;
spinlock_t ordered_cmd_lock;
spinlock_t execute_task_lock;
spinlock_t state_task_lock;
spinlock_t dev_alua_lock;
@ -756,7 +754,6 @@ struct se_device {
struct task_struct *dev_mgmt_thread;
struct work_struct qf_work_queue;
struct list_head delayed_cmd_list;
struct list_head ordered_cmd_list;
struct list_head execute_task_list;
struct list_head state_task_list;
struct list_head qf_cmd_list;