#include "target_core_alua.h"
#include "target_core_pr.h"
-#define DEBUG_LUN_RESET
-#ifdef DEBUG_LUN_RESET
-#define DEBUG_LR(x...) printk(KERN_INFO x)
-#else
-#define DEBUG_LR(x...)
-#endif
-
struct se_tmr_req *core_tmr_alloc_req(
struct se_cmd *se_cmd,
void *fabric_tmr_ptr,
tmr = kmem_cache_zalloc(se_tmr_req_cache, (in_interrupt()) ?
GFP_ATOMIC : GFP_KERNEL);
- if (!(tmr)) {
- printk(KERN_ERR "Unable to allocate struct se_tmr_req\n");
+ if (!tmr) {
+ pr_err("Unable to allocate struct se_tmr_req\n");
return ERR_PTR(-ENOMEM);
}
tmr->task_cmd = se_cmd;
return;
}
- spin_lock(&dev->se_tmr_lock);
+ spin_lock_irq(&dev->se_tmr_lock);
list_del(&tmr->tmr_list);
- spin_unlock(&dev->se_tmr_lock);
+ spin_unlock_irq(&dev->se_tmr_lock);
kmem_cache_free(se_tmr_req_cache, tmr);
}
int tas,
int fe_count)
{
- if (!(fe_count)) {
+ if (!fe_count) {
transport_cmd_finish_abort(cmd, 1);
return;
}
/*
* TASK ABORTED status (TAS) bit support
*/
- if (((tmr_nacl != NULL) &&
+ if ((tmr_nacl &&
(tmr_nacl == cmd->se_sess->se_node_acl)) || tas)
transport_send_task_abort(cmd);
tmr_nacl = tmr->task_cmd->se_sess->se_node_acl;
tmr_tpg = tmr->task_cmd->se_sess->se_tpg;
if (tmr_nacl && tmr_tpg) {
- DEBUG_LR("LUN_RESET: TMR caller fabric: %s"
+ pr_debug("LUN_RESET: TMR caller fabric: %s"
" initiator port %s\n",
tmr_tpg->se_tpg_tfo->get_fabric_name(),
tmr_nacl->initiatorname);
}
}
- DEBUG_LR("LUN_RESET: %s starting for [%s], tas: %d\n",
+ pr_debug("LUN_RESET: %s starting for [%s], tas: %d\n",
(preempt_and_abort_list) ? "Preempt" : "TMR",
dev->transport->name, tas);
/*
* Release all pending and outgoing TMRs aside from the received
* LUN_RESET tmr..
*/
- spin_lock(&dev->se_tmr_lock);
+ spin_lock_irq(&dev->se_tmr_lock);
list_for_each_entry_safe(tmr_p, tmr_pp, &dev->dev_tmr_list, tmr_list) {
/*
* Allow the received TMR to return with FUNCTION_COMPLETE.
continue;
cmd = tmr_p->task_cmd;
- if (!(cmd)) {
- printk(KERN_ERR "Unable to locate struct se_cmd for TMR\n");
+ if (!cmd) {
+ pr_err("Unable to locate struct se_cmd for TMR\n");
continue;
}
/*
* parameter (eg: for PROUT PREEMPT_AND_ABORT service action
* skip non regisration key matching TMRs.
*/
- if ((preempt_and_abort_list != NULL) &&
+ if (preempt_and_abort_list &&
(core_scsi3_check_cdb_abort_and_preempt(
preempt_and_abort_list, cmd) != 0))
continue;
- spin_unlock(&dev->se_tmr_lock);
+ spin_unlock_irq(&dev->se_tmr_lock);
- spin_lock_irqsave(&cmd->t_task.t_state_lock, flags);
- if (!(atomic_read(&cmd->t_task.t_transport_active))) {
- spin_unlock_irqrestore(&cmd->t_task.t_state_lock, flags);
- spin_lock(&dev->se_tmr_lock);
+ spin_lock_irqsave(&cmd->t_state_lock, flags);
+ if (!atomic_read(&cmd->t_transport_active)) {
+ spin_unlock_irqrestore(&cmd->t_state_lock, flags);
+ spin_lock_irq(&dev->se_tmr_lock);
continue;
}
if (cmd->t_state == TRANSPORT_ISTATE_PROCESSING) {
- spin_unlock_irqrestore(&cmd->t_task.t_state_lock, flags);
- spin_lock(&dev->se_tmr_lock);
+ spin_unlock_irqrestore(&cmd->t_state_lock, flags);
+ spin_lock_irq(&dev->se_tmr_lock);
continue;
}
- DEBUG_LR("LUN_RESET: %s releasing TMR %p Function: 0x%02x,"
+ pr_debug("LUN_RESET: %s releasing TMR %p Function: 0x%02x,"
" Response: 0x%02x, t_state: %d\n",
(preempt_and_abort_list) ? "Preempt" : "", tmr_p,
tmr_p->function, tmr_p->response, cmd->t_state);
- spin_unlock_irqrestore(&cmd->t_task.t_state_lock, flags);
+ spin_unlock_irqrestore(&cmd->t_state_lock, flags);
transport_cmd_finish_abort_tmr(cmd);
- spin_lock(&dev->se_tmr_lock);
+ spin_lock_irq(&dev->se_tmr_lock);
}
- spin_unlock(&dev->se_tmr_lock);
+ spin_unlock_irq(&dev->se_tmr_lock);
/*
* Complete outstanding struct se_task CDBs with TASK_ABORTED SAM status.
* This is following sam4r17, section 5.6 Aborting commands, Table 38
list_for_each_entry_safe(task, task_tmp, &dev->state_task_list,
t_state_list) {
if (!task->task_se_cmd) {
- printk(KERN_ERR "task->task_se_cmd is NULL!\n");
+ pr_err("task->task_se_cmd is NULL!\n");
continue;
}
cmd = task->task_se_cmd;
* For PREEMPT_AND_ABORT usage, only process commands
* with a matching reservation key.
*/
- if ((preempt_and_abort_list != NULL) &&
+ if (preempt_and_abort_list &&
(core_scsi3_check_cdb_abort_and_preempt(
preempt_and_abort_list, cmd) != 0))
continue;
atomic_set(&task->task_state_active, 0);
spin_unlock_irqrestore(&dev->execute_task_lock, flags);
- spin_lock_irqsave(&cmd->t_task.t_state_lock, flags);
- DEBUG_LR("LUN_RESET: %s cmd: %p task: %p"
+ spin_lock_irqsave(&cmd->t_state_lock, flags);
+ pr_debug("LUN_RESET: %s cmd: %p task: %p"
" ITT/CmdSN: 0x%08x/0x%08x, i_state: %d, t_state/"
"def_t_state: %d/%d cdb: 0x%02x\n",
(preempt_and_abort_list) ? "Preempt" : "", cmd, task,
cmd->se_tfo->get_task_tag(cmd), 0,
cmd->se_tfo->get_cmd_state(cmd), cmd->t_state,
- cmd->deferred_t_state, cmd->t_task.t_task_cdb[0]);
- DEBUG_LR("LUN_RESET: ITT[0x%08x] - pr_res_key: 0x%016Lx"
+ cmd->deferred_t_state, cmd->t_task_cdb[0]);
+ pr_debug("LUN_RESET: ITT[0x%08x] - pr_res_key: 0x%016Lx"
" t_task_cdbs: %d t_task_cdbs_left: %d"
" t_task_cdbs_sent: %d -- t_transport_active: %d"
" t_transport_stop: %d t_transport_sent: %d\n",
cmd->se_tfo->get_task_tag(cmd), cmd->pr_res_key,
- cmd->t_task.t_task_cdbs,
- atomic_read(&cmd->t_task.t_task_cdbs_left),
- atomic_read(&cmd->t_task.t_task_cdbs_sent),
- atomic_read(&cmd->t_task.t_transport_active),
- atomic_read(&cmd->t_task.t_transport_stop),
- atomic_read(&cmd->t_task.t_transport_sent));
+ cmd->t_task_list_num,
+ atomic_read(&cmd->t_task_cdbs_left),
+ atomic_read(&cmd->t_task_cdbs_sent),
+ atomic_read(&cmd->t_transport_active),
+ atomic_read(&cmd->t_transport_stop),
+ atomic_read(&cmd->t_transport_sent));
if (atomic_read(&task->task_active)) {
atomic_set(&task->task_stop, 1);
spin_unlock_irqrestore(
- &cmd->t_task.t_state_lock, flags);
+ &cmd->t_state_lock, flags);
- DEBUG_LR("LUN_RESET: Waiting for task: %p to shutdown"
+ pr_debug("LUN_RESET: Waiting for task: %p to shutdown"
" for dev: %p\n", task, dev);
wait_for_completion(&task->task_stop_comp);
- DEBUG_LR("LUN_RESET Completed task: %p shutdown for"
+ pr_debug("LUN_RESET Completed task: %p shutdown for"
" dev: %p\n", task, dev);
- spin_lock_irqsave(&cmd->t_task.t_state_lock, flags);
- atomic_dec(&cmd->t_task.t_task_cdbs_left);
+ spin_lock_irqsave(&cmd->t_state_lock, flags);
+ atomic_dec(&cmd->t_task_cdbs_left);
atomic_set(&task->task_active, 0);
atomic_set(&task->task_stop, 0);
}
__transport_stop_task_timer(task, &flags);
- if (!(atomic_dec_and_test(&cmd->t_task.t_task_cdbs_ex_left))) {
+ if (!atomic_dec_and_test(&cmd->t_task_cdbs_ex_left)) {
spin_unlock_irqrestore(
- &cmd->t_task.t_state_lock, flags);
- DEBUG_LR("LUN_RESET: Skipping task: %p, dev: %p for"
+ &cmd->t_state_lock, flags);
+ pr_debug("LUN_RESET: Skipping task: %p, dev: %p for"
" t_task_cdbs_ex_left: %d\n", task, dev,
- atomic_read(&cmd->t_task.t_task_cdbs_ex_left));
+ atomic_read(&cmd->t_task_cdbs_ex_left));
spin_lock_irqsave(&dev->execute_task_lock, flags);
continue;
}
- fe_count = atomic_read(&cmd->t_task.t_fe_count);
+ fe_count = atomic_read(&cmd->t_fe_count);
- if (atomic_read(&cmd->t_task.t_transport_active)) {
- DEBUG_LR("LUN_RESET: got t_transport_active = 1 for"
+ if (atomic_read(&cmd->t_transport_active)) {
+ pr_debug("LUN_RESET: got t_transport_active = 1 for"
" task: %p, t_fe_count: %d dev: %p\n", task,
fe_count, dev);
- atomic_set(&cmd->t_task.t_transport_aborted, 1);
- spin_unlock_irqrestore(&cmd->t_task.t_state_lock,
+ atomic_set(&cmd->t_transport_aborted, 1);
+ spin_unlock_irqrestore(&cmd->t_state_lock,
flags);
core_tmr_handle_tas_abort(tmr_nacl, cmd, tas, fe_count);
spin_lock_irqsave(&dev->execute_task_lock, flags);
continue;
}
- DEBUG_LR("LUN_RESET: Got t_transport_active = 0 for task: %p,"
+ pr_debug("LUN_RESET: Got t_transport_active = 0 for task: %p,"
" t_fe_count: %d dev: %p\n", task, fe_count, dev);
- atomic_set(&cmd->t_task.t_transport_aborted, 1);
- spin_unlock_irqrestore(&cmd->t_task.t_state_lock, flags);
+ atomic_set(&cmd->t_transport_aborted, 1);
+ spin_unlock_irqrestore(&cmd->t_state_lock, flags);
core_tmr_handle_tas_abort(tmr_nacl, cmd, tas, fe_count);
spin_lock_irqsave(&dev->execute_task_lock, flags);
* For PREEMPT_AND_ABORT usage, only process commands
* with a matching reservation key.
*/
- if ((preempt_and_abort_list != NULL) &&
+ if (preempt_and_abort_list &&
(core_scsi3_check_cdb_abort_and_preempt(
preempt_and_abort_list, cmd) != 0))
continue;
if (prout_cmd == cmd)
continue;
- atomic_dec(&cmd->t_task.t_transport_queue_active);
+ atomic_dec(&cmd->t_transport_queue_active);
atomic_dec(&qobj->queue_cnt);
list_del(&cmd->se_queue_node);
spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags);
- DEBUG_LR("LUN_RESET: %s from Device Queue: cmd: %p t_state:"
+ pr_debug("LUN_RESET: %s from Device Queue: cmd: %p t_state:"
" %d t_fe_count: %d\n", (preempt_and_abort_list) ?
"Preempt" : "", cmd, cmd->t_state,
- atomic_read(&cmd->t_task.t_fe_count));
+ atomic_read(&cmd->t_fe_count));
/*
* Signal that the command has failed via cmd->se_cmd_flags,
- * and call TFO->new_cmd_failure() to wakeup any fabric
- * dependent code used to wait for unsolicited data out
- * allocation to complete. The fabric module is expected
- * to dump any remaining unsolicited data out for the aborted
- * command at this point.
*/
transport_new_cmd_failure(cmd);
core_tmr_handle_tas_abort(tmr_nacl, cmd, tas,
- atomic_read(&cmd->t_task.t_fe_count));
+ atomic_read(&cmd->t_fe_count));
spin_lock_irqsave(&qobj->cmd_queue_lock, flags);
}
spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags);
* Clear any legacy SPC-2 reservation when called during
* LOGICAL UNIT RESET
*/
- if (!(preempt_and_abort_list) &&
+ if (!preempt_and_abort_list &&
(dev->dev_flags & DF_SPC2_RESERVATIONS)) {
spin_lock(&dev->dev_reservation_lock);
dev->dev_reserved_node_acl = NULL;
dev->dev_flags &= ~DF_SPC2_RESERVATIONS;
spin_unlock(&dev->dev_reservation_lock);
- printk(KERN_INFO "LUN_RESET: SCSI-2 Released reservation\n");
+ pr_debug("LUN_RESET: SCSI-2 Released reservation\n");
}
spin_lock_irq(&dev->stats_lock);
dev->num_resets++;
spin_unlock_irq(&dev->stats_lock);
- DEBUG_LR("LUN_RESET: %s for [%s] Complete\n",
+ pr_debug("LUN_RESET: %s for [%s] Complete\n",
(preempt_and_abort_list) ? "Preempt" : "TMR",
dev->transport->name);
return 0;
git.openpandora.org / pandora-kernel.git / blobdiff