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authorChristoph Hellwig <hch@infradead.org>2012-04-24 00:25:07 -0400
committerNicholas Bellinger <nab@linux-iscsi.org>2012-05-06 15:11:27 -0700
commit226b6faf2e30e272ee5a52c2ed0a8c8a1d7b47d1 (patch)
treef39c5904c6da5f04a6f5860c646005e21fba4282 /drivers/target
parent5787cacd0bd5ee016ad807b244550d34fe2beebe (diff)
downloadblackbird-op-linux-226b6faf2e30e272ee5a52c2ed0a8c8a1d7b47d1.tar.gz
blackbird-op-linux-226b6faf2e30e272ee5a52c2ed0a8c8a1d7b47d1.zip
target: remove the t_task_cdbs_left field in struct se_cmd
Now that tasks are gone we are guaranteed to only get a single completion per command, and thus don't need this counter. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_tmr.c2
-rw-r--r--drivers/target/target_core_transport.c11
2 files changed, 1 insertions, 12 deletions
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index 6e2378a88bda..bd0b4e62e9c6 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -313,11 +313,9 @@ static void core_tmr_drain_state_list(
cmd->se_tfo->get_cmd_state(cmd), cmd->t_state,
cmd->t_task_cdb[0]);
pr_debug("LUN_RESET: ITT[0x%08x] - pr_res_key: 0x%016Lx"
- " t_task_cdbs_left: %d"
" -- CMD_T_ACTIVE: %d"
" CMD_T_STOP: %d CMD_T_SENT: %d\n",
cmd->se_tfo->get_task_tag(cmd), cmd->pr_res_key,
- atomic_read(&cmd->t_task_cdbs_left),
(cmd->transport_state & CMD_T_ACTIVE) != 0,
(cmd->transport_state & CMD_T_STOP) != 0,
(cmd->transport_state & CMD_T_SENT) != 0);
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 47669c6d9175..28df7b8ea9c4 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -700,11 +700,6 @@ void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status)
if (!success)
cmd->transport_state |= CMD_T_FAILED;
- if (!atomic_dec_and_test(&cmd->t_task_cdbs_left)) {
- spin_unlock_irqrestore(&cmd->t_state_lock, flags);
- return;
- }
-
/*
* Check for case where an explict ABORT_TASK has been received
* and transport_wait_for_tasks() will be waiting for completion..
@@ -1755,7 +1750,6 @@ bool target_stop_cmd(struct se_cmd *cmd, unsigned long *flags)
pr_debug("cmd %p stopped successfully\n", cmd);
spin_lock_irqsave(&cmd->t_state_lock, *flags);
- atomic_dec(&cmd->t_task_cdbs_left);
cmd->transport_state &= ~CMD_T_REQUEST_STOP;
cmd->transport_state &= ~CMD_T_BUSY;
was_active = true;
@@ -1777,10 +1771,8 @@ void transport_generic_request_failure(struct se_cmd *cmd)
pr_debug("-----[ i_state: %d t_state: %d scsi_sense_reason: %d\n",
cmd->se_tfo->get_cmd_state(cmd),
cmd->t_state, cmd->scsi_sense_reason);
- pr_debug("-----[ t_task_cdbs_left: %d"
- " t_task_cdbs_ex_left: %d --"
+ pr_debug("-----[ t_task_cdbs_ex_left: %d --"
" CMD_T_ACTIVE: %d CMD_T_STOP: %d CMD_T_SENT: %d\n",
- atomic_read(&cmd->t_task_cdbs_left),
atomic_read(&cmd->t_task_cdbs_ex_left),
(cmd->transport_state & CMD_T_ACTIVE) != 0,
(cmd->transport_state & CMD_T_STOP) != 0,
@@ -3511,7 +3503,6 @@ int transport_generic_new_cmd(struct se_cmd *cmd)
atomic_inc(&cmd->t_fe_count);
atomic_inc(&cmd->t_se_count);
- atomic_set(&cmd->t_task_cdbs_left, 1);
atomic_set(&cmd->t_task_cdbs_ex_left, 1);
/*
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