diff options
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/target_core_user.c | 29 |
1 files changed, 10 insertions, 19 deletions
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index 62bf4fe5704a..0cd1c61ba2ed 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -389,7 +389,8 @@ static bool is_ring_space_avail(struct tcmu_dev *udev, size_t cmd_size, size_t d return true; } -static int tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) +static sense_reason_t +tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) { struct tcmu_dev *udev = tcmu_cmd->tcmu_dev; struct se_cmd *se_cmd = tcmu_cmd->se_cmd; @@ -405,7 +406,7 @@ static int tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) DECLARE_BITMAP(old_bitmap, DATA_BLOCK_BITS); if (test_bit(TCMU_DEV_BIT_BROKEN, &udev->flags)) - return -EINVAL; + return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; /* * Must be a certain minimum size for response sense info, but @@ -450,7 +451,7 @@ static int tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) finish_wait(&udev->wait_cmdr, &__wait); if (!ret) { pr_warn("tcmu: command timed out\n"); - return -ETIMEDOUT; + return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; } spin_lock_irq(&udev->cmdr_lock); @@ -526,10 +527,11 @@ static int tcmu_queue_cmd_ring(struct tcmu_cmd *tcmu_cmd) mod_timer(&udev->timeout, round_jiffies_up(jiffies + msecs_to_jiffies(TCMU_TIME_OUT))); - return 0; + return TCM_NO_SENSE; } -static int tcmu_queue_cmd(struct se_cmd *se_cmd) +static sense_reason_t +tcmu_queue_cmd(struct se_cmd *se_cmd) { struct se_device *se_dev = se_cmd->se_dev; struct tcmu_dev *udev = TCMU_DEV(se_dev); @@ -538,10 +540,10 @@ static int tcmu_queue_cmd(struct se_cmd *se_cmd) tcmu_cmd = tcmu_alloc_cmd(se_cmd); if (!tcmu_cmd) - return -ENOMEM; + return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; ret = tcmu_queue_cmd_ring(tcmu_cmd); - if (ret < 0) { + if (ret != TCM_NO_SENSE) { pr_err("TCMU: Could not queue command\n"); spin_lock_irq(&udev->commands_lock); idr_remove(&udev->commands, tcmu_cmd->cmd_id); @@ -1129,20 +1131,9 @@ static sector_t tcmu_get_blocks(struct se_device *dev) } static sense_reason_t -tcmu_pass_op(struct se_cmd *se_cmd) -{ - int ret = tcmu_queue_cmd(se_cmd); - - if (ret != 0) - return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; - else - return TCM_NO_SENSE; -} - -static sense_reason_t tcmu_parse_cdb(struct se_cmd *cmd) { - return passthrough_parse_cdb(cmd, tcmu_pass_op); + return passthrough_parse_cdb(cmd, tcmu_queue_cmd); } static const struct target_backend_ops tcmu_ops = { |