diff options
| -rw-r--r-- | drivers/target/target_core_transport.c | 5 | ||||
| -rw-r--r-- | include/target/target_core_base.h | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 443704f84fd5..25c67c800f3d 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1701,6 +1701,8 @@ void target_submit_cmd(struct se_cmd *se_cmd, struct se_session *se_sess, */ transport_init_se_cmd(se_cmd, se_tpg->se_tpg_tfo, se_sess, data_length, data_dir, task_attr, sense); + if (flags & TARGET_SCF_UNKNOWN_SIZE) + se_cmd->unknown_data_length = 1; /* * Obtain struct se_cmd->cmd_kref reference and add new cmd to * se_sess->sess_cmd_list. A second kref_get here is necessary @@ -3142,6 +3144,9 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; } + if (cmd->unknown_data_length) + cmd->data_length = size; + if (size != cmd->data_length) { pr_warn("TARGET_CORE[%s]: Expected Transfer Length:" " %u does not match SCSI CDB Length: %u for SAM Opcode:" diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index edb51f6544f8..6a02c99d54a5 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -233,6 +233,7 @@ enum tcm_sense_reason_table { enum target_sc_flags_table { TARGET_SCF_BIDI_OP = 0x01, TARGET_SCF_ACK_KREF = 0x02, + TARGET_SCF_UNKNOWN_SIZE = 0x04, }; /* fabric independent task management function values */ @@ -537,6 +538,7 @@ struct se_cmd { /* Used to signal cmd->se_tfo->check_release_cmd() usage per cmd */ unsigned check_release:1; unsigned cmd_wait_set:1; + unsigned unknown_data_length:1; /* See se_cmd_flags_table */ u32 se_cmd_flags; u32 se_ordered_id; |