diff options
Diffstat (limited to 'drivers/target/target_core_transport.c')
-rw-r--r-- | drivers/target/target_core_transport.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 14e54b48fb8..7647ecafbcc 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1447,10 +1447,14 @@ EXPORT_SYMBOL(transport_handle_cdb_direct); * @data_dir: DMA data direction * @flags: flags for command submission from target_sc_flags_tables * + * Returns non zero to signal active I/O shutdown failure. All other + * setup exceptions will be returned as a SCSI CHECK_CONDITION response, + * but still return zero here. + * * This may only be called from process context, and also currently * assumes internal allocation of fabric payload buffer by target-core. **/ -void target_submit_cmd(struct se_cmd *se_cmd, struct se_session *se_sess, +int target_submit_cmd(struct se_cmd *se_cmd, struct se_session *se_sess, unsigned char *cdb, unsigned char *sense, u32 unpacked_lun, u32 data_length, int task_attr, int data_dir, int flags) { @@ -1478,7 +1482,7 @@ void target_submit_cmd(struct se_cmd *se_cmd, struct se_session *se_sess, */ rc = target_get_sess_cmd(se_sess, se_cmd, (flags & TARGET_SCF_ACK_KREF)); if (rc) - return; + return rc; /* * Signal bidirectional data payloads to target-core */ @@ -1491,13 +1495,13 @@ void target_submit_cmd(struct se_cmd *se_cmd, struct se_session *se_sess, transport_send_check_condition_and_sense(se_cmd, se_cmd->scsi_sense_reason, 0); target_put_sess_cmd(se_sess, se_cmd); - return; + return 0; } rc = target_setup_cmd_from_cdb(se_cmd, cdb); if (rc != 0) { transport_generic_request_failure(se_cmd); - return; + return 0; } /* @@ -1507,7 +1511,7 @@ void target_submit_cmd(struct se_cmd *se_cmd, struct se_session *se_sess, core_alua_check_nonop_delay(se_cmd); transport_handle_cdb_direct(se_cmd); - return; + return 0; } EXPORT_SYMBOL(target_submit_cmd); |