diff options
Diffstat (limited to 'include/target')
-rw-r--r-- | include/target/target_core_base.h | 10 | ||||
-rw-r--r-- | include/target/target_core_fabric.h | 19 |
2 files changed, 22 insertions, 7 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 159567359bbb..97099a5e3f6c 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -108,6 +108,15 @@ #define SE_MODE_PAGE_BUF 512 #define SE_SENSE_BUF 96 +enum target_submit_type { + /* Use the fabric driver's default submission type */ + TARGET_FABRIC_DEFAULT_SUBMIT, + /* Submit from the calling context */ + TARGET_DIRECT_SUBMIT, + /* Defer submission to the LIO workqueue */ + TARGET_QUEUE_SUBMIT, +}; + /* struct se_hba->hba_flags */ enum hba_flags_table { HBA_FLAGS_INTERNAL_USE = 0x01, @@ -717,6 +726,7 @@ struct se_dev_attrib { u32 unmap_granularity; u32 unmap_granularity_alignment; u32 max_write_same_len; + u8 submit_type; struct se_device *da_dev; struct config_group da_group; }; diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h index b188b1e90e1e..3378ff9ee271 100644 --- a/include/target/target_core_fabric.h +++ b/include/target/target_core_fabric.h @@ -113,11 +113,20 @@ struct target_core_fabric_ops { struct configfs_attribute **tfc_tpg_nacl_param_attrs; /* - * Set this member variable to true if the SCSI transport protocol + * Set this member variable if the SCSI transport protocol * (e.g. iSCSI) requires that the Data-Out buffer is transferred in * its entirety before a command is aborted. */ - bool write_pending_must_be_called; + unsigned int write_pending_must_be_called:1; + /* + * Set this if the driver supports submitting commands to the backend + * from target_submit/target_submit_cmd. + */ + unsigned int direct_submit_supp:1; + /* + * Set this to a target_submit_type value. + */ + u8 default_submit_type; }; int target_register_template(const struct target_core_fabric_ops *fo); @@ -166,20 +175,18 @@ int target_submit_prep(struct se_cmd *se_cmd, unsigned char *cdb, struct scatterlist *sgl, u32 sgl_count, struct scatterlist *sgl_bidi, u32 sgl_bidi_count, struct scatterlist *sgl_prot, u32 sgl_prot_count, gfp_t gfp); -void target_submit(struct se_cmd *se_cmd); +int target_submit(struct se_cmd *se_cmd); sense_reason_t transport_lookup_cmd_lun(struct se_cmd *); sense_reason_t target_cmd_init_cdb(struct se_cmd *se_cmd, unsigned char *cdb, gfp_t gfp); sense_reason_t target_cmd_parse_cdb(struct se_cmd *); void target_submit_cmd(struct se_cmd *, struct se_session *, unsigned char *, unsigned char *, u64, u32, int, int, int); -void target_queue_submission(struct se_cmd *se_cmd); int target_submit_tmr(struct se_cmd *se_cmd, struct se_session *se_sess, unsigned char *sense, u64 unpacked_lun, void *fabric_tmr_ptr, unsigned char tm_type, gfp_t, u64, int); -int transport_handle_cdb_direct(struct se_cmd *); sense_reason_t transport_generic_new_cmd(struct se_cmd *); void target_put_cmd_and_wait(struct se_cmd *cmd); @@ -197,8 +204,6 @@ void target_stop_session(struct se_session *se_sess); void target_wait_for_sess_cmds(struct se_session *); void target_show_cmd(const char *pfx, struct se_cmd *cmd); -int core_alua_check_nonop_delay(struct se_cmd *); - int core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t); void core_tmr_release_req(struct se_tmr_req *); int transport_generic_handle_tmr(struct se_cmd *); |