diff options
| -rw-r--r-- | drivers/target/target_core_transport.c | 24 | ||||
| -rw-r--r-- | include/target/target_core_transport.h | 1 |
2 files changed, 25 insertions, 0 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index d42a98e4725b..1ae6eb7a621b 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1842,12 +1842,36 @@ int transport_generic_handle_cdb( printk(KERN_ERR "cmd->se_lun is NULL\n"); return -EINVAL; } + transport_add_cmd_to_queue(cmd, TRANSPORT_NEW_CMD); return 0; } EXPORT_SYMBOL(transport_generic_handle_cdb); /* + * Used by fabric module frontends to queue tasks directly. + * Many only be used from process context only + */ +int transport_handle_cdb_direct( + struct se_cmd *cmd) +{ + if (!cmd->se_lun) { + dump_stack(); + printk(KERN_ERR "cmd->se_lun is NULL\n"); + return -EINVAL; + } + if (in_interrupt()) { + dump_stack(); + printk(KERN_ERR "transport_generic_handle_cdb cannot be called" + " from interrupt context\n"); + return -EINVAL; + } + + return transport_generic_new_cmd(cmd); +} +EXPORT_SYMBOL(transport_handle_cdb_direct); + +/* * Used by fabric module frontends defining a TFO->new_cmd_map() caller * to queue up a newly setup se_cmd w/ TRANSPORT_NEW_CMD_MAP in order to * complete setup in TCM process context w/ TFO->new_cmd_map(). diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h index 604e669527b4..2aae76412377 100644 --- a/include/target/target_core_transport.h +++ b/include/target/target_core_transport.h @@ -166,6 +166,7 @@ extern void transport_init_se_cmd(struct se_cmd *, extern void transport_free_se_cmd(struct se_cmd *); extern int transport_generic_allocate_tasks(struct se_cmd *, unsigned char *); extern int transport_generic_handle_cdb(struct se_cmd *); +extern int transport_handle_cdb_direct(struct se_cmd *); extern int transport_generic_handle_cdb_map(struct se_cmd *); extern int transport_generic_handle_data(struct se_cmd *); extern void transport_new_cmd_failure(struct se_cmd *); |