From: Roland Dreier Date: Mon, 16 Jul 2012 22:34:21 +0000 (-0700) Subject: target: Add generation of LOGICAL BLOCK ADDRESS OUT OF RANGE X-Git-Tag: v3.2.25~33 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0c2305d15f446ea286545b12587a7c836a1fb08c;p=pandora-kernel.git target: Add generation of LOGICAL BLOCK ADDRESS OUT OF RANGE commit e2397c704429025bc6b331a970f699e52f34283e upstream. Many SCSI commands are defined to return a CHECK CONDITION / ILLEGAL REQUEST with ASC set to LOGICAL BLOCK ADDRESS OUT OF RANGE if the initiator sends a command that accesses a too-big LBA. Add an enum value and case entries so that target code can return this status. Signed-off-by: Roland Dreier Signed-off-by: Nicholas Bellinger Signed-off-by: Ben Hutchings --- diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 56609160d5a0..94c03d29dfbf 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1820,6 +1820,7 @@ static void transport_generic_request_failure(struct se_cmd *cmd) case TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE: case TCM_UNKNOWN_MODE_PAGE: case TCM_WRITE_PROTECTED: + case TCM_ADDRESS_OUT_OF_RANGE: case TCM_CHECK_CONDITION_ABORT_CMD: case TCM_CHECK_CONDITION_UNIT_ATTENTION: case TCM_CHECK_CONDITION_NOT_READY: @@ -4496,6 +4497,15 @@ int transport_send_check_condition_and_sense( /* WRITE PROTECTED */ buffer[offset+SPC_ASC_KEY_OFFSET] = 0x27; break; + case TCM_ADDRESS_OUT_OF_RANGE: + /* CURRENT ERROR */ + buffer[offset] = 0x70; + buffer[offset+SPC_ADD_SENSE_LEN_OFFSET] = 10; + /* ILLEGAL REQUEST */ + buffer[offset+SPC_SENSE_KEY_OFFSET] = ILLEGAL_REQUEST; + /* LOGICAL BLOCK ADDRESS OUT OF RANGE */ + buffer[offset+SPC_ASC_KEY_OFFSET] = 0x21; + break; case TCM_CHECK_CONDITION_UNIT_ATTENTION: /* CURRENT ERROR */ buffer[offset] = 0x70; diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 94bbec38fd09..6ee550e4f533 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -157,6 +157,7 @@ enum tcm_sense_reason_table { TCM_CHECK_CONDITION_UNIT_ATTENTION = 0x0e, TCM_CHECK_CONDITION_NOT_READY = 0x0f, TCM_RESERVATION_CONFLICT = 0x10, + TCM_ADDRESS_OUT_OF_RANGE = 0x11, }; struct se_obj {