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    Subject[ 001/122] target: Add generation of LOGICAL BLOCK ADDRESS OUT OF RANGE
    Date
    From: Greg KH <gregkh@linuxfoundation.org>

    3.5-stable review patch. If anyone has any objections, please let me know.

    ------------------

    From: Roland Dreier <roland@purestorage.com>

    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 <roland@purestorage.com>
    Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/target/target_core_transport.c | 10 ++++++++++
    include/target/target_core_base.h | 1 +
    2 files changed, 11 insertions(+)

    --- a/drivers/target/target_core_transport.c
    +++ b/drivers/target/target_core_transport.c
    @@ -1797,6 +1797,7 @@ void transport_generic_request_failure(s
    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:
    @@ -4212,6 +4213,15 @@ int transport_send_check_condition_and_s
    /* 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;
    --- a/include/target/target_core_base.h
    +++ b/include/target/target_core_base.h
    @@ -220,6 +220,7 @@ 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,
    };

    enum target_sc_flags_table {



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