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target: Handle GET_EVENT_STATUS_NOTIFICATION passthrough

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The SCSI MMC GET_EVENT_STATUS_NOTIFICATION command can be used to find
out about media change, among other things.  This patch adds it to the
command sequencer so that PSCSI CD-ROM passthrough works with modern
Linux guests that issue this command.

Tested-by: Cong Meng <mengcong@cn.ibm.com>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Stefan Hajnoczi 2012-04-30 16:35:13 +01:00 committed by Nicholas Bellinger
parent 381e309a65
commit ed0b2144c5
1 changed files with 4 additions and 0 deletions
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4
drivers/target/target_core_transport.c
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@ -3143,6 +3143,10 @@ static int transport_generic_cmd_sequencer(
cmd->sam_task_attr = MSG_HEAD_TAG;
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
break;
case GET_EVENT_STATUS_NOTIFICATION:
size = (cdb[7] << 8) | cdb[8];
cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB;
break;
default:
pr_warn("TARGET_CORE[%s]: Unsupported SCSI Opcode"
" 0x%02x, sending CHECK_CONDITION.\n",