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@xxxxxxxxxx>
Signed-off-by: Stefan Hajnoczi <stefanha@xxxxxxxxxxxxxxxxxx>
---
drivers/target/target_core_transport.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index a953ca0..5b83fd2 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -3146,6 +3146,10 @@ 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",
--
1.7.10
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