Messages in this thread Patch in this message | | | From | Stefan Hajnoczi <> | Subject | [PATCH] target: Handle GET_EVENT_STATUS_NOTIFICATION passthrough | Date | Mon, 30 Apr 2012 16:35:13 +0100 |
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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> --- 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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