From c770a04b0c10707234e4b64d562b37dfd11db163 Mon Sep 17 00:00:00 2001
From: Vladislav Bolkhovitin <vst@vlnb.net>
Date: Thu, 14 Jun 2012 19:11:16 +0000
Subject: [PATCH] GET LBA STATUS placeholder added

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4348 d57e44dd-8a1f-0410-8b47-8ef2f437770f
---
 scst/src/dev_handlers/scst_vdisk.c |  8 ++++++++
 scst/src/scst_lib.c                | 14 ++++++++++++--
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/scst/src/dev_handlers/scst_vdisk.c b/scst/src/dev_handlers/scst_vdisk.c
index 2a902d537..57b9365bd 100644
--- a/scst/src/dev_handlers/scst_vdisk.c
+++ b/scst/src/dev_handlers/scst_vdisk.c
@@ -249,6 +249,7 @@ static enum compl_status_e fileio_exec_write_verify(struct vdisk_cmd_params *p);
 static enum compl_status_e nullio_exec_write_verify(struct vdisk_cmd_params *p);
 static enum compl_status_e vdisk_exec_read_capacity(struct vdisk_cmd_params *p);
 static enum compl_status_e vdisk_exec_read_capacity16(struct vdisk_cmd_params *p);
+static enum compl_status_e vdisk_exec_get_lba_status(struct vdisk_cmd_params *p);
 static enum compl_status_e vdisk_exec_report_tpgs(struct vdisk_cmd_params *p);
 static enum compl_status_e vdisk_exec_inquiry(struct vdisk_cmd_params *p);
 static enum compl_status_e vdisk_exec_request_sense(struct vdisk_cmd_params *p);
@@ -1038,6 +1039,8 @@ static enum compl_status_e vdisk_exec_srv_action_in(struct vdisk_cmd_params *p)
 	case SAI_READ_CAPACITY_16:
 		vdisk_exec_read_capacity16(p);
 		return CMD_SUCCEEDED;
+	case SAI_GET_LBA_STATUS:
+		return vdisk_exec_get_lba_status(p);
 	}
 	return INVALID_OPCODE;
 }
@@ -3118,6 +3121,11 @@ out:
 	return CMD_SUCCEEDED;
 }
 
+static enum compl_status_e vdisk_exec_get_lba_status(struct vdisk_cmd_params *p)
+{
+	return INVALID_OPCODE;
+}
+
 /* SPC-4 REPORT TARGET PORT GROUPS command */
 static enum compl_status_e vdisk_exec_report_tpgs(struct vdisk_cmd_params *p)
 {
diff --git a/scst/src/scst_lib.c b/scst/src/scst_lib.c
index 9cb9685df..750436a06 100644
--- a/scst/src/scst_lib.c
+++ b/scst/src/scst_lib.c
@@ -6044,15 +6044,25 @@ static int get_cdb_info_serv_act_in(struct scst_cmd *cmd,
 
 	cmd->lba = 0;
 
-	if ((cmd->cdb[1] & 0x1f) == SAI_READ_CAPACITY_16) {
+	switch (cmd->cdb[1] & 0x1f) {
+	case SAI_READ_CAPACITY_16:
 		cmd->op_name = "READ CAPACITY(16)";
 		cmd->bufflen = get_unaligned_be32(&cmd->cdb[10]);
 		cmd->op_flags |= SCST_IMPLICIT_HQ |
 				SCST_REG_RESERVE_ALLOWED |
 				SCST_WRITE_EXCL_ALLOWED |
 				SCST_EXCL_ACCESS_ALLOWED;
-	} else
+		break;
+	case SAI_GET_LBA_STATUS:
+		cmd->op_name = "GET LBA STATUS";
+		cmd->lba = get_unaligned_be64(&cmd->cdb[2]);
+		cmd->bufflen = get_unaligned_be32(&cmd->cdb[10]);
+		cmd->op_flags |= SCST_WRITE_EXCL_ALLOWED;
+		break;
+	default:
 		cmd->op_flags |= SCST_UNKNOWN_LENGTH;
+		break;
+	}
 
 	cmd->data_len = cmd->bufflen;