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-rw-r--r--hw/scsi/scsi-generic.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/hw/scsi/scsi-generic.c b/hw/scsi/scsi-generic.c
index 7459465f60..71372a8383 100644
--- a/hw/scsi/scsi-generic.c
+++ b/hw/scsi/scsi-generic.c
@@ -222,6 +222,18 @@ static void scsi_read_complete(void * opaque, int ret)
             r->buf[3] |= 0x80;
         }
     }
+    if (s->type == TYPE_DISK &&
+        r->req.cmd.buf[0] == INQUIRY &&
+        r->req.cmd.buf[2] == 0xb0) {
+        uint32_t max_xfer_len = blk_get_max_transfer_length(s->conf.blk);
+        if (max_xfer_len) {
+            stl_be_p(&r->buf[8], max_xfer_len);
+            /* Also take care of the opt xfer len. */
+            if (ldl_be_p(&r->buf[12]) > max_xfer_len) {
+                stl_be_p(&r->buf[12], max_xfer_len);
+            }
+        }
+    }
     scsi_req_data(&r->req, len);
     scsi_req_unref(&r->req);
 }