libxl: move gfx_passthru setting to b_info->u.hvm

Although xl parsed this value for both PV and HVM domains (and then a second
time for HVM domains) inside libxl it only impacts HVM guests so I think this
is the right place for it.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Ian Jackson <Ian.Jackson@eu.citrix.com>

3 files changed, 6 insertions, 8 deletions

diff --git a/tools/libxl/libxl_dm.c b/tools/libxl/libxl_dm.c
index 84dedc2ab4..bf01806a18 100644
--- a/tools/libxl/libxl_dm.c
+++ b/tools/libxl/libxl_dm.c
@@ -240,7 +240,7 @@ static char ** libxl__build_device_model_args_old(libxl__gc *gc,
         if ( ioemu_vifs == 0 ) {
             flexarray_vappend(dm_args, "-net", "none", NULL);
         }
-        if (info->gfx_passthru) {
+        if (b_info->u.hvm.gfx_passthru) {
             flexarray_append(dm_args, "-gfx_passthru");
         }
     } else {
@@ -480,7 +480,7 @@ static char ** libxl__build_device_model_args_new(libxl__gc *gc,
             flexarray_append(dm_args, "-net");
             flexarray_append(dm_args, "none");
         }
-        if (info->gfx_passthru) {
+        if (b_info->u.hvm.gfx_passthru) {
             flexarray_append(dm_args, "-gfx_passthru");
         }
     } else {
diff --git a/tools/libxl/libxl_types.idl b/tools/libxl/libxl_types.idl
index 58b303c763..0947dbd140 100644
--- a/tools/libxl/libxl_types.idl
+++ b/tools/libxl/libxl_types.idl
@@ -223,6 +223,8 @@ libxl_domain_build_info = Struct("domain_build_info",[
                                        ("sdl",              libxl_sdl_info),
                                        ("spice",            libxl_spice_info),
                                        
+                                       ("gfx_passthru",     bool),
+                                       
                                        ("serial",           string),
                                        ("boot",             string),
                                        ("usb",              bool),
@@ -260,7 +262,6 @@ libxl_device_model_info = Struct("device_model_info",[
     ("device_model",     string),
     ("saved_state",      string),
     ("type",             libxl_domain_type),
-    ("gfx_passthru",     bool),
     # extra parameters pass directly to qemu, NULL terminated
     ("extra",            libxl_string_list),
     # extra parameters pass directly to qemu for PV guest, NULL terminated
diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index 2589244e0a..3e98f68965 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -382,7 +382,7 @@ static void printf_info(int domid,
         printf("\t\t\t(spiceagent_mouse %d)\n", b_info->u.hvm.spice.agent_mouse);
 
         printf("\t\t\t(device_model %s)\n", dm_info->device_model ? : "default");
-        printf("\t\t\t(gfx_passthru %d)\n", dm_info->gfx_passthru);
+        printf("\t\t\t(gfx_passthru %d)\n", b_info->u.hvm.gfx_passthru);
         printf("\t\t\t(serial %s)\n", b_info->u.hvm.serial);
         printf("\t\t\t(boot %s)\n", b_info->u.hvm.boot);
         printf("\t\t\t(usb %d)\n", b_info->u.hvm.usb);
@@ -816,9 +816,6 @@ static void parse_config_data(const char *configfile_filename_report,
     if (!xlu_cfg_get_long (config, "videoram", &l, 0))
         b_info->video_memkb = l * 1024;
 
-    if (!xlu_cfg_get_long (config, "gfx_passthru", &l, 0))
-        dm_info->gfx_passthru = l;
-
     switch(c_info->type) {
     case LIBXL_DOMAIN_TYPE_HVM:
         if (!xlu_cfg_get_string (config, "kernel", &buf, 0))
@@ -1292,7 +1289,7 @@ skip_vfb:
         if (!xlu_cfg_get_long (config, "nographic", &l, 0))
             b_info->u.hvm.nographic = l;
         if (!xlu_cfg_get_long (config, "gfx_passthru", &l, 0))
-            dm_info->gfx_passthru = l;
+            b_info->u.hvm.gfx_passthru = l;
         xlu_cfg_replace_string (config, "serial", &b_info->u.hvm.serial, 0);
         xlu_cfg_replace_string (config, "boot", &b_info->u.hvm.boot, 0);
         if (!xlu_cfg_get_long (config, "usb", &l, 0))