@@ -77,6 +77,18 @@ operations (primarily domain creation).
Default: C</var/lock/xl>
+=item B<max_grant_frames=NUMBER>
+
+Sets the default value for the C<max_grant_frames> domain config value.
+
+Default: C<32> on hosts up to 16TB of memory, C<64> on hosts larger than 16TB
+
+=item B<max_maptrack_frames=NUMBER>
+
+Sets the default value for the C<max_maptrack_frames> domain config value.
+
+Default: C<0>
+
=item B<vif.default.script="PATH">
Configures the default hotplug script used by virtual network devices.
@@ -45,6 +45,8 @@ char *default_colo_proxy_script = NULL;
enum output_format default_output_format = OUTPUT_FORMAT_JSON;
int claim_mode = 1;
bool progress_use_cr = 0;
+int max_grant_frames = -1;
+int max_maptrack_frames = 0;
xentoollog_level minmsglevel = minmsglevel_default;
@@ -88,6 +90,7 @@ static void parse_global_config(const char *configfile,
XLU_Config *config;
int e;
const char *buf;
+ libxl_physinfo physinfo;
config = xlu_cfg_init(stderr, configfile);
if (!config) {
@@ -188,6 +191,18 @@ static void parse_global_config(const char *configfile,
xlu_cfg_replace_string (config, "colo.default.proxyscript",
&default_colo_proxy_script, 0);
+ if (!xlu_cfg_get_long (config, "max_grant_frames", &l, 0))
+ max_grant_frames = l;
+ else {
+ libxl_physinfo_init(&physinfo);
+ max_grant_frames = (libxl_get_physinfo(ctx, &physinfo) != 0 ||
+ !(physinfo.max_possible_mfn >> 32))
+ ? 32 : 64;
+ libxl_physinfo_dispose(&physinfo);
+ }
+ if (!xlu_cfg_get_long (config, "max_maptrack_frames", &l, 0))
+ max_maptrack_frames = l;
+
xlu_cfg_destroy(config);
}
@@ -275,6 +275,8 @@ extern char *default_vifbackend;
extern char *default_remus_netbufscript;
extern char *default_colo_proxy_script;
extern char *blkdev_start;
+extern int max_grant_frames;
+extern int max_maptrack_frames;
enum output_format {
OUTPUT_FORMAT_JSON,