Mailing List Archive

# HG changeset patch
# User Ian Campbell <ian.campbell@citrix.com>
# Date 1322221980 0
# Node ID 88eee947a2bd15d4811c664ba6ed345a066708eb
# Parent 5a4e9f351a8ea57568a4a2dd8a5c4684628c56c9
xlu: add "dont_warn" to xlu_cfg_*

I want it for get_long but we might as well have it everywhere.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>

diff -r 5a4e9f351a8e -r 88eee947a2bd tools/libxl/libxlu_cfg.c
--- a/tools/libxl/libxlu_cfg.c Fri Nov 25 11:52:58 2011 +0000
+++ b/tools/libxl/libxlu_cfg.c Fri Nov 25 11:53:00 2011 +0000
@@ -165,17 +165,18 @@ static XLU_ConfigSetting *find(const XLU
}

static int find_atom(const XLU_Config *cfg, const char *n,
- XLU_ConfigSetting **set_r) {
+ XLU_ConfigSetting **set_r, int dont_warn) {
XLU_ConfigSetting *set;

set= find(cfg,n);
if (!set) return ESRCH;

if (set->avalues!=1) {
- fprintf(cfg->report,
- "%s:%d: warning: parameter `%s' is"
- " a list but should be a single value\n",
- cfg->filename, set->lineno, n);
+ if (!dont_warn)
+ fprintf(cfg->report,
+ "%s:%d: warning: parameter `%s' is"
+ " a list but should be a single value\n",
+ cfg->filename, set->lineno, n);
return EINVAL;
}
*set_r= set;
@@ -183,49 +184,51 @@ static int find_atom(const XLU_Config *c
}

int xlu_cfg_get_string(const XLU_Config *cfg, const char *n,
- const char **value_r) {
+ const char **value_r, int dont_warn) {
XLU_ConfigSetting *set;
int e;

- e= find_atom(cfg,n,&set); if (e) return e;
+ e= find_atom(cfg,n,&set,dont_warn); if (e) return e;
*value_r= set->values[0];
return 0;
}

int xlu_cfg_replace_string(const XLU_Config *cfg, const char *n,
- char **value_r) {
+ char **value_r, int dont_warn) {
XLU_ConfigSetting *set;
int e;

- e= find_atom(cfg,n,&set); if (e) return e;
+ e= find_atom(cfg,n,&set,dont_warn); if (e) return e;
free(*value_r);
*value_r= strdup(set->values[0]);
return 0;
}

int xlu_cfg_get_long(const XLU_Config *cfg, const char *n,
- long *value_r) {
+ long *value_r, int dont_warn) {
long l;
XLU_ConfigSetting *set;
int e;
char *ep;

- e= find_atom(cfg,n,&set); if (e) return e;
+ e= find_atom(cfg,n,&set,dont_warn); if (e) return e;
errno= 0; l= strtol(set->values[0], &ep, 0);
e= errno;
if (errno) {
e= errno;
assert(e==EINVAL || e==ERANGE);
- fprintf(cfg->report,
- "%s:%d: warning: parameter `%s' could not be parsed"
- " as a number: %s\n",
- cfg->filename, set->lineno, n, strerror(e));
+ if (!dont_warn)
+ fprintf(cfg->report,
+ "%s:%d: warning: parameter `%s' could not be parsed"
+ " as a number: %s\n",
+ cfg->filename, set->lineno, n, strerror(e));
return e;
}
if (*ep || ep==set->values[0]) {
- fprintf(cfg->report,
- "%s:%d: warning: parameter `%s' is not a valid number\n",
- cfg->filename, set->lineno, n);
+ if (!dont_warn)
+ fprintf(cfg->report,
+ "%s:%d: warning: parameter `%s' is not a valid number\n",
+ cfg->filename, set->lineno, n);
return EINVAL;
}
*value_r= l;
diff -r 5a4e9f351a8e -r 88eee947a2bd tools/libxl/libxlutil.h
--- a/tools/libxl/libxlutil.h Fri Nov 25 11:52:58 2011 +0000
+++ b/tools/libxl/libxlutil.h Fri Nov 25 11:53:00 2011 +0000
@@ -41,13 +41,17 @@ void xlu_cfg_destroy(XLU_Config*);
* Return values are:
* 0 OK
* ESRCH not defined
- * EINVAL value found but wrong format for request (prints warning)
+ * EINVAL value found but wrong format for request (prints warning unless dont_warn=true)
* ERANGE value out of range (from strtol)
*/

-int xlu_cfg_get_string(const XLU_Config*, const char *n, const char **value_r);
-int xlu_cfg_replace_string(const XLU_Config *cfg, const char *n, char **value_r); /* free/strdup version */
-int xlu_cfg_get_long(const XLU_Config*, const char *n, long *value_r);
+int xlu_cfg_get_string(const XLU_Config*, const char *n, const char **value_r,
+ int dont_warn);
+/* free/strdup version */
+int xlu_cfg_replace_string(const XLU_Config *cfg, const char *n,
+ char **value_r, int dont_warn);
+int xlu_cfg_get_long(const XLU_Config*, const char *n, long *value_r,
+ int dont_warn);

int xlu_cfg_get_list(const XLU_Config*, const char *n,
XLU_ConfigList **list_r /* may be 0 */,
diff -r 5a4e9f351a8e -r 88eee947a2bd tools/libxl/xl.c
--- a/tools/libxl/xl.c Fri Nov 25 11:52:58 2011 +0000
+++ b/tools/libxl/xl.c Fri Nov 25 11:53:00 2011 +0000
@@ -62,10 +62,10 @@ static void parse_global_config(const ch
exit(1);
}

- if (!xlu_cfg_get_long (config, "autoballoon", &l))
+ if (!xlu_cfg_get_long (config, "autoballoon", &l, 0))
autoballoon = l;

- if (!xlu_cfg_get_string (config, "lockfile", &buf))
+ if (!xlu_cfg_get_string (config, "lockfile", &buf, 0))
lockfile = strdup(buf);
else {
e = asprintf(&lockfile, "%s/xl", (char *)libxl_lock_dir_path());
@@ -75,7 +75,7 @@ static void parse_global_config(const ch
}
}

- if (!xlu_cfg_get_string (config, "vifscript", &buf))
+ if (!xlu_cfg_get_string (config, "vifscript", &buf, 0))
default_vifscript = strdup(buf);

xlu_cfg_destroy(config);
diff -r 5a4e9f351a8e -r 88eee947a2bd tools/libxl/xl_cmdimpl.c
--- a/tools/libxl/xl_cmdimpl.c Fri Nov 25 11:52:58 2011 +0000
+++ b/tools/libxl/xl_cmdimpl.c Fri Nov 25 11:53:00 2011 +0000
@@ -554,7 +554,7 @@ static void parse_config_data(const char
if (libxl_init_create_info(ctx, c_info))
exit(1);

- if (!xlu_cfg_get_string (config, "seclabel", &buf)) {
+ if (!xlu_cfg_get_string (config, "seclabel", &buf, 0)) {
e = libxl_flask_context_to_sid(ctx, (char *)buf, strlen(buf),
&c_info->ssidref);
if (e) {
@@ -568,19 +568,19 @@ static void parse_config_data(const char
}

c_info->type = LIBXL_DOMAIN_TYPE_PV;
- if (!xlu_cfg_get_string (config, "builder", &buf) &&
+ if (!xlu_cfg_get_string (config, "builder", &buf, 0) &&
!strncmp(buf, "hvm", strlen(buf)))
c_info->type = LIBXL_DOMAIN_TYPE_HVM;

- if (!xlu_cfg_get_long (config, "hap", &l))
+ if (!xlu_cfg_get_long (config, "hap", &l, 0))
c_info->hap = l;

- if (xlu_cfg_replace_string (config, "name", &c_info->name)) {
+ if (xlu_cfg_replace_string (config, "name", &c_info->name, 0)) {
fprintf(stderr, "Domain name must be specified.");
exit(1);
}

- if (!xlu_cfg_get_string (config, "uuid", &buf) ) {
+ if (!xlu_cfg_get_string (config, "uuid", &buf, 0) ) {
if ( libxl_uuid_from_string(&c_info->uuid, buf) ) {
fprintf(stderr, "Failed to parse UUID: %s\n", buf);
exit(1);
@@ -589,10 +589,10 @@ static void parse_config_data(const char
libxl_uuid_generate(&c_info->uuid);
}

- if (!xlu_cfg_get_long(config, "oos", &l))
+ if (!xlu_cfg_get_long(config, "oos", &l, 0))
c_info->oos = l;

- if (!xlu_cfg_get_string (config, "pool", &buf)) {
+ if (!xlu_cfg_get_string (config, "pool", &buf, 0)) {
c_info->poolid = -1;
cpupool_qualifier_to_cpupoolid(buf, &c_info->poolid, NULL);
}
@@ -606,37 +606,37 @@ static void parse_config_data(const char
exit(1);

/* the following is the actual config parsing with overriding values in the structures */
- if (!xlu_cfg_get_long (config, "vcpus", &l)) {
+ if (!xlu_cfg_get_long (config, "vcpus", &l, 0)) {
b_info->max_vcpus = l;
b_info->cur_vcpus = (1 << l) - 1;
}

- if (!xlu_cfg_get_long (config, "maxvcpus", &l))
+ if (!xlu_cfg_get_long (config, "maxvcpus", &l, 0))
b_info->max_vcpus = l;

- if (!xlu_cfg_get_long (config, "memory", &l)) {
+ if (!xlu_cfg_get_long (config, "memory", &l, 0)) {
b_info->max_memkb = l * 1024;
b_info->target_memkb = b_info->max_memkb;
}

- if (!xlu_cfg_get_long (config, "maxmem", &l))
+ if (!xlu_cfg_get_long (config, "maxmem", &l, 0))
b_info->max_memkb = l * 1024;

- if (xlu_cfg_get_string (config, "on_poweroff", &buf))
+ if (xlu_cfg_get_string (config, "on_poweroff", &buf, 0))
buf = "destroy";
if (!parse_action_on_shutdown(buf, &d_config->on_poweroff)) {
fprintf(stderr, "Unknown on_poweroff action \"%s\" specified\n", buf);
exit(1);
}

- if (xlu_cfg_get_string (config, "on_reboot", &buf))
+ if (xlu_cfg_get_string (config, "on_reboot", &buf, 0))
buf = "restart";
if (!parse_action_on_shutdown(buf, &d_config->on_reboot)) {
fprintf(stderr, "Unknown on_reboot action \"%s\" specified\n", buf);
exit(1);
}

- if (xlu_cfg_get_string (config, "on_watchdog", &buf))
+ if (xlu_cfg_get_string (config, "on_watchdog", &buf, 0))
buf = "destroy";
if (!parse_action_on_shutdown(buf, &d_config->on_watchdog)) {
fprintf(stderr, "Unknown on_watchdog action \"%s\" specified\n", buf);
@@ -644,7 +644,7 @@ static void parse_config_data(const char
}


- if (xlu_cfg_get_string (config, "on_crash", &buf))
+ if (xlu_cfg_get_string (config, "on_crash", &buf, 0))
buf = "destroy";
if (!parse_action_on_shutdown(buf, &d_config->on_crash)) {
fprintf(stderr, "Unknown on_crash action \"%s\" specified\n", buf);
@@ -654,52 +654,52 @@ static void parse_config_data(const char
/* libxl_get_required_shadow_memory() must be called after final values
* (default or specified) for vcpus and memory are set, because the
* calculation depends on those values. */
- b_info->shadow_memkb = !xlu_cfg_get_long(config, "shadow_memory", &l)
+ b_info->shadow_memkb = !xlu_cfg_get_long(config, "shadow_memory", &l, 0)
? l * 1024
: libxl_get_required_shadow_memory(b_info->max_memkb,
b_info->max_vcpus);

- if (!xlu_cfg_get_long (config, "nomigrate", &l))
+ if (!xlu_cfg_get_long (config, "nomigrate", &l, 0))
b_info->disable_migrate = l;

- if (!xlu_cfg_get_long(config, "tsc_mode", &l))
+ if (!xlu_cfg_get_long(config, "tsc_mode", &l, 0))
b_info->tsc_mode = l;

- if (!xlu_cfg_get_long (config, "videoram", &l))
+ if (!xlu_cfg_get_long (config, "videoram", &l, 0))
b_info->video_memkb = l * 1024;

- if (!xlu_cfg_get_long (config, "gfx_passthru", &l))
+ 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))
+ if (!xlu_cfg_get_string (config, "kernel", &buf, 0))
fprintf(stderr, "WARNING: ignoring \"kernel\" directive for HVM guest. "
"Use \"firmware_override\" instead if you really want a non-default firmware\n");

xlu_cfg_replace_string (config, "firmware_override",
- &b_info->u.hvm.firmware);
- if (!xlu_cfg_get_long (config, "pae", &l))
+ &b_info->u.hvm.firmware, 0);
+ if (!xlu_cfg_get_long (config, "pae", &l, 0))
b_info->u.hvm.pae = l;
- if (!xlu_cfg_get_long (config, "apic", &l))
+ if (!xlu_cfg_get_long (config, "apic", &l, 0))
b_info->u.hvm.apic = l;
- if (!xlu_cfg_get_long (config, "acpi", &l))
+ if (!xlu_cfg_get_long (config, "acpi", &l, 0))
b_info->u.hvm.acpi = l;
- if (!xlu_cfg_get_long (config, "acpi_s3", &l))
+ if (!xlu_cfg_get_long (config, "acpi_s3", &l, 0))
b_info->u.hvm.acpi_s3 = l;
- if (!xlu_cfg_get_long (config, "acpi_s4", &l))
+ if (!xlu_cfg_get_long (config, "acpi_s4", &l, 0))
b_info->u.hvm.acpi_s4 = l;
- if (!xlu_cfg_get_long (config, "nx", &l))
+ if (!xlu_cfg_get_long (config, "nx", &l, 0))
b_info->u.hvm.nx = l;
- if (!xlu_cfg_get_long (config, "viridian", &l))
+ if (!xlu_cfg_get_long (config, "viridian", &l, 0))
b_info->u.hvm.viridian = l;
- if (!xlu_cfg_get_long (config, "hpet", &l))
+ if (!xlu_cfg_get_long (config, "hpet", &l, 0))
b_info->u.hvm.hpet = l;
- if (!xlu_cfg_get_long (config, "vpt_align", &l))
+ if (!xlu_cfg_get_long (config, "vpt_align", &l, 0))
b_info->u.hvm.vpt_align = l;
- if (!xlu_cfg_get_long (config, "timer_mode", &l))
+ if (!xlu_cfg_get_long (config, "timer_mode", &l, 0))
b_info->u.hvm.timer_mode = l;
- if (!xlu_cfg_get_long (config, "nestedhvm", &l))
+ if (!xlu_cfg_get_long (config, "nestedhvm", &l, 0))
b_info->u.hvm.nested_hvm = l;
break;
case LIBXL_DOMAIN_TYPE_PV:
@@ -707,12 +707,12 @@ static void parse_config_data(const char
char *cmdline = NULL;
const char *root = NULL, *extra = "";

- xlu_cfg_replace_string (config, "kernel", &b_info->u.pv.kernel.path);
-
- xlu_cfg_replace_string (config, "kernel", &b_info->u.pv.kernel.path);
-
- xlu_cfg_get_string (config, "root", &root);
- xlu_cfg_get_string (config, "extra", &extra);
+ xlu_cfg_replace_string (config, "kernel", &b_info->u.pv.kernel.path, 0);
+
+ xlu_cfg_replace_string (config, "kernel", &b_info->u.pv.kernel.path, 0);
+
+ xlu_cfg_get_string (config, "root", &root, 0);
+ xlu_cfg_get_string (config, "extra", &extra, 0);

if (root) {
if (asprintf(&cmdline, "root=%s %s", root, extra) == -1)
@@ -726,8 +726,10 @@ static void parse_config_data(const char
exit(1);
}

- xlu_cfg_replace_string (config, "bootloader", &b_info->u.pv.bootloader);
- xlu_cfg_replace_string (config, "bootloader_args", &b_info->u.pv.bootloader_args);
+ xlu_cfg_replace_string (config, "bootloader",
+ &b_info->u.pv.bootloader, 0);
+ xlu_cfg_replace_string (config, "bootloader_args",
+ &b_info->u.pv.bootloader_args, 0);

if (!b_info->u.pv.bootloader && !b_info->u.pv.kernel.path) {
fprintf(stderr, "Neither kernel nor bootloader specified\n");
@@ -735,7 +737,7 @@ static void parse_config_data(const char
}

b_info->u.pv.cmdline = cmdline;
- xlu_cfg_replace_string (config, "ramdisk", &b_info->u.pv.ramdisk.path);
+ xlu_cfg_replace_string (config, "ramdisk", &b_info->u.pv.ramdisk.path, 0);
break;
}
default:
@@ -910,15 +912,15 @@ skip_vfb:
}
}

- if (!xlu_cfg_get_long (config, "pci_msitranslate", &l))
+ if (!xlu_cfg_get_long (config, "pci_msitranslate", &l, 0))
pci_msitranslate = l;

- if (!xlu_cfg_get_long (config, "pci_power_mgmt", &l))
+ if (!xlu_cfg_get_long (config, "pci_power_mgmt", &l, 0))
pci_power_mgmt = l;

/* To be reworked (automatically enabled) once the auto ballooning
* after guest starts is done (with PCI devices passed in). */
- if (!xlu_cfg_get_long (config, "e820_host", &l)) {
+ if (!xlu_cfg_get_long (config, "e820_host", &l, 0)) {
switch (c_info->type) {
case LIBXL_DOMAIN_TYPE_HVM:
fprintf(stderr, "Can't do e820_host in HVM mode!");
@@ -986,7 +988,7 @@ skip_vfb:
}
break;
case EINVAL: /* config option is not a list, parse as a string */
- if (!xlu_cfg_get_string(config, "cpuid", &buf)) {
+ if (!xlu_cfg_get_string(config, "cpuid", &buf, 0)) {
char *buf2, *p, *strtok_ptr = NULL;
const char *errstr;

@@ -1034,7 +1036,7 @@ skip_vfb:
if (libxl_init_dm_info(ctx, dm_info, c_info, b_info))
exit(1);
/* parse device model arguments, this works for pv, hvm and stubdom */
- if (!xlu_cfg_get_string (config, "device_model", &buf)) {
+ if (!xlu_cfg_get_string (config, "device_model", &buf, 0)) {
fprintf(stderr,
"WARNING: ignoring device_model directive.\n"
"WARNING: Use \"device_model_override\" instead if you"
@@ -1053,8 +1055,8 @@ skip_vfb:


xlu_cfg_replace_string (config, "device_model_override",
- &dm_info->device_model);
- if (!xlu_cfg_get_string (config, "device_model_version", &buf)) {
+ &dm_info->device_model, 0);
+ if (!xlu_cfg_get_string (config, "device_model_version", &buf, 0)) {
if (!strcmp(buf, "qemu-xen-traditional")) {
dm_info->device_model_version
= LIBXL_DEVICE_MODEL_VERSION_QEMU_XEN_TRADITIONAL;
@@ -1068,7 +1070,7 @@ skip_vfb:
}
} else if (dm_info->device_model)
fprintf(stderr, "WARNING: device model override given without specific DM version\n");
- if (!xlu_cfg_get_long (config, "device_model_stubdomain_override", &l))
+ if (!xlu_cfg_get_long (config, "device_model_stubdomain_override", &l, 0))
dm_info->device_model_stubdomain = l;

#define parse_extra_args(type) \
@@ -1096,46 +1098,46 @@ skip_vfb:
#undef parse_extra_args

if (c_info->type == LIBXL_DOMAIN_TYPE_HVM) {
- if (!xlu_cfg_get_long (config, "stdvga", &l))
+ if (!xlu_cfg_get_long (config, "stdvga", &l, 0))
dm_info->stdvga = l;
- if (!xlu_cfg_get_long (config, "vnc", &l))
+ if (!xlu_cfg_get_long (config, "vnc", &l, 0))
dm_info->vnc = l;
- xlu_cfg_replace_string (config, "vnclisten", &dm_info->vnclisten);
- xlu_cfg_replace_string (config, "vncpasswd", &dm_info->vncpasswd);
- if (!xlu_cfg_get_long (config, "vncdisplay", &l))
+ xlu_cfg_replace_string (config, "vnclisten", &dm_info->vnclisten, 0);
+ xlu_cfg_replace_string (config, "vncpasswd", &dm_info->vncpasswd, 0);
+ if (!xlu_cfg_get_long (config, "vncdisplay", &l, 0))
dm_info->vncdisplay = l;
- if (!xlu_cfg_get_long (config, "vncunused", &l))
+ if (!xlu_cfg_get_long (config, "vncunused", &l, 0))
dm_info->vncunused = l;
- xlu_cfg_replace_string (config, "keymap", &dm_info->keymap);
- if (!xlu_cfg_get_long (config, "sdl", &l))
+ xlu_cfg_replace_string (config, "keymap", &dm_info->keymap, 0);
+ if (!xlu_cfg_get_long (config, "sdl", &l, 0))
dm_info->sdl = l;
- if (!xlu_cfg_get_long (config, "opengl", &l))
+ if (!xlu_cfg_get_long (config, "opengl", &l, 0))
dm_info->opengl = l;
- if (!xlu_cfg_get_long (config, "spice", &l))
+ if (!xlu_cfg_get_long (config, "spice", &l, 0))
dm_info->spice = l;
- if (!xlu_cfg_get_long (config, "spiceport", &l))
+ if (!xlu_cfg_get_long (config, "spiceport", &l, 0))
dm_info->spiceport = l;
- if (!xlu_cfg_get_long (config, "spicetls_port", &l))
+ if (!xlu_cfg_get_long (config, "spicetls_port", &l, 0))
dm_info->spicetls_port = l;
- xlu_cfg_replace_string (config, "spicehost", &dm_info->spicehost);
- if (!xlu_cfg_get_long (config, "spicedisable_ticketing", &l))
+ xlu_cfg_replace_string (config, "spicehost", &dm_info->spicehost, 0);
+ if (!xlu_cfg_get_long (config, "spicedisable_ticketing", &l, 0))
dm_info->spicedisable_ticketing = l;
- xlu_cfg_replace_string (config, "spicepasswd", &dm_info->spicepasswd);
- if (!xlu_cfg_get_long (config, "spiceagent_mouse", &l))
+ xlu_cfg_replace_string (config, "spicepasswd", &dm_info->spicepasswd, 0);
+ if (!xlu_cfg_get_long (config, "spiceagent_mouse", &l, 0))
dm_info->spiceagent_mouse = l;
else
dm_info->spiceagent_mouse = 1;
- if (!xlu_cfg_get_long (config, "nographic", &l))
+ if (!xlu_cfg_get_long (config, "nographic", &l, 0))
dm_info->nographic = l;
- if (!xlu_cfg_get_long (config, "gfx_passthru", &l))
+ if (!xlu_cfg_get_long (config, "gfx_passthru", &l, 0))
dm_info->gfx_passthru = l;
- xlu_cfg_replace_string (config, "serial", &dm_info->serial);
- xlu_cfg_replace_string (config, "boot", &dm_info->boot);
- if (!xlu_cfg_get_long (config, "usb", &l))
+ xlu_cfg_replace_string (config, "serial", &dm_info->serial, 0);
+ xlu_cfg_replace_string (config, "boot", &dm_info->boot, 0);
+ if (!xlu_cfg_get_long (config, "usb", &l, 0))
dm_info->usb = l;
- xlu_cfg_replace_string (config, "usbdevice", &dm_info->usbdevice);
- xlu_cfg_replace_string (config, "soundhw", &dm_info->soundhw);
- if (!xlu_cfg_get_long (config, "xen_platform_pci", &l))
+ xlu_cfg_replace_string (config, "usbdevice", &dm_info->usbdevice, 0);
+ xlu_cfg_replace_string (config, "soundhw", &dm_info->soundhw, 0);
+ if (!xlu_cfg_get_long (config, "xen_platform_pci", &l, 0))
dm_info->xen_platform_pci = l;
}

@@ -4765,7 +4767,7 @@ int main_cpupoolcreate(int argc, char **
return -ERROR_FAIL;
}

- if (!xlu_cfg_get_string (config, "name", &buf))
+ if (!xlu_cfg_get_string (config, "name", &buf, 0))
name = strdup(buf);
else
name = libxl_basename(filename);
@@ -4774,7 +4776,7 @@ int main_cpupoolcreate(int argc, char **
return -ERROR_FAIL;
}

- if (!xlu_cfg_get_string (config, "sched", &buf)) {
+ if (!xlu_cfg_get_string (config, "sched", &buf, 0)) {
if ((schedid = libxl_name_to_schedid(ctx, buf)) < 0) {
fprintf(stderr, "Unknown scheduler\n");
return -ERROR_FAIL;

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