aboutsummaryrefslogtreecommitdiff
path: root/accel/xen
diff options
context:
space:
mode:
Diffstat (limited to 'accel/xen')
-rw-r--r--accel/xen/xen-all.c27
1 files changed, 10 insertions, 17 deletions
diff --git a/accel/xen/xen-all.c b/accel/xen/xen-all.c
index 00221e23c5..5ff0cb8bd9 100644
--- a/accel/xen/xen-all.c
+++ b/accel/xen/xen-all.c
@@ -32,28 +32,13 @@ xendevicemodel_handle *xen_dmod;
static void xenstore_record_dm_state(const char *state)
{
- struct xs_handle *xs;
char path[50];
- /* We now have everything we need to set the xenstore entry. */
- xs = xs_open(0);
- if (xs == NULL) {
- fprintf(stderr, "Could not contact XenStore\n");
- exit(1);
- }
-
snprintf(path, sizeof (path), "device-model/%u/state", xen_domid);
- /*
- * This call may fail when running restricted so don't make it fatal in
- * that case. Toolstacks should instead use QMP to listen for state changes.
- */
- if (!xs_write(xs, XBT_NULL, path, state, strlen(state)) &&
- !xen_domid_restrict) {
+ if (!qemu_xen_xs_write(xenstore, XBT_NULL, path, state, strlen(state))) {
error_report("error recording dm state");
exit(1);
}
-
- xs_close(xs);
}
@@ -111,7 +96,15 @@ static int xen_init(MachineState *ms)
xc_interface_close(xen_xc);
return -1;
}
- qemu_add_vm_change_state_handler(xen_change_state_handler, NULL);
+
+ /*
+ * The XenStore write would fail when running restricted so don't attempt
+ * it in that case. Toolstacks should instead use QMP to listen for state
+ * changes.
+ */
+ if (!xen_domid_restrict) {
+ qemu_add_vm_change_state_handler(xen_change_state_handler, NULL);
+ }
/*
* opt out of system RAM being allocated by generic code
*/