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-rw-r--r--hw/xenpv/xen_domainbuild.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/hw/xenpv/xen_domainbuild.c b/hw/xenpv/xen_domainbuild.c
index ac0e5ac..f9be029 100644
--- a/hw/xenpv/xen_domainbuild.c
+++ b/hw/xenpv/xen_domainbuild.c
@@ -174,12 +174,15 @@ static int xen_domain_watcher(void)
for (i = 3; i < n; i++) {
if (i == fd[0])
continue;
- if (i == xc_fd(xen_xc)) {
- continue;
- }
close(i);
}
+ /*
+ * Reopen xc interface, since the original is unsafe after fork
+ * and was closed above.
+ */
+ xen_xc = xc_interface_open(0, 0, 0);
+
/* ignore term signals */
signal(SIGINT, SIG_IGN);
signal(SIGTERM, SIG_IGN);