[Qemu-devel] [PATCH 1/3] Support guest reboots when in Xen HVM mode

[John Baboval <john.baboval@virtualcomputer.com>]

Call xc_domain_shutdown with the reboot flag when the guest requests a 
reboot.

Signed-off-by: John V. Baboval <john.baboval@virtualcomputer.com>
Signed-off-by: Tom Goetz <tom.goetz@virtualcomputer.com>
---
  xen-all.c |   22 ++++++++++++++++++++++
  1 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/xen-all.c b/xen-all.c
index b5e28ab..cd71b24 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -742,6 +742,7 @@ static void cpu_handle_ioreq(void *opaque)
              }
              if (qemu_reset_requested_get()) {
                  qemu_system_reset(VMRESET_REPORT);
+                reboot_hvm_domain();
              }
          }
  @@ -979,3 +980,24 @@ void destroy_hvm_domain(void)
          xc_interface_close(xc_handle);
      }
  }
+
+void reboot_hvm_domain(void)
+{
+    XenXC xc_handle;
+    int sts;
+
+    xc_handle = xen_xc_interface_open(0, 0, 0);
+    if (xc_handle == XC_HANDLER_INITIAL_VALUE) {
+        fprintf(stderr, "Cannot acquire xenctrl handle\n");
+    } else {
+        sts = xc_domain_shutdown(xc_handle, xen_domid, SHUTDOWN_reboot);
+        if (sts != 0) {
+            fprintf(stderr, "? xc_domain_shutdown failed to issue reboot, "
+                    "sts %d, %s\n", sts, strerror(errno));
+        } else {
+            fprintf(stderr, "Issued domain %d reboot\n", xen_domid);
+        }
+        xc_interface_close(xc_handle);
+    }
+}
+
-- 
1.7.4.1