From: Anthony PERARD <anthony.perard@xxxxxxxxxx>
This tells to the xen management tool that the machine can begin run.
Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
xen-all.c | 19 +++++++++++++++++++
1 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/xen-all.c b/xen-all.c
index c33773a..d69ad16 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -423,6 +423,22 @@ static void cpu_handle_ioreq(void *opaque)
}
}
+static void xenstore_record_dm_state(const char *state)
+{
+ char *path = NULL;
+ struct xs_handle *xenstore = xs_daemon_open();
+
+ if (asprintf(&path, "/local/domain/0/device-model/%u/state", xen_domid) ==
-1) {
+ fprintf(stderr, "out of memory recording dm state\n");
+ exit(1);
+ }
+ if (!xs_write(xenstore, XBT_NULL, path, state, strlen(state))) {
+ fprintf(stderr, "error recording dm state\n");
+ exit(1);
+ }
+ free(path);
+}
+
static void xen_main_loop_prepare(XenIOState *state)
{
int evtchn_fd = state->xce_handle == -1 ? -1 :
xc_evtchn_fd(state->xce_handle);
@@ -434,6 +450,9 @@ static void xen_main_loop_prepare(XenIOState *state)
if (evtchn_fd != -1) {
qemu_set_fd_handler(evtchn_fd, cpu_handle_ioreq, NULL, state);
}
+
+ /* record state running */
+ xenstore_record_dm_state("running");
}
--
1.6.5
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