diff options
| -rw-r--r-- | tools/firmware/hvmloader/xenbus.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/firmware/hvmloader/xenbus.c b/tools/firmware/hvmloader/xenbus.c index 71024ebe4d..eeb7001b4b 100644 --- a/tools/firmware/hvmloader/xenbus.c +++ b/tools/firmware/hvmloader/xenbus.c @@ -64,6 +64,8 @@ void xenbus_setup(void) /* Reset the xenbus connection so the next kernel can start again. */ void xenbus_shutdown(void) { + struct shared_info *shinfo = get_shared_info(); + ASSERT(rings != NULL); /* We zero out the whole ring -- the backend can handle this, and it's @@ -72,7 +74,9 @@ void xenbus_shutdown(void) memset(rings, 0, sizeof *rings); /* Clear the event-channel state too. */ - memset(get_shared_info(), 0, PAGE_SIZE); + memset(shinfo->vcpu_info, 0, sizeof(shinfo->vcpu_info)); + memset(shinfo->evtchn_pending, 0, sizeof(shinfo->evtchn_pending)); + memset(shinfo->evtchn_mask, 0, sizeof(shinfo->evtchn_mask)); rings = NULL; } |