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[v6,29/36] multi-process: handle heartbeat messages in remote process

Message ID d2d4313bbcbac3e70b0ff0a8ea8da45d915e305f.1586165556.git.elena.ufimtseva@oracle.com (mailing list archive)
State New, archived
Headers show
Series Initial support for multi-process qemu | expand

Commit Message

Elena Ufimtseva April 6, 2020, 9:41 a.m. UTC 
From: Elena Ufimtseva <elena.ufimtseva@oracle.com>

If the remote process is alive, it responds to proxy's heartbeat
messages

Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
Signed-off-by: John G Johnson <john.g.johnson@oracle.com>
Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
---
 remote/remote-main.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/remote/remote-main.c b/remote/remote-main.c
index a0892c05b6..18184b3f4b 100644
--- a/remote/remote-main.c
+++ b/remote/remote-main.c
@@ -190,6 +190,7 @@  static void process_msg(GIOCondition cond, MPQemuLinkState *link,
 {
     MPQemuMsg *msg = NULL;
     Error *err = NULL;
+    int wait;
 
     if ((cond & G_IO_HUP) || (cond & G_IO_ERR)) {
         goto finalize_loop;
@@ -242,6 +243,10 @@  static void process_msg(GIOCondition cond, MPQemuLinkState *link,
     case GET_PCI_INFO:
         process_get_pci_info_msg(link, msg);
         break;
+    case PROXY_PING:
+        wait = msg->fds[0];
+        notify_proxy(wait, 0);
+        break;
     default:
         error_setg(&err, "Unknown command");
         goto finalize_loop;