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[Xen-changelog] [xen-unstable] qemu-dm: Nicely terminate the device model script, to let it properly



# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1200663305 0
# Node ID 2ac0fd9fd4b462934e01c02b2f1510856e6461cd
# Parent  a1a3fe600ef3c6855809db62d6b3048226922dac
qemu-dm: Nicely terminate the device model script, to let it properly
clean resources.

Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>
---
 tools/ioemu/target-i386-dm/helper2.c |   10 ++++++++--
 tools/python/xen/xend/image.py       |    2 +-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff -r a1a3fe600ef3 -r 2ac0fd9fd4b4 tools/ioemu/target-i386-dm/helper2.c
--- a/tools/ioemu/target-i386-dm/helper2.c      Fri Jan 18 13:33:37 2008 +0000
+++ b/tools/ioemu/target-i386-dm/helper2.c      Fri Jan 18 13:35:05 2008 +0000
@@ -637,6 +637,7 @@ int main_loop(void)
     int evtchn_fd = xce_handle == -1 ? -1 : xc_evtchn_fd(xce_handle);
     char qemu_file[PATH_MAX];
     fd_set fds;
+    int ret = 0;
 
     buffered_io_timer = qemu_new_timer(rt_clock, handle_buffered_io,
                                       cpu_single_env);
@@ -647,9 +648,14 @@ int main_loop(void)
 
     xenstore_record_dm_state("running");
     while (1) {
-        while (!(vm_running && suspend_requested))
+        while (!((vm_running && suspend_requested) || shutdown_requested))
             /* Wait up to 10 msec. */
             main_loop_wait(10);
+
+        if (shutdown_requested) {
+            ret = EXCP_INTERRUPT;
+            break;
+        }
 
         fprintf(logfile, "device model saving state\n");
 
@@ -676,7 +682,7 @@ int main_loop(void)
         xenstore_record_dm_state("running");
     }
 
-    return 0;
+    return ret;
 }
 
 void destroy_hvm_domain(void)
diff -r a1a3fe600ef3 -r 2ac0fd9fd4b4 tools/python/xen/xend/image.py
--- a/tools/python/xen/xend/image.py    Fri Jan 18 13:33:37 2008 +0000
+++ b/tools/python/xen/xend/image.py    Fri Jan 18 13:35:05 2008 +0000
@@ -321,7 +321,7 @@ class ImageHandler:
             return
         if self.pid:
             try:
-                os.kill(self.pid, signal.SIGKILL)
+                os.kill(self.pid, signal.SIGTERM)
             except OSError, exn:
                 log.exception(exn)
             try:

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