WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-changelog

[Xen-changelog] Externally triggered reboot signal executes ctrl_alt_del

To: xen-changelog@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-changelog] Externally triggered reboot signal executes ctrl_alt_del()
From: Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date: Wed, 22 Mar 2006 17:14:08 +0000
Delivery-date: Wed, 22 Mar 2006 17:15:39 +0000
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
List-help: <mailto:xen-changelog-request@lists.xensource.com?subject=help>
List-id: BK change log <xen-changelog.lists.xensource.com>
List-post: <mailto:xen-changelog@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-changelog>, <mailto:xen-changelog-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-changelog>, <mailto:xen-changelog-request@lists.xensource.com?subject=unsubscribe>
Reply-to: xen-devel@xxxxxxxxxxxxxxxxxxx
Sender: xen-changelog-bounces@xxxxxxxxxxxxxxxxxxx
# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 787b39f5fc83d8b599b0d8c824eccea00f9367f0
# Parent  4080ec91a0144dfc11a7e8feddd2274a57fd43fb
Externally triggered reboot signal executes ctrl_alt_del()
rather than calling /sbin/reboot directly.

Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>

diff -r 4080ec91a014 -r 787b39f5fc83 
linux-2.6-xen-sparse/drivers/xen/core/reboot.c
--- a/linux-2.6-xen-sparse/drivers/xen/core/reboot.c    Wed Mar 22 15:47:18 2006
+++ b/linux-2.6-xen-sparse/drivers/xen/core/reboot.c    Wed Mar 22 15:48:00 2006
@@ -25,9 +25,10 @@
 EXPORT_SYMBOL(pm_power_off);
 #endif
 
+extern void ctrl_alt_del(void);
+
 #define SHUTDOWN_INVALID  -1
 #define SHUTDOWN_POWEROFF  0
-#define SHUTDOWN_REBOOT    1
 #define SHUTDOWN_SUSPEND   2
 /* Code 3 is SHUTDOWN_CRASH, which we don't use because the domain can only
  * report a crash, not be instructed to crash!
@@ -234,33 +235,19 @@
 {
        static char *envp[] = { "HOME=/", "TERM=linux",
                                "PATH=/sbin:/usr/sbin:/bin:/usr/bin", NULL };
-       static char *restart_argv[]  = { "/sbin/reboot", NULL };
        static char *poweroff_argv[] = { "/sbin/poweroff", NULL };
 
        extern asmlinkage long sys_reboot(int magic1, int magic2,
                                          unsigned int cmd, void *arg);
 
-       daemonize("shutdown");
-
-       switch (shutting_down) {
-       case SHUTDOWN_POWEROFF:
-       case SHUTDOWN_HALT:
+       if ((shutting_down == SHUTDOWN_POWEROFF) ||
+           (shutting_down == SHUTDOWN_HALT)) {
                if (execve("/sbin/poweroff", poweroff_argv, envp) < 0) {
                        sys_reboot(LINUX_REBOOT_MAGIC1,
                                   LINUX_REBOOT_MAGIC2,
                                   LINUX_REBOOT_CMD_POWER_OFF,
                                   NULL);
                }
-               break;
-
-       case SHUTDOWN_REBOOT:
-               if (execve("/sbin/reboot", restart_argv, envp) < 0) {
-                       sys_reboot(LINUX_REBOOT_MAGIC1,
-                                  LINUX_REBOOT_MAGIC2,
-                                  LINUX_REBOOT_CMD_RESTART,
-                                  NULL);
-               }
-               break;
        }
 
        shutting_down = SHUTDOWN_INVALID; /* could try again */
@@ -331,7 +318,7 @@
        if (strcmp(str, "poweroff") == 0)
                shutting_down = SHUTDOWN_POWEROFF;
        else if (strcmp(str, "reboot") == 0)
-               shutting_down = SHUTDOWN_REBOOT;
+               ctrl_alt_del();
        else if (strcmp(str, "suspend") == 0)
                shutting_down = SHUTDOWN_SUSPEND;
        else if (strcmp(str, "halt") == 0)
@@ -391,8 +378,6 @@
 };
 #endif
 
-static struct notifier_block xenstore_notifier;
-
 static int setup_shutdown_watcher(struct notifier_block *notifier,
                                   unsigned long event,
                                   void *data)
@@ -420,11 +405,10 @@
 
 static int __init setup_shutdown_event(void)
 {
-
-       xenstore_notifier.notifier_call = setup_shutdown_watcher;
-
+       static struct notifier_block xenstore_notifier = {
+               .notifier_call = setup_shutdown_watcher
+       };
        register_xenstore_notifier(&xenstore_notifier);
-
        return 0;
 }
 

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog

<Prev in Thread] Current Thread [Next in Thread>
  • [Xen-changelog] Externally triggered reboot signal executes ctrl_alt_del(), Xen patchbot -unstable <=