[Xen-changelog] Merge freefall.cl.cam.ac.uk:/auto/groups/xeno-xenod/BK/xen-2.0-testing.bk

[BitKeeper Bot <riel@xxxxxxxxxxx>]

ChangeSet 1.1334, 2005/03/21 08:22:32+00:00, iap10@xxxxxxxxxxxxxxxxxxxxx

        Merge 
freefall.cl.cam.ac.uk:/auto/groups/xeno-xenod/BK/xen-2.0-testing.bk
        into freefall.cl.cam.ac.uk:/auto/groups/xeno-xenod/BK/xen-unstable.bk



 setup.c |   32 ++++++++++++++++++++++++++++----
 1 files changed, 28 insertions(+), 4 deletions(-)


diff -Nru a/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/setup.c 
b/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/setup.c
--- a/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/setup.c      2005-03-21 
11:03:59 -05:00
+++ b/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/setup.c      2005-03-21 
11:03:59 -05:00
@@ -40,6 +40,8 @@
 #include <linux/efi.h>
 #include <linux/init.h>
 #include <linux/edd.h>
+#include <linux/percpu.h>
+#include <linux/notifier.h>
 #include <video/edid.h>
 #include <asm/e820.h>
 #include <asm/mpspec.h>
@@ -56,6 +58,15 @@
 /* Allows setting of maximum possible memory size  */
 static unsigned long xen_override_max_pfn;
 
+extern struct notifier_block *panic_notifier_list;
+static int xen_panic_event(struct notifier_block *, unsigned long, void *);
+static struct notifier_block xen_panic_block = {
+       xen_panic_event,
+        NULL,
+        0 /* try to go last */
+};
+
+
 int disable_pse __initdata = 0;
 
 /*
@@ -347,11 +358,11 @@
 shared_info_t *HYPERVISOR_shared_info = (shared_info_t *)empty_zero_page;
 EXPORT_SYMBOL(HYPERVISOR_shared_info);
 
-unsigned long *phys_to_machine_mapping, *pfn_to_mfn_frame_list;
+unsigned int *phys_to_machine_mapping, *pfn_to_mfn_frame_list;
 EXPORT_SYMBOL(phys_to_machine_mapping);
 
-multicall_entry_t multicall_list[8];
-int nr_multicall_ents = 0;
+DEFINE_PER_CPU(multicall_entry_t, multicall_list[8]);
+DEFINE_PER_CPU(int, nr_multicall_ents);
 
 /* Raw start-of-day parameters from the hypervisor. */
 union xen_start_info_union xen_start_info_union;
@@ -1151,7 +1162,7 @@
        }
 #endif
 
-       phys_to_machine_mapping = (unsigned long *)xen_start_info.mfn_list;
+       phys_to_machine_mapping = (unsigned int *)xen_start_info.mfn_list;
 
        return max_low_pfn;
 }
@@ -1397,6 +1408,9 @@
        if ( panic_timeout == 0 )
                panic_timeout = 1;
 
+       /* Register a call for panic conditions. */
+       notifier_chain_register(&panic_notifier_list, &xen_panic_block);
+
        HYPERVISOR_vm_assist(VMASST_CMD_enable,
                             VMASST_TYPE_4gb_segments);
 
@@ -1609,6 +1623,16 @@
 #endif
        }
 }
+
+
+static int
+xen_panic_event(struct notifier_block *this, unsigned long event, void *ptr)
+{
+     HYPERVISOR_crash();    
+     /* we're never actually going to get here... */
+     return NOTIFY_DONE;
+}
+
 
 #include "setup_arch_post.h"
 /*


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