# HG changeset patch
# User quintela@elfo.mitica
# Node ID e5168f3eb0de30d54f9d03d4afeddbb3a1e69d3f
# Parent  35d3d547d0d38754c0fc4831a7f073531245c835
sysfs-crash-debugging xen bits

diff -r 35d3d547d0d3 -r e5168f3eb0de arch/i386/kernel/traps-xen.c
--- a/arch/i386/kernel/traps-xen.c	Thu Jul 27 00:46:20 2006 +0200
+++ b/arch/i386/kernel/traps-xen.c	Thu Jul 27 00:59:37 2006 +0200
@@ -100,6 +100,8 @@ static int kstack_depth_to_print = 24;
 static int kstack_depth_to_print = 24;
 static int call_trace = 1;
 ATOMIC_NOTIFIER_HEAD(i386die_chain);
+
+extern char last_sysfs_file[];
 
 int register_die_notifier(struct notifier_block *nb)
 {
@@ -414,6 +416,9 @@ void die(const char * str, struct pt_reg
 #endif
 		if (nl)
 			printk("\n");
+#ifdef CONFIG_SYSFS
+		printk(KERN_ALERT "last sysfs file: %s\n", last_sysfs_file);
+#endif
 		if (notify_die(DIE_OOPS, str, regs, err,
 					current->thread.trap_no, SIGSEGV) !=
 				NOTIFY_STOP) {
diff -r 35d3d547d0d3 -r e5168f3eb0de arch/x86_64/kernel/traps-xen.c
--- a/arch/x86_64/kernel/traps-xen.c	Thu Jul 27 00:46:20 2006 +0200
+++ b/arch/x86_64/kernel/traps-xen.c	Thu Jul 27 00:59:37 2006 +0200
@@ -69,6 +69,8 @@ asmlinkage void spurious_interrupt_bug(v
 asmlinkage void spurious_interrupt_bug(void);
 
 ATOMIC_NOTIFIER_HEAD(die_chain);
+
+extern char last_sysfs_file[];
 
 int register_die_notifier(struct notifier_block *nb)
 {
@@ -537,6 +539,9 @@ void __kprobes __die(const char * str, s
 	printk("DEBUG_PAGEALLOC");
 #endif
 	printk("\n");
+#ifdef CONFIG_SYSFS
+	printk(KERN_ALERT "last sysfs file: %s\n", last_sysfs_file);
+#endif
 	notify_die(DIE_OOPS, str, regs, err, current->thread.trap_no, SIGSEGV);
 	show_registers(regs);
 	/* Executive summary in case the oops scrolled away */