src/patches/suse-2.6.27.25/patches.xen/xen3-sysfs-crash-debugging.patch

   1 Subject: display last accessed sysfs file on kernel panic message
   2 From: Andrew Morton <akpm@osdl.org>
   3 Patch-mainline: never
   4
   5 Display the most-recently-opened sysfs file's name when oopsing.
   6
   7 From: Adrian Bunk <bunk@stusta.de>
   8
   9   Build fix
  10
  11 From: Greg Kroah-Hartman <gregkh@suse.de>
  12
  13   Modified to make the api call cleaner, and available to all arches if
  14   need be.  Also added it to x86-64's crash dump message.
  15
  16
  17 Signed-off-by: Adrian Bunk <bunk@stusta.de>
  18 Signed-off-by: Andrew Morton <akpm@osdl.org>
  19 Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
  20 Automatically created from "patches.drivers/sysfs-crash-debugging.patch" by xen-port-patches.py
  21
  22 Index: head-2008-11-25/arch/x86/kernel/traps_32-xen.c
  23 ===================================================================
  24 --- head-2008-11-25.orig/arch/x86/kernel/traps_32-xen.c 2008-11-25 13:13:12.000000000 +0100
  25 +++ head-2008-11-25/arch/x86/kernel/traps_32-xen.c      2008-11-25 13:17:06.000000000 +0100
  26 @@ -433,6 +433,8 @@ int __kprobes __die(const char *str, str
  27         printk("DEBUG_PAGEALLOC");
  28  #endif
  29         printk("\n");
  30 +
  31 +       sysfs_printk_last_file();
  32         if (notify_die(DIE_OOPS, str, regs, err,
  33                         current->thread.trap_no, SIGSEGV) == NOTIFY_STOP)
  34                 return 1;
  35 Index: head-2008-11-25/arch/x86/kernel/traps_64-xen.c
  36 ===================================================================
  37 --- head-2008-11-25.orig/arch/x86/kernel/traps_64-xen.c 2008-11-25 13:13:12.000000000 +0100
  38 +++ head-2008-11-25/arch/x86/kernel/traps_64-xen.c      2008-11-25 13:17:06.000000000 +0100
  39 @@ -540,6 +540,8 @@ int __kprobes __die(const char *str, str
  40         printk("DEBUG_PAGEALLOC");
  41  #endif
  42         printk("\n");
  43 +
  44 +       sysfs_printk_last_file();
  45         if (notify_die(DIE_OOPS, str, regs, err,
  46                         current->thread.trap_no, SIGSEGV) == NOTIFY_STOP)
  47                 return 1;