(2013/10/02 9:38), HATAYAMA Daisuke wrote:
> (2013/10/02 4:37), Kees Cook wrote:
<cut>
>> @@ -1242,3 +1256,15 @@ void __init i386_reserve_resources(void)
>> }
>>
>> #endif /* CONFIG_X86_32 */
>> +
>> +static struct notifier_block kernel_offset_notifier = {
>> + .notifier_call = dump_kernel_offset
>> +};
>> +
>> +static int __init register_kernel_offset_dumper(void)
>> +{
>> + atomic_notifier_chain_register(&panic_notifier_list,
>> + &kernel_offset_notifier);
>> + return 0;
>> +}
>> +__initcall(register_kernel_offset_dumper);
>>
>
> Panic notifier is not executed if kdump is enabled. Maybe, Chrome OS doesn't
> use
> kdump? Anyway, kdump related tools now calculate phys_base from memory map
> information passed as ELF PT_LOAD entries like below.
Another simpler way is to print this information at boot time, not at panic.
--
Thanks.
HATAYAMA, Daisuke
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