Messages in this thread | | | Date | Wed, 27 Nov 2013 11:23:43 +0900 | From | Masami Hiramatsu <> | Subject | Re: modules, add_kallsyms() && DEFINE_PER_CPU |
| |
(2013/11/27 2:50), Oleg Nesterov wrote: > On 11/26, Oleg Nesterov wrote: >> >> Note: this doesn't work for modules, but module's per-cpu data is >> not visible for kallsyms_lookup_name() anyway. > > Rusty, I am just curious if it makes sense to change this or not... > > But DEFINE_PER_CPU'ed symbols are ignored by add_kallsyms(). I guess > this is because is_core_symbol() requires "sh_flags & SHF_ALLOC". > And probably because of INIT_OFFSET_MASK.
Oleg, I think you can do it by using is_module_percpu_address(). :)
Thank you,
-- Masami HIRAMATSU IT Management Research Dept. Linux Technology Center Hitachi, Ltd., Yokohama Research Laboratory E-mail: masami.hiramatsu.pt@hitachi.com
| |