On Tue, Oct 7, 2014 at 7:28 AM, Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
+int register_poweroff_handler_simple(void (*handler)(void), int priority)
+{
+ char symname[KSYM_NAME_LEN];
+
+ if (poweroff_handler_data.handler) {
+ lookup_symbol_name((unsigned long)poweroff_handler_data.handler,
+ symname);
+ pr_warn("Poweroff function already registered (%s)", symname);
+ lookup_symbol_name((unsigned long)handler, symname);
+ pr_cont(", cannot register %s\n", symname);
Doesn't %ps work to look up symbols?
pr_warn("Poweroff function already registered (%ps), cannot register
%ps\n", poweroff_handler_data.handler, handler);
+ return -EBUSY;
+ }
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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