(2014/10/21 3:53), Steven Rostedt wrote:
> On Mon, 20 Oct 2014 10:55:30 +0900
> Masami Hiramatsu <[email protected]> wrote:
> 
> 
>> Hmm, this looks a bit not straight. Maybe we'd better introduce a local
>> check_ftrace_location() function which always returns 0 if
>> CONFIG_ARCH_HANDLES_KPROBES_ON_FTRACE(with a comment! :)) as below.
>>
>> int check_ftrace_location(kp)
>> {
>>      unsigned long ftrace_address;
>>
>>      /* If an architecture handles kprobes on ftrace, we don't check it */
>>      if (IS_ENABLED(CONFIG_ARCH_HANDLES_KPROBES_ON_FTRACE))
>>              return 0;
>>
>>      ...
>> }
> 
> We can also just make that function weak, and let the archs override
> the default behavior?

Ah, that will be simpler and we don't need new Kconfig.

Thank you!

-- 
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Research Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: [email protected]


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to