[RFC][ PATCH -tip v2 4/7] kprobes: kprobes jump optimization core

[Masami Hiramatsu]

Srikar Dronamraju wrote:
>> +	/* .insn_size is initialized later */
>> +	.nr_garbage = 0,
>> +};
> 
>> +#if defined(CONFIG_OPTPROBES) && defined(__ARCH_WANT_KPROBES_INSN_SLOT)
>> +	/* Init kprobe_optinsn_slots */
>> +	kprobe_optinsn_slots.insn_size = MAX_OPTINSN_SIZE;
>> +#endif
>> +
> 
> What would be be the size of kprobe_optinsn_slots.insn_size if
> CONFIG_OPTPROBES is defined but __ARCH_WANT_KPROBES_INSN_SLOT is not
> defined? 

No problem. If __ARCH_WANT_KPROBES_INSN_SLOT is not defined,
kprobe_optinsn_slots doesn't exist.

Thank you,
> 
> -Srikar

-- 
Masami Hiramatsu

Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division

e-mail: mhiramat@redhat.com