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

Masami Hiramatsu
2009-06-23T13:12:46Z

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