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Re: [RFC][ PATCH -tip v2 0/7] kprobes: Kprobes jump optimization support


Andi Kleen wrote:
> On Tue, Jun 23, 2009 at 01:28:03PM -0400, Masami Hiramatsu wrote:
>> Hmm, would you know what is the actual name of that section and option?
> 
> -freorder-blocks-and-partition
> 
> .text.unlikely

Thanks,

> 
>> I think another possible solution is decoding those sections and
>> black-listing the target functions when making vmlinux or loading
>> modules.
> 
> Note that this can be pretty much all functions if you're unlucky.

Sure, in that case, I have two options;
- Disable above option by kconfig.
- Black-listing the target addresses, instead of functions.

Thank you,

> 
> -Andi
> 

-- 
Masami Hiramatsu

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

e-mail: mhiramat@redhat.com


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