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SubjectRe: [PATCHSET 00/13] tracing/uprobes: Add support for more fetch methods (v6)
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On Tue, 5 Nov 2013 17:33:41 +0100, Oleg Nesterov wrote:
> On 11/05, Namhyung Kim wrote:
>>
>> On Mon, 4 Nov 2013 17:22:29 +0100, Oleg Nesterov wrote:
>> >
>> > So probably I was wrong and this all needs more thinking. Damn.
>>
>> :)
>
> Don't laugh at me ;)

:)

(And now I'm feeling guilty..)

>
>> > Perhaps we really need to pass @file/offset, but it is not clear what
>> > we can do with bss/anon-mapping.
>>
>> The @file/offset should work with bss since data in bss is accessed via
>> an offset in the program,
>
> Yes, yes, but it is still not clear to me how we can identify the "right"
> vma which doesn't cover the .bss address but can be used to calculate the
> offset.

Yes, that's the open problem for the cross-fetch.

Thanks,
Namhyung


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