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SubjectRe: [PATCH 1/5] glibc: Perform rseq(2) registration at C startup and thread creation (v10)
----- On Jun 10, 2019, at 4:43 PM, carlos carlos@redhat.com wrote:

> On 6/6/19 7:57 AM, Florian Weimer wrote:
>> Let me ask the key question again: Does it matter if code observes the
>> rseq area first without kernel support, and then with kernel support?
>> If we don't expect any problems immediately, we do not need to worry
>> much about the constructor ordering right now. I expect that over time,
>> fixing this properly will become easier.
>
> I just wanted to chime in and say that splitting this into:
>
> * Ownership (__rseq_handled)
>
> * Initialization (__rseq_abi)
>
> Makes sense to me.
>
> I agree we need an answer to this question of ownership but not yet
> initialized, to owned and initialized.
>
> I like the idea of having __rseq_handled in ld.so.

Very good, so I'll implement this approach. Sorry for the delayed
feedback, I am traveling this week.

Thanks,

Mathieu


--
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com

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