Re: [PATCH 1/3] glibc: Perform rseq registration at C startup and thread creation (v21)

From: Mathieu Desnoyers
Date: Wed Jun 24 2020 - 15:26:19 EST


----- On Jun 24, 2020, at 3:24 PM, Florian Weimer fweimer@xxxxxxxxxx wrote:

> * Mathieu Desnoyers:
>
>>> I think we should keep things simple on the glibc side for now and do
>>> this changes to the kernel headers first.
>>
>> Just to be sure I understand what you mean by "keep things simple", do you
>> recommend removing the following lines completely for now from sys/rseq.h ?
>>
>> /* Ensure the compiler supports rseq_align. */
>> __rseq_static_assert (__rseq_alignof (struct rseq_cs) >= 32, "alignment");
>> __rseq_static_assert (__rseq_alignof (struct rseq) >= 32, "alignment");
>
> Yes, that's what I meant.

Agreed, I queued this change for my next round.

Thanks,

Mathieu


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