From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
To: Florian Weimer <fweimer@redhat.com>
Cc: carlos <carlos@redhat.com>,
Joseph Myers <joseph@codesourcery.com>,
Szabolcs Nagy <szabolcs.nagy@arm.com>,
libc-alpha <libc-alpha@sourceware.org>,
Thomas Gleixner <tglx@linutronix.de>, Ben Maurer <bmaurer@fb.com>,
Peter Zijlstra <peterz@infradead.org>,
Paul <paulmck@linux.vnet.ibm.com>,
Boqun Feng <boqun.feng@gmail.com>,
Will Deacon <will.deacon@arm.com>,
Dave Watson <davejwatson@fb.com>, Paul Turner <pjt@google.com>,
Rich Felker <dalias@libc.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-api <linux-api@vger.kernel.org>
Subject: Re: [PATCH 1/3] glibc: Perform rseq registration at C startup and thread creation (v21)
Date: Wed, 24 Jun 2020 15:26:15 -0400 (EDT) [thread overview]
Message-ID: <247841361.11644.1593026775351.JavaMail.zimbra@efficios.com> (raw)
In-Reply-To: <87mu4s8dy8.fsf@oldenburg2.str.redhat.com>
----- On Jun 24, 2020, at 3:24 PM, Florian Weimer fweimer@redhat.com 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
next prev parent reply other threads:[~2020-06-24 19:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20200622180803.1449-1-mathieu.desnoyers@efficios.com>
2020-06-22 18:08 ` [PATCH 1/3] glibc: Perform rseq registration at C startup and thread creation (v21) Mathieu Desnoyers
2020-06-24 14:20 ` Florian Weimer
2020-06-24 19:00 ` Mathieu Desnoyers
2020-06-24 19:11 ` Florian Weimer
2020-06-24 19:16 ` Mathieu Desnoyers
2020-06-24 19:24 ` Florian Weimer
2020-06-24 19:26 ` Mathieu Desnoyers [this message]
2020-06-22 18:08 ` [PATCH 2/3] Linux: Use rseq in sched_getcpu if available (v9) Mathieu Desnoyers
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