From: Jan Kiszka <jan.kiszka@siemens.com>
To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: Gowtham Garimella <ggarime1@jhu.edu>,
"xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: Re: [Xenomai] xenomai latency test hangs due to kernel paging request
Date: Tue, 14 Jul 2015 10:05:25 +0200 [thread overview]
Message-ID: <55A4C2C5.1040202@siemens.com> (raw)
In-Reply-To: <9f7421b4e96ca7d5e6ce77ffe8fc34f6.squirrel@sourcetrek.com>
On 2015-07-14 09:36, Gilles Chanteperdrix wrote:
>
> Jan Kiszka wrote:
>> What this tells us, though, is that userspace is likely out of sync /wrt
>> to the kernel used here. Please check if both installations actually
>> match.
>
> How is that? The kernel ABI is versioned and the version is checked at
> startup, so, I believe the user and kernel can not be "out of sync".
>
> Can not the name pointer passed to rt_task_create simply be invalid?
Could be - if that weren't the standard latency test.
Jan
--
Siemens AG, Corporate Technology, CT RTC ITP SES-DE
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2015-07-14 8:05 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-14 0:57 [Xenomai] xenomai latency test hangs due to kernel paging request Gowtham Garimella
2015-07-14 3:54 ` Gilles Chanteperdrix
2015-07-14 3:58 ` Gilles Chanteperdrix
2015-07-14 4:33 ` Gilles Chanteperdrix
2015-07-14 7:28 ` Jan Kiszka
2015-07-14 7:36 ` Gilles Chanteperdrix
2015-07-14 8:05 ` Jan Kiszka [this message]
2015-07-14 17:08 ` Gowtham Garimella
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