From: Jan Kiszka <jan.kiszka@web.de>
To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: Xenomai <xenomai@xenomai.org>
Subject: Re: [Xenomai] [PREVIEW] x86/ipipe queue for 3.5
Date: Sat, 12 Jan 2013 08:51:02 +0100 [thread overview]
Message-ID: <50F115E6.30209@web.de> (raw)
In-Reply-To: <50F0CCD6.80609@xenomai.org>
On 2013-01-12 03:39, Gilles Chanteperdrix wrote:
> On 01/11/2013 07:13 PM, Jan Kiszka wrote:
>
>> x86/ipipe: Disallow transparent huge pages when I-pipe is active
>> # if you copy a distro .config, this can bite you... (we need to account for THP later)
>
>
> What is wrong with transparent huge pages?
I didn't look at all details yet: we do not account for huge pages while
unCOW'ing e.g. Also, we once had THP enabled in some test setup and
quickly got crashes. Once understood, it's probably trivial to resolve.
But that needs to be done first. Huge page support is on our todo list.
Jan
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prev parent reply other threads:[~2013-01-12 7:51 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-11 18:13 [Xenomai] [PREVIEW] x86/ipipe queue for 3.5 Jan Kiszka
2013-01-11 18:38 ` Jan Kiszka
2013-01-14 17:02 ` Jan Kiszka
2013-01-12 2:39 ` Gilles Chanteperdrix
2013-01-12 7:51 ` Jan Kiszka [this message]
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