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Re: Tester with IP27/IP30 needed

To: Florian Lohoff <flo@rfc822.org>
Subject: Re: Tester with IP27/IP30 needed
From: Ralf Baechle <ralf@linux-mips.org>
Date: Fri, 8 Feb 2008 19:29:57 +0000
Cc: Kumba <kumba@gentoo.org>, Thiemo Seufer <ths@networkno.de>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, linux-mips@linux-mips.org, debian-mips@lists.debian.org
In-reply-to: <20080208172316.GD25893@paradigm.rfc822.org>
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References: <20080126143949.GA6579@alpha.franken.de> <47A4E9DF.5070603@gentoo.org> <20080203021647.GA15910@linux-mips.org> <20080203062711.GA28394@paradigm.rfc822.org> <47A80C0A.4040106@gentoo.org> <20080205122211.GA24136@networkno.de> <47A928BF.5000302@gentoo.org> <20080206085610.GA20751@paradigm.rfc822.org> <20080206142217.GA7633@linux-mips.org> <20080208172316.GD25893@paradigm.rfc822.org>
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On Fri, Feb 08, 2008 at 06:23:16PM +0100, Florian Lohoff wrote:

> You mean a single page in every processes address space or some
> /proc/sys/kernel/libatomic.so which would be a really cool hack?

The way it's being done on x86 doesn't work for MIPS unless we use
supervisor mode but supervisor mode is not implemented on all CPUs and
also of interest for virtualization.

  Ralf

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