From: Kumba <kumba@gentoo.org>
To: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Ralf Baechle <ralf@linux-mips.org>,
Florian Lohoff <flo@rfc822.org>,
linux-mips@linux-mips.org, debian-mips@lists.debian.org
Subject: Re: Tester with IP27/IP30 needed
Date: Sat, 02 Feb 2008 17:08:31 -0500 [thread overview]
Message-ID: <47A4E9DF.5070603@gentoo.org> (raw)
In-Reply-To: <20080126143949.GA6579@alpha.franken.de>
Thomas Bogendoerfer wrote:
> no suprise here. As Ralf already noted cache barrier is a restricted
> instruction, it will always cause a illegal instruction when used
> in user space. Nevertheless it looks like all IP28 are affected
> by the simple exploit. Flo built glibc 2.7 with LLSC war workaround
> and this avoids triggering the hang.
Ah, didn't know the 'cache' instructions was kernel-mode only. Explains why it
survived then :)
How does one enable the LLSC war workaround in glibc?
--Kumba
--
Gentoo/MIPS Team Lead
"Such is oft the course of deeds that move the wheels of the world: small hands
do them because they must, while the eyes of the great are elsewhere." --Elrond
next prev parent reply other threads:[~2008-02-02 22:08 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-15 11:24 Tester with IP27/IP30 needed Thomas Bogendoerfer
2008-01-15 11:27 ` Florian Lohoff
2008-01-17 0:40 ` Thomas Bogendoerfer
2008-01-17 8:27 ` Florian Lohoff
2008-01-17 10:00 ` Thomas Bogendoerfer
2008-01-17 15:10 ` Ralf Baechle
2008-01-19 19:12 ` Thomas Bogendoerfer
2008-01-17 11:59 ` Ralf Baechle
2008-01-22 15:20 ` Kumba
2008-01-22 15:49 ` Ralf Baechle
2008-01-26 3:12 ` Kumba
2008-01-26 14:39 ` Thomas Bogendoerfer
2008-02-02 22:08 ` Kumba [this message]
2008-02-03 2:16 ` Ralf Baechle
2008-02-03 6:27 ` Florian Lohoff
2008-02-05 7:11 ` Kumba
2008-02-05 12:22 ` Thiemo Seufer
2008-02-06 3:25 ` Kumba
2008-02-06 8:56 ` Florian Lohoff
2008-02-06 14:22 ` Ralf Baechle
2008-02-08 17:23 ` Florian Lohoff
2008-02-08 19:05 ` Thiemo Seufer
2008-02-08 19:29 ` Ralf Baechle
2008-02-07 5:30 ` Kumba
2008-02-05 15:23 ` Ralf Baechle
2008-01-23 8:47 ` peter fuerst
2008-01-15 13:11 ` Ralf Baechle
2008-01-15 13:53 ` Ralf Baechle
2008-01-15 18:18 ` Ralf Baechle
2008-01-16 16:03 ` Ralf Baechle
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