From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mo6-p00-ob.smtp.rzone.de (mo6-p00-ob.smtp.rzone.de [IPv6:2a01:238:20a:202:5300::3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3zDzCG5yG2zF0R6 for ; Mon, 8 Jan 2018 00:04:58 +1100 (AEDT) Subject: Spectre+Meltdown To: Michael Ellerman , linuxppc-dev@lists.ozlabs.org, Olof Johansson References: <36E75811-C758-49B1-8E5C-3A2C44FD5DE9@xenosoft.de> <874lnzz5y3.fsf@concordia.ellerman.id.au> From: Christian Zigotzky Message-ID: <86eade29-a56d-2aab-050e-366f4d43ab2f@xenosoft.de> Date: Sun, 7 Jan 2018 14:04:40 +0100 MIME-Version: 1.0 In-Reply-To: <874lnzz5y3.fsf@concordia.ellerman.id.au> Content-Type: text/plain; charset=utf-8; format=flowed List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hello Michael, Thanks for your reply. We are using P.A. Semi and Freescale CPUs. @Olof Do you have some infos for us? Thanks, Christian On 06/01/18 10:34, Michael Ellerman wrote: > Christian Zigotzky writes: > >> Hi All, >> >> Do we have some information regarding Spectre+Meltdown for our users? >> >> It could be that we have some security issues in our PowerPC CPUs. > There's a statement from IBM here: > > https://www.ibm.com/blogs/psirt/potential-impact-processors-power-family/ > > > I think you're mostly using pasemi CPUs right? I don't have any > information on them, and obviously it's going to be hard to find anyone > who might know. You might be best finding a proof of concept somewhere > and actually testing it. > > cheers >