From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: Reducing or removing direct map from xen (was Re: Ongoing/future speculative mitigation work) Date: Thu, 24 Jan 2019 11:44:55 +0000 Message-ID: <20190124114455.eyke5dvkqsxhklav@zion.uk.xensource.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1gmdRR-0006Yv-Fq for xen-devel@lists.xenproject.org; Thu, 24 Jan 2019 11:45:05 +0000 Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Xen-devel Cc: Martin Pohlack , Julien Grall , Jan Beulich , Joao Martins , Stefano Stabellini , Daniel Kiper , Marek Marczykowski , Anthony Liguori , "Dannowski, Uwe" , Lars Kurth , Konrad Wilk , Ross Philipson , Dario Faggioli , Matt Wilson , Boris Ostrovsky , Juergen Gross , Sergey Dyasli , Wei Liu , George Dunlap , Andrew Cooper , Mihai =?utf-8?B?RG9uyJt1?= , "Woodhouse, David" Ro List-Id: xen-devel@lists.xenproject.org QmVsb3cgaXMgYSBzdW1tYXJ5IGZvciBhIGRpc2N1c3Npb24gb24gdGhpcyB0b3BpYyBiZXR3ZWVu IEphbiBhbmQgbWUuCgpFbmQgZ29hbDogcmVkdWNlIHRoZSBzaXplIG9mIGRpcmVjdCBtYXAgb3Ig cmVtb3ZlIGl0IGNvbXBsZXRlbHkKCkNvbnN0cmFpbnRzOgoKMS4gV2Ugd2FudCB1bmlmaWVkIHhl bmhlYXAgYW5kIGRvbWhlYXAuCjIuIFdlIHdhbnQgdG8gcHJlc2VydmUgeGVuaGVhcCdzIHNlbWFu dGljcyAtLSBhbHdheXMgZ2xvYmFsbHkgbWFwcGVkCiAgIHNvIHRoYXQgcG9pbnRlcnMgY2FuIGJl IHN0YXNoZWQgc2FmZWx5LgozLiBQZXJmb3JtYW5jZSBzaG91bGRuJ3QgYmUgaGVhdmlseSBpbXBh Y3RlZCAtLSB0byBiZSB0ZXN0ZWQuCgpUaGluZ3MgbmVlZCB0byBiZSBkb25lOgoKMS4gUmVtb3Zl IG1hcCBkb21haW4gcGFnZSBpbmZyYSdzIGRlcGVuZGVuY3kgb24gZGlyZWN0IG1hcAoKQ3VycmVu dGx5IG1hcF9kb21haW5fcGFnZSB1c2VzIGVpdGhlciBkaXJlY3QgbWFwIG9yIHBlci1kb21haW4g c2xvdC4KRGlyZWN0IG1hcCBpcyB1c2VkIHdoZW4gWGVuIHJ1bnMgaW4gRUZJIGNvbnRleHQgb3Ig 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