From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: XSA 154 and ISA region (640K -> 1MB) WB cache instead of UC Date: Thu, 18 Aug 2016 04:06:33 -0600 Message-ID: <57B5A4C90200007800106FF2__36255.9514389888$1471514860$gmane$org@prv-mh.provo.novell.com> References: <20160817203238.GA9408@char.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1baKDl-0006n5-W3 for xen-devel@lists.xenproject.org; Thu, 18 Aug 2016 10:06:46 +0000 In-Reply-To: <20160817203238.GA9408@char.us.oracle.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Konrad Rzeszutek Wilk Cc: Juergen Gross , linux-kernel@vger.kernel.org, stefan.bader@canonical.com, david.vrabel@citrix.com, chuck.anderson@oracle.com, xen-devel , Boris Ostrovsky List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDE3LjA4LjE2IGF0IDIyOjMyLCA8a29ucmFkLndpbGtAb3JhY2xlLmNvbT4gd3JvdGU6 Cj4gT25lIG9mIHRoZSBpbnRlcmVzdGluZyB0aGluZ3MgYWJvdXQgWFNBIDE1NCBmaXggKCJ4ODY6 IGVuZm9yY2UgY29uc2lzdGVudAo+IGNhY2hhYmlsaXR5IG9mIE1NSU8gbWFwcGluZ3MiKSBpcyB0 aGF0IHdoZW4gY2VydGFpbiBhcHBsaWNhdGlvbnMgKG1jZWxvZykKPiBhcmUgdHJ5aW5nIHRvIG1h cCAvZGV2L21tYXAgYW5kIGx1cmsgaW4gSVNBIHJlZ2lvbnMgLSB3ZSBnZXQ6CgpEWU0gL2Rldi9t ZW0gPyBNb3N0IGFjY2Vzc2VzIHRvIHdoaWNoIGFyZSBib2d1cyBpbiBQViBndWVzdHMKKG9mdGVu IGluY2x1ZGluZyBEb20wKSBhbnl3YXkuCgo+IFsgICA0OS4zOTkwNTNdIFdBUk5JTkc6IENQVTog MCBQSUQ6IDI0NzEgYXQgYXJjaC94ODYvbW0vcGF0LmM6OTEzIHVudHJhY2tfcGZuKzB4OTMvMHhj MCgpCgpXaGF0IExpbnV4IHZlcnNpb24gaXMgdGhpcz8gdW50cmFja19wZm4oKSBkb2Vzbid0IHNw YW4gbGluZSA5MTMgaW4KNC44LXJjMi4gQW5kIGZvbGxvd19waHlzKCkgYXBwZWFycyB0byBvbmx5 IGNoZWNrIHdoZXRoZXIgdGhlIHdyaXRlCmZsYWcgaXMgc2V0IGFzIGV4cGVjdGVkOyBJIGNhbid0 IHNlZSBhbnkgY2FjaGFiaWxpdHkgY2hlY2tzLiBQbHVzIGl0CmdldHMgY2FsbGVkIG9ubHkgd2hl biBib3RoIGluY29taW5nIGFkZHJlc3MgYW5kIHNpemUgYXJlIHplcm8uCgo+IEFueWhvdyB3aGF0 IEkgYW0gd29uZGVyaW5nOgo+IAo+ICBhKSBTaG91bGQgd2UgYWRkIGEgZWRnZSBjYXNlIGluIHRo ZSBoeXBlcnZpc29yIHRvIGFsbG93IG11bHRpcGxlIG1hcHBpbmdzCj4gICAgZm9yIHRoaXMgcmVn aW9uPyBJIGFtIHRoaW5raW5nIG5vLi4gYnV0IGl0IHNvdW5kcyBsaWtlIG1hcHBpbmcgSVNBIHJl Z2lvbgo+ICAgIGFzIFdCIGlzIHNhZmUgZXZlbiBpbiBiYXJlbWV0YWw/CgpXZSBzaG91bGQgbmV2 ZXIgYWxsb3cgbXVsdGlwbGUgbWFwcGluZ3Mgd2l0aCBkaWZmZXJlbnQgY2FjaGFiaWxpdHkuCkFu ZCBJIGRvbid0IHVuZGVyc3RhbmQgd2hhdCBtYWtlcyB5b3UgdGhpbmsgdGhlIElTQSByZWdpb24g aXMgc2FmZQp0byBtYXAgV0I/IFRoZXJlIG1pZ2h0IGJlIFJPTXMsIE1NSU8gcmVnaW9ucywgb3Ig c2ltcGx5IG5vdGhpbmcKdGhlcmUsIG5laXRoZXIgb2Ygd2hpY2ggaXMgc2FmZSB0byBtYXAgV0Iu IFJPTXMgY2VydGFpbmx5IGNvdWxkIGJlCldQLCBidXQgdGhhdCB3b3VsZCByZXF1aXJlIGEgd2F5 IHRvIHJlbGlhYmx5IHNpemUgbm90IG9ubHkgSVNBCmV4dGVuc2lvbiBST01zLCBidXQgYWxzbyBt YWluIGFuZCB2aWRlbyBCSU9TLgoKPiAgYikgT3Igd291bGQgaXQgYmUgYmV0dGVyIHRvIGxldCBM aW51eCBkbyBpdHMgdGhpbmcgYW5kIHRyZWF0IDY0MEtCLT4xTUIKPiAgICBhcyB1bmNhY2hlZCBp bnN0ZWFkIG9mIHdyaXRlYmFjaz8KCkFjY29yZGluZyB0byB3aGF0IHlvdSB3cm90ZSBlYXJsaWVy IHRoZSB0d28gcGFydHMgb2YgdGhlIHNlbnRlbmNlCnJlYWQgY29udHJhZGljdG9yeSB0byBtZS4K Cj4gICAgTG9va2luZyBhdCB0aGUga2VybmVsIGl0IGFzc3VtZXMgdGhhdCBXQiBpcyBvayBmb3Ig NjQwS0ItPjFNQi4KPiAgICBUaGUgY29tbWVudCBzYXlzOgo+ICAgICIgLyogTG93IElTQSByZWdp b24gaXMgYWx3YXlzIG1hcHBlZCBXQiBpbiBwYWdlIHRhYmxlLiBObyBuZWVkIHRvIHRyYWNrICoi CgpBcyBwZXIgYWJvdmUgaXQncyBub3QgY2xlYXIgdG8gbWUgd2hhdCB0aGlzIGNvbW1lbnQgaXMg YmFja2VkIGJ5LgoKSmFuCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpo dHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==