From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christopher Lameter Subject: Re: [kernel-hardening] Re: x86: PIE support and option to extend KASLR randomization Date: Fri, 25 Aug 2017 10:38:18 -0500 (CDT) Message-ID: References: <20170810172615.51965-1-thgarnie@google.com> <20170811124127.kkb5pnkljz4umxuj@gmail.com> <20170815075609.mmzbfwritjzvrpsn@gmail.com> <20170816151235.oamkdva6cwpc4cex@gmail.com> <20170817080920.5ljlkktngw2cisfg@gmail.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 1dlGgk-0005o6-W8 for xen-devel@lists.xenproject.org; Fri, 25 Aug 2017 15:38:27 +0000 In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Boris Lukashev Cc: Nicolas Pitre , Peter Zijlstra , Michal Hocko , Len Brown , =?ISO-8859-2?Q?Radim_Kr=E8m=E1=F8?= , Peter Zijlstra , Catalin Marinas , Christopher Li , Alexei Starovoitov , David Howells , Paul Gortmaker , Pavel Machek , "H . Peter Anvin" , Kernel Hardening , Ingo Molnar , Kees Cook , the arch/x86 maintainers , Herbert Xu , Daniel Borkmann , Matthew Wilcox , Peter Foley , Joerg Roedel , Rafael J . W List-Id: xen-devel@lists.xenproject.org CgpPbiBUaHUsIDE3IEF1ZyAyMDE3LCBCb3JpcyBMdWthc2hldiB3cm90ZToKCj4gSXMgdGhlIGV4 cGVjdGF0aW9uIHRoZW4gdG8gaGF2ZSBzZWN1cml0eSBmdW5jdGlvbnMgYWxzbyBkZWNyZWFzZSBz aXplCj4gYW5kIG9wZXJhdGlvbmFsIGxhdGVuY3k/IFNlZW1zIGEgYml0IHVucmVhbGlzdGljIGlm IHNvLgo+IDEtMiUgcGVyZm9ybWFuY2UgaGl0IG9uIHN5c3RlbXMgd2hpY2ggaGF2ZSBiZWNvbWUg YXQgbGVhc3Qgc2V2ZXJhbAo+IGh1bmRyZWQgJSBmYXN0ZXIgb3ZlciByZWNlbnQgeWVhcnMgaXMg bm90IGEgc2lnbmlmaWNhbnQgcGVyZm9ybWFuY2UKPiByZWdyZXNzaW9uIGNvbXBhcmVkIHRvIHRo ZSBiYXNlbGluZSBiZWZvcmUuCgpXaGVyZSBkbyB5b3UgZ2V0IHRoZXNlIGZhbnRhc3RpYyBudW1i ZXJzPyBXaGVyZSBjYW4gSSBidXkgYSBzeXN0ZW0gbGlrZQp0aGF0PyBDb21tb25seSB3ZSBzZWUg cmVncmVzc2lvbnMgd2l0aCBzaW5nbGUgdGhyZWFkZWQgaW50ZWdlcgpwZXJmb3JtYW5jZSBvbiBt b3N0IG5ld2VyIHByb2Nlc3NvciBnZW5lcmF0aW9ucy4KClRoZXNlIGh1bmRyZWRzIG9mIHBlcmNl bnQgaW1wcm92ZW1lbnQgY2FuIG9ubHkgY29tZSBmcm9tIGZsb2F0aW5nIHBvaW50CnBlcmZvcm1h bmNlIHVzaW5nIHNwZWNpYWxpemVkIGluc3RydWN0aW9ucy4gVGhlcmUgYXJlIG9ubHkgYSB2ZXJ5 IGxpbWl0ZWQKbnVtYmVyIG9mIGFwcGxpY2F0aW9ucyB0aGF0IGNhbiBtYWtlIHVzZSBvZiBpdC4K CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2 ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVu Lm9yZy94ZW4tZGV2ZWwK