From: Andrew Cooper Subject: Re: [RFC PATCH] x86/pagewalk: Honor SMAP_CHECK_DISABLED Date: Tue, 8 May 2018 13:45:00 +0100 Message-ID: <9b6fa187-628f-3745-b70a-204df9e4fb34@citrix.com> References: <20180507195701.14292-1-jandryuk@gmail.com> <5eabb9a7-9270-1479-7808-3d946f5f2095@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-GB List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Jason Andryuk Cc: George Dunlap , Jan Beulich , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gMDgvMDUvMTggMTI6MzgsIEphc29uIEFuZHJ5dWsgd3JvdGU6Cj4gT24gTW9uLCBNYXkgNywg MjAxOCBhdCA0OjA1IFBNLCBBbmRyZXcgQ29vcGVyIDxhbmRyZXcuY29vcGVyM0BjaXRyaXguY29t PiB3cm90ZToKPj4gT24gMDcvMDUvMjAxOCAyMDo1NywgSmFzb24gQW5kcnl1ayB3cm90ZToKPj4+ IGNvbW1pdCA0YzVkNzhhMTBkYzg5NDI3MTQwYTUwYTFkZjVhMGI4ZTlmMDczZTgyICh4ODYvcGFn ZXdhbGs6Cj4+PiBSZS1pbXBsZW1lbnQgdGhlIHBhZ2V0YWJsZSB3YWxrZXIpIHJlbW92ZWQgaG9u b3JpbmcgdGhlCj4+PiBzbWFwX2NoZWNrX3BvbGljeSBvZiB0aGUgcnVubmluZyBWQ1BVLiAgZ3Vl c3Rfd2Fsa190YWJsZXMgaXMgdXNlZCBieQo+Pj4gY29weV97dG8sZnJvbX1fZ3Vlc3QgZm9yIEhW TXMsIHNvIGl0IGlzIGNhbGxlZCB3aGVuIHRoZSBoeXBlcnZpc29yIGlzCj4+PiBjb3B5aW5nIGRh dGEgYW5kIFNNQVAgaXMgaW5hcHByb3ByaWF0ZSB0byBlbmZvcmNlLgo+Pj4KPj4+IFRoZSBvdXQt b2YtdHJlZSB2NHYgaHlwZXJjYWxsIGNvcGllcyBhIGRvbWFpbidzIHNvdXJjZSBidWZmZXIgaW50 byBhCj4+PiBkaWZmZXJlbnQgZG9tYWluJ3MgZGVzdGluYXRpb24gcmluZy4gIEZvciBhbiBIVk0s IHRoZSBrZXJuZWwgbWFrZXMgdGhlCj4+PiBoeXBlcmNhbGwgZnJvbSByaW5nIDAsIHNvIHRoZSB1 c2Vyc3BhY2UgYnVmZmVyIGFjY2VzcyBsb29rcyBsaWtlIGEgU01BUAo+Pj4gdmlvbGF0aW9uLiAg SW4gWGVuIDQuNiwgdjR2IGNvdWxkIHNldCBTTUFQX0NIRUNLX0RJU0FCTEVEIHRvIGF2b2lkIHRo aXMKPj4+IFNNQVAgZmFpbHVyZSwgYnV0IHRoYXQgbm8gbG9uZ2VyIHdvcmtzIHNpbmNlIHRoZSBy ZS13cml0ZS4KPj4+Cj4+PiBTaWduZWQtb2ZmLWJ5OiBKYXNvbiBBbmRyeXVrIDxqYW5kcnl1a0Bn bWFpbC5jb20+Cj4+IEknbSBzb3JyeSwgYnV0IG5vLiAgSXQgaXMgbmV2ZXIgYXBwcm9wcmlhdGUg dG8gaWdub3JlIHRoZSBndWVzdCBwYWdpbmcKPj4gc2V0dGluZ3MuICBUaGUgY29ycmVjdCBmaXgg aGVyZSBpcyBpbiB0aGUga2VybmVsLCB0byBzdXJyb3VuZCB0aGUgdjR2Cj4+IGh5cGVyY2FsbCBo YW5kbGVyIHdpdGggc3RhYy9jbGFjIHRvIHdoaXRlbGlzdCB1c2Vyc3BhY2UgYWNjZXNzZXMuICBT ZWUKPj4gdGhlIGltcGxlbWVudGF0aW9uIG9mIHRoZSBwcml2Y21kIGh5cGVyY2FsbCB3aGljaCBh bHJlYWR5IGRvZXMgdGhpcy4KPiBPaCwgSSBkaWRuJ3QgcmVhbGl6ZSBzdGFjL2NsYWMgYXJlIGFs cmVhZHkgdXNlZCB3aXRoIGEgaHlwZXJjYWxsLgo+IFRoYW5rcyBmb3IgdGhlIHBvaW50ZXIuCj4K Pj4gSWYgSSBjb3VsZCBnbyBiYWNrIGluIHRpbWUgYW5kIG5hY2sgdGhlIGludHJvZHVjdGlvbiBv Zgo+PiBzbWFwX2NoZWNrX3BvbGljeSwgSSB3b3VsZC4gIEFzIGl0IHN0YW5kcywgSSdtIChzbG93 bHkpIHJlbW92aW5nIGl0cwo+PiB1c2UsIGFuZCB3aWxsIGV2ZW50dWFsbHkgZGVsZXRlIGl0Lgo+ IEkgdGhpbmsgeW91IGFyZSBjbG9zZS4gIEl0IHNlZW1zIHRvIG1lIHNtYXBfY2hlY2tfcG9saWN5 IGlzIHNldCBidXQgbm90IHVzZWQuCgpTbyBpdCBpcyHCoCBQYXRjaCBpbmNvbW1pbmcuCgp+QW5k cmV3CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4t ZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczov L2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs