From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v2 1/2] x86/mm: fix a potential race condition in map_pages_to_xen(). Date: Mon, 13 Nov 2017 11:22:31 +0000 Message-ID: References: <1510298286-30952-1-git-send-email-yu.c.zhang@linux.intel.com> <5A058422020000780018DD73@prv-mh.provo.novell.com> <86bfbc54-6e10-fad9-f238-5e2ee771958d@linux.intel.com> <5A09746D020000780018E3D2@prv-mh.provo.novell.com> <70ee3eee-289a-3222-ed87-f6f7fba70545@linux.intel.com> <5A098AC2020000780018E4CF@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5A098AC2020000780018E4CF@prv-mh.provo.novell.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich , Yu Zhang Cc: Andrew Cooper , Julien Grall , yi.z.zhang@intel.com, min.he@intel.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org SGksCgpPbiAxMS8xMy8yMDE3IDExOjA2IEFNLCBKYW4gQmV1bGljaCB3cm90ZToKPj4+PiBPbiAx My4xMS4xNyBhdCAxMTozNCwgPHl1LmMuemhhbmdAbGludXguaW50ZWwuY29tPiB3cm90ZToKPj4g T3VyIGRlYnVnIHNob3dlZCB0aGUgY29uY2VybmVkIHBhZ2UtPmNvdW50X2luZm8gd2FzIGFscmVh ZHkoYW5kCj4+IHVuZXhwZWN0ZWRseSkKPj4gY2xlYXJlZCBpbiBmcmVlX3hlbmhlYXBfcGFnZXMo KSwgYW5kIHRoZSBjYWxsIHRyYWNlIHNob3VsZCBiZSBsaWtlIHRoaXM6Cj4+Cj4+IGZyZWVfeGVu aGVhcF9wYWdlcygpCj4+ICAgICAgIF4KPj4gICAgICAgfAo+PiBmcmVlX3hlbl9wYWdldGFibGUo KQo+PiAgICAgICBeCj4+ICAgICAgIHwKPj4gbWFwX3BhZ2VzX3RvX3hlbigpCj4+ICAgICAgIF4K Pj4gICAgICAgfAo+PiB1cGRhdGVfeGVuX21hcHBpbmdzKCkKPj4gICAgICAgXgo+PiAgICAgICB8 Cj4+IGdldF9wYWdlX2Zyb21fbDFlKCkKPj4gICAgICAgXgo+PiAgICAgICB8Cj4+IG1vZF9sMV9l bnRyeSgpCj4+ICAgICAgIF4KPj4gICAgICAgfAo+PiBkb19tbXVfdXBkYXRlKCkKPiAKPiBUaGlz IC4uLgo+IAo+PiBJcyBhYm92ZSBkZXNjcmlwdGlvbiBjb252aW5jaW5nIGVub3VnaD8gOi0pCj4g Cj4gLi4uIGlzIGluZGVlZCBlbm91Z2ggZm9yIG1lIHRvIHN1Z2dlc3QgdG8gSnVsaWVuIHRoYXQg d2UgdGFrZSBib3RoCj4gcGF0Y2hlcyAob25jZSB0aGV5J3JlIHJlYWR5KS4gQnV0IGl0J3MgaGlz IGRlY2lzaW9uIGluIHRoZSBlbmQuCgpJIHdpbGwgd2FpdCB0aGUgc2VyaWVzIHRvIGJlIHJlYWR5 IGJlZm9yZSBnaXZpbmcgbXkgcmVsZWFzZS1hY2suCgpDaGVlcnMsCgoKPiBKYW4KPiAKPiAKPiBf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IFhlbi1kZXZl bCBtYWlsaW5nIGxpc3QKPiBYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwo+IGh0dHBzOi8vbGlzdHMu eGVuLm9yZy94ZW4tZGV2ZWwKPiAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5v cmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=