From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH for-4.11] x86/pv: Fix up erroneous segments for 32bit syscall entry Date: Mon, 9 Apr 2018 11:46:26 +0100 Message-ID: References: <1523267087-4375-1-git-send-email-andrew.cooper3@citrix.com> <20180409104416.eepcbkyy6nhtd2ue@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180409104416.eepcbkyy6nhtd2ue@citrix.com> Content-Language: en-GB List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Wei Liu Cc: Juergen Gross , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= , Jan Beulich , Xen-devel List-Id: xen-devel@lists.xenproject.org T24gMDkvMDQvMTggMTE6NDQsIFdlaSBMaXUgd3JvdGU6Cj4gT24gTW9uLCBBcHIgMDksIDIwMTgg YXQgMTA6NDQ6NDdBTSArMDEwMCwgQW5kcmV3IENvb3BlciB3cm90ZToKPj4gVGhlIGV4aXN0aW5n IEZMQVRfS0VSTkVMX1NTIGV4cGFuZHMgdG8gdGhlIGNvcnJlY3QgdmFsdWUsIDB4ZTAyYiwgYnV0 IGlzIHRoZQo+PiB3cm9uZyBjb25zdGFudCB0byB1c2UuICBTd2l0Y2ggdG8gRkxBVF9VU0VSX1NT MzIuCj4+Cj4+IEZvciBjb21wYXQgZG9tYWlucyBob3dldmVyLCB0aGUgcmVwb3J0ZWQgdmFsdWVz IGFyZSBlbnRpcmVseSBib2d1cy4KPj4gRkxBVF9VU0VSX1NTMzIgKHZhbHVlIDB4ZTAyYikgaXMg RkxBVF9SSU5HM19DUyBpbiB0aGUgMzJiaXQgQUJJLCB3aGlsZQo+PiBGTEFUX1VTRVJfQ1MzMiAo dmFsdWUgMHhlMDIzKSBpcyBGTEFUX1JJTkcxX0RTIHdpdGggYW4gUlBMIG9mIDMuCj4+Cj4+IFRo ZSBndWVzdHMgU1lTQ0FMTCBjYWxsYmFjayBpcyBpbnZva2VkIHdpdGggYSBicm9rZW4gaXJldCBm cmFtZSwgYW5kIGlmIGxlZnQKPj4gdW5tb2RpZmllZCBieSB0aGUgZ3Vlc3QsIHdpbGwgZmFpbCBv biB0aGUgd2F5IGJhY2sgb3V0IHdoZW4gWGVuJ3MgaXJldCB0cmllcwo+PiB0byBsb2FkIGEgY29k ZSBzZWdtZW50IGludG8gJXNzLgo+Pgo+PiBJbiBwcmFjdGljZSwgdGhpcyBpcyBvbmx5IGEgcHJv YmxlbSBmb3IgMzJiaXQgUFYgZ3Vlc3RzIG9uIEFNRCBoYXJkd2FyZSwgYXMKPj4gSW50ZWwgaGFy ZHdhcmUgZG9lc24ndCBwZXJtaXQgdGhlIFNZU0NBTEwgaW5zdHJ1Y3Rpb24gb3V0c2lkZSBvZiA2 NGJpdCBtb2RlLgo+Pgo+PiBUaGlzIGFwcGVhcnMgdG8gaGF2ZSBiZWVuIGJyb2tlbiBldmVyIHNp bmNlIDY0Yml0IHN1cHBvcnQgd2FzIGFkZGVkIHRvIFhlbiwKPj4gYW5kIGhhcyBnb25lIHVubm90 aWNlZCBiZWNhdXNlIExpbnV4IGRvZXNuJ3QgdXNlIFNZU0NBTEwgaW4gMzJiaXQgYnVpbGRzLgo+ Pgo+PiBTaWduZWQtb2ZmLWJ5OiBBbmRyZXcgQ29vcGVyIDxhbmRyZXcuY29vcGVyM0BjaXRyaXgu Y29tPgo+PiAtLS0KPj4gQ0M6IEphbiBCZXVsaWNoIDxKQmV1bGljaEBzdXNlLmNvbT4KPj4gQ0M6 IFJvZ2VyIFBhdSBNb25uw6kgPHJvZ2VyLnBhdUBjaXRyaXguY29tPgo+PiBDQzogV2VpIExpdSA8 d2VpLmxpdTJAY2l0cml4LmNvbT4KPj4gQ0M6IEp1ZXJnZW4gR3Jvc3MgPGpncm9zc0BzdXNlLmNv bT4KPj4KPj4gVGhpcyB3YW50cyBiYWNrcG9ydGluZyBiYXNpY2FsbHkgZXZlcnl3aGVyZSwgYW5k IGFzIHN1Y2gsIGFsc28gd2FudHMgdG8gYmUKPj4gY29uc2lkZXJlZCBmb3IgNC4xMSBhdCB0aGlz IHBvaW50Lgo+PiAtLS0KPj4gIHhlbi9hcmNoL3g4Ni94ODZfNjQvY29tcGF0L2VudHJ5LlMgfCA3 ICsrKysrKy0KPj4gIDEgZmlsZSBjaGFuZ2VkLCA2IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24o LSkKPj4KPj4gZGlmZiAtLWdpdCBhL3hlbi9hcmNoL3g4Ni94ODZfNjQvY29tcGF0L2VudHJ5LlMg Yi94ZW4vYXJjaC94ODYveDg2XzY0L2NvbXBhdC9lbnRyeS5TCj4+IGluZGV4IDZjN2ZjZjkuLjJi YzA0NmMgMTAwNjQ0Cj4+IC0tLSBhL3hlbi9hcmNoL3g4Ni94ODZfNjQvY29tcGF0L2VudHJ5LlMK Pj4gKysrIGIveGVuL2FyY2gveDg2L3g4Nl82NC9jb21wYXQvZW50cnkuUwo+PiBAQCAtMTk3LDcg KzE5Nyw3IEBAIEVOVFJZKGNzdGFyX2VudGVyKQo+PiAgICAgICAgICAvKiBzdGkgY291bGQgbGl2 ZSBoZXJlIHdoZW4gd2UgZG9uJ3Qgc3dpdGNoIHBhZ2UgdGFibGVzIGJlbG93LiAqLwo+PiAgICAg ICAgICBDUjRfUFYzMl9SRVNUT1JFCj4+ICAgICAgICAgIG1vdnEgIDgoJXJzcCksJXJheCAvKiBS ZXN0b3JlICVyYXguICovCj4+IC0gICAgICAgIG1vdnEgICRGTEFUX0tFUk5FTF9TUyw4KCVyc3Ap Cj4+ICsgICAgICAgIG1vdnEgICRGTEFUX1VTRVJfU1MzMiwgOCglcnNwKSAvKiBBc3N1bWUgYSA2 NGJpdCBkb21haW4uICBDb21wYXQgaGFuZGxlZCBsb3dlci4gKi8KPj4gICAgICAgICAgcHVzaHEg JXIxMQo+PiAgICAgICAgICBwdXNocSAkRkxBVF9VU0VSX0NTMzIKPj4gICAgICAgICAgcHVzaHEg JXJjeAo+PiBAQCAtMjIzLDYgKzIyMywxMSBAQCBFTlRSWShjc3Rhcl9lbnRlcikKPj4gICAgICAg ICAgbW92cSAgVkNQVV9kb21haW4oJXJieCksJXJjeAo+PiAgICAgICAgICBjbXBiICAkMCxET01B SU5faXNfMzJiaXRfcHYoJXJjeCkKPj4gICAgICAgICAgamUgICAgc3dpdGNoX3RvX2tlcm5lbAo+ PiArCj4+ICsgICAgICAgIC8qIEZpeCB1cCByZXBvcnRlZCAlY3MvJXNzIGZvciBjb21wYXQgZG9t YWlucy4gKi8KPj4gKyAgICAgICAgbW92bCAgJDB4ZTAzMywgVVJFR1Nfc3MoJXJzcCkgLyogQ29t cGF0IEZMQVRfUklORzNfU1MgKi8KPj4gKyAgICAgICAgbW92bCAgJDB4ZTAyYiwgVVJFR1NfY3Mo JXJzcCkgLyogQ29tcGF0IEZMQVRfUklORzNfQ1MgKi8KPiBJIHdvbmRlciBpZiBpdCB3b3VsZCBi ZSBiZXR0ZXIgdG8gaW50cm9kdWNlIENPTVBBVF9GTEFUX1JJTkczXyogaW4KPiB4ZW4teDg2XzY0 Lmg/Cj4KPiBJbiBhbnkgY2FzZSwgdGhlIHJlYXNvbmluZyBhbmQgY29kZSBsb29rcyBjb3JyZWN0 IHRvIG1lOgo+Cj4gUmV2aWV3ZWQtYnk6IFdlaSBMaXUgPHdlaS5saXUyQGNpdHJpeC5jb20+CgpJ IGNvbnNpZGVyZWQgdGhhdCwgYW5kIGFtIG9wZW4gdG8gc3VnZ2VzdGlvbnMuwqAgVGhlIHByb2Js ZW0gaXMgdGhhdCB3ZQpkb24ndCB3YW50IHRvIHB1dCBDT01QQVQgZGVmaW5pdGlvbnMgaW4gdGhh dCBoZWFkZXIgZmlsZSwgYmVjYXVzZSB0aGV5CmFyZSBpbmFwcGxpY2FibGUgdG8gNjRiaXQgUFYg Z3Vlc3RzLCB3aG8gYXJlIGludGVuZGVkIGNvbnN1bWVycy4KCn5BbmRyZXcKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxp c3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVj dC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=