From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bhupinder Thakur Subject: [XEN VMID PATCH 2/2 v4] xen/arm: Add support for 16 bit VMIDs Date: Thu, 15 Dec 2016 11:43:14 +0530 Message-ID: <1481782394-14285-2-git-send-email-bhupinder.thakur@linaro.org> References: <1481782394-14285-1-git-send-email-bhupinder.thakur@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cHPIF-00064T-FM for xen-devel@lists.xenproject.org; Thu, 15 Dec 2016 06:13:27 +0000 Received: by mail-pg0-f46.google.com with SMTP id x23so16544654pgx.1 for ; Wed, 14 Dec 2016 22:13:24 -0800 (PST) In-Reply-To: <1481782394-14285-1-git-send-email-bhupinder.thakur@linaro.org> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xenproject.org Cc: Julien Grall , Stefano Stabellini List-Id: xen-devel@lists.xenproject.org Vk1JRCBzcGFjZSBpcyBpbmNyZWFzZWQgdG8gMTYtYml0cyBmcm9tIDgtYml0cyBpbiBBUk12OCA4 LjEgcmV2aXNpb24uClRoaXMgYWxsb3dzIG1vcmUgdGhhbiAyNTYgVk1zIHRvIGJlIHN1cHBvcnRl ZCBieSBYZW4uCgpUaGlzIGNoYW5nZSBhZGRzIHN1cHBvcnQgZm9yIDE2LWJpdCBWTUlEcyBpbiBY ZW4gYmFzZWQgb24gd2hldGhlciB0aGUKYXJjaGl0ZWN0dXJlIHN1cHBvcnRzIGl0LgoKU2lnbmVk LW9mZi1ieTogQmh1cGluZGVyIFRoYWt1ciA8Ymh1cGluZGVyLnRoYWt1ckBsaW5hcm8ub3JnPgot LS0KIHhlbi9hcmNoL2FybS9wMm0uYyAgICAgICAgICAgICAgfCA0NSArKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrKy0tLS0tLQogeGVuL2luY2x1ZGUvYXNtLWFybS9wMm0uaCAgICAg ICB8ICAyICstCiB4ZW4vaW5jbHVkZS9hc20tYXJtL3Byb2Nlc3Nvci5oIHwgMTggKysrKysrKysr KysrKysrKy0KIDMgZmlsZXMgY2hhbmdlZCwgNTcgaW5zZXJ0aW9ucygrKSwgOCBkZWxldGlvbnMo LSkKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vcDJtLmMgYi94ZW4vYXJjaC9hcm0vcDJtLmMK aW5kZXggMjMyNzUwOS4uYjE2NjEyMiAxMDA2NDQKLS0tIGEveGVuL2FyY2gvYXJtL3AybS5jCisr KyBiL3hlbi9hcmNoL2FybS9wMm0uYwpAQCAtNyw2ICs3LDcgQEAKICNpbmNsdWRlIDx4ZW4vdm1f ZXZlbnQuaD4KICNpbmNsdWRlIDx4ZW4vbW9uaXRvci5oPgogI2luY2x1ZGUgPHhlbi9pb2NhcC5o PgorI2luY2x1ZGUgPHhlbi94bWFsbG9jLmg+CiAjaW5jbHVkZSA8cHVibGljL3ZtX2V2ZW50Lmg+ CiAjaW5jbHVkZSA8YXNtL2ZsdXNodGxiLmg+CiAjaW5jbHVkZSA8YXNtL2dpYy5oPgpAQCAtMTQs MTUgKzE1LDIzIEBACiAjaW5jbHVkZSA8YXNtL2hhcmRpcnEuaD4KICNpbmNsdWRlIDxhc20vcGFn ZS5oPgogCisjZGVmaW5lIE1BWF9WTUlEXzhfQklUICAoMVVMIDw8IDgpCisjZGVmaW5lIE1BWF9W TUlEXzE2X0JJVCAoMVVMIDw8IDE2KQorCisjZGVmaW5lIElOVkFMSURfVk1JRCAwIC8qIFZNSUQg MCBpcyByZXNlcnZlZCAqLworCiAjaWZkZWYgQ09ORklHX0FSTV82NAogc3RhdGljIHVuc2lnbmVk IGludCBfX3JlYWRfbW9zdGx5IHAybV9yb290X29yZGVyOwogc3RhdGljIHVuc2lnbmVkIGludCBf X3JlYWRfbW9zdGx5IHAybV9yb290X2xldmVsOwogI2RlZmluZSBQMk1fUk9PVF9PUkRFUiAgICBw Mm1fcm9vdF9vcmRlcgogI2RlZmluZSBQMk1fUk9PVF9MRVZFTCBwMm1fcm9vdF9sZXZlbAorc3Rh dGljIHVuc2lnbmVkIGludCBfX3JlYWRfbW9zdGx5IG1heF92bWlkID0gTUFYX1ZNSURfOF9CSVQ7 CisjZGVmaW5lIE1BWF9WTUlEICAgICAgIG1heF92bWlkCiAjZWxzZQogLyogRmlyc3QgbGV2ZWwg UDJNIGlzIGFsd2F5IDIgY29uc2VjdXRpdmUgcGFnZXMgKi8KICNkZWZpbmUgUDJNX1JPT1RfTEVW RUwgMQogI2RlZmluZSBQMk1fUk9PVF9PUkRFUiAgICAxCisjZGVmaW5lIE1BWF9WTUlEICAgICAg ICBNQVhfVk1JRF84X0JJVAogI2VuZGlmCiAKICNkZWZpbmUgUDJNX1JPT1RfUEFHRVMgICAgKDE8 PFAyTV9ST09UX09SREVSKQpAQCAtMTIxOSw3ICsxMjI4LDcgQEAgc3RhdGljIGludCBwMm1fYWxs b2NfdGFibGUoc3RydWN0IGRvbWFpbiAqZCkKIAogICAgIHAybS0+cm9vdCA9IHBhZ2U7CiAKLSAg ICBwMm0tPnZ0dGJyID0gcGFnZV90b19tYWRkcihwMm0tPnJvb3QpIHwgKCh1aW50NjRfdClwMm0t PnZtaWQgJiAweGZmKSA8PCA0ODsKKyAgICBwMm0tPnZ0dGJyID0gcGFnZV90b19tYWRkcihwMm0t PnJvb3QpIHwgKCh1aW50NjRfdClwMm0tPnZtaWQgPDwgNDgpOwogCiAgICAgLyoKICAgICAgKiBN YWtlIHN1cmUgdGhhdCBhbGwgVExCcyBjb3JyZXNwb25kaW5nIHRvIHRoZSBuZXcgVk1JRCBhcmUg Zmx1c2hlZApAQCAtMTIzMCwxOSArMTIzOSwyNyBAQCBzdGF0aWMgaW50IHAybV9hbGxvY190YWJs ZShzdHJ1Y3QgZG9tYWluICpkKQogICAgIHJldHVybiAwOwogfQogCi0jZGVmaW5lIE1BWF9WTUlE IDI1NgotI2RlZmluZSBJTlZBTElEX1ZNSUQgMCAvKiBWTUlEIDAgaXMgcmVzZXJ2ZWQgKi8KIAog c3RhdGljIHNwaW5sb2NrX3Qgdm1pZF9hbGxvY19sb2NrID0gU1BJTl9MT0NLX1VOTE9DS0VEOwog CiAvKgotICogVlRUQlJfRUwyIFZNSUQgZmllbGQgaXMgOCBiaXRzLiBVc2luZyBhIGJpdG1hcCBo ZXJlIGxpbWl0cyB1cyB0bwotICogMjU2IGNvbmN1cnJlbnQgZG9tYWlucy4KKyAqIFZUVEJSX0VM MiBWTUlEIGZpZWxkIGlzIDggb3IgMTYgYml0cy4gQWFyY2g2NCBzdXBwb3J0cyAxNi1iaXQgVk1J RC4gCisgKiBVc2luZyBhIGJpdG1hcCBoZXJlIGxpbWl0cyB1cyB0byAyNTYgb3IgNjU1MzYgKGZv ciBBYXJjaDY0KSBjb25jdXJyZW50IAorICogZG9tYWlucy4gVGhlIGJpdG1hcCBzcGFjZSB3aWxs IGJlIGFsbG9jYXRlZCBkeW5hbWljYWxseSBiYXNlZCBvbiAKKyAqIHdoZXRoZXIgOCBvciAxNiBi aXQgVk1JRHMgYXJlIHN1cHBvcnRlZC4KICAqLwotc3RhdGljIERFQ0xBUkVfQklUTUFQKHZtaWRf bWFzaywgTUFYX1ZNSUQpOworc3RhdGljIHVuc2lnbmVkIGxvbmcgKnZtaWRfbWFzazsKIAogc3Rh dGljIHZvaWQgcDJtX3ZtaWRfYWxsb2NhdG9yX2luaXQodm9pZCkKIHsKKyAgICAvKgorICAgICAq IGFsbG9jYXRlIHNwYWNlIGZvciB2bWlkX21hc2sgYmFzZWQgb24gTUFYX1ZNSUQKKyAgICAgKi8K KyAgICB2bWlkX21hc2sgPSB4emFsbG9jX2FycmF5KHVuc2lnbmVkIGxvbmcsIEJJVFNfVE9fTE9O R1MoTUFYX1ZNSUQpKTsKKworICAgIGlmICggIXZtaWRfbWFzayApCisgICAgICAgIHBhbmljKCJD b3VsZCBub3QgYWxsb2NhdGUgVk1JRCBiaXRtYXAgc3BhY2UiKTsKKwogICAgIHNldF9iaXQoSU5W QUxJRF9WTUlELCB2bWlkX21hc2spOwogfQogCkBAIC0xNjMyLDIwICsxNjQ5LDM2IEBAIHZvaWQg X19pbml0IHNldHVwX3ZpcnRfcGFnaW5nKHZvaWQpCiAKICAgICB1bnNpZ25lZCBpbnQgY3B1Owog ICAgIHVuc2lnbmVkIGludCBwYV9yYW5nZSA9IDB4MTA7IC8qIExhcmdlciB0aGFuIGFueSBwb3Nz aWJsZSB2YWx1ZSAqLworICAgIGJvb2wgICAgIHZtaWRfOF9iaXQgPSBmYWxzZTsKIAogICAgIGZv cl9lYWNoX29ubGluZV9jcHUgKCBjcHUgKQogICAgIHsKICAgICAgICAgY29uc3Qgc3RydWN0IGNw dWluZm9fYXJtICppbmZvID0gJmNwdV9kYXRhW2NwdV07CiAgICAgICAgIGlmICggaW5mby0+bW02 NC5wYV9yYW5nZSA8IHBhX3JhbmdlICkKICAgICAgICAgICAgIHBhX3JhbmdlID0gaW5mby0+bW02 NC5wYV9yYW5nZTsKKworICAgICAgICAvKiBzZXQgYSBmbGFnIGlmIHRoZSBjdXJyZW50IGNwdSBk b2VzIG5vdCBzdXBwb3QgMTYgYml0IFZNSURzICovCisgICAgICAgIGlmICggaW5mby0+bW02NC52 bWlkX2JpdHMgIT0gTU02NF9WTUlEXzE2X0JJVFNfU1VQUE9SVCApCisgICAgICAgICAgICB2bWlk XzhfYml0ID0gdHJ1ZTsKICAgICB9CiAKKyAgICAvKiAKKyAgICAgKiBpZiB0aGUgZmxhZyBpcyBu b3Qgc2V0IHRoZW4gaXQgbWVhbnMgYWxsIENQVXMgc3VwcG9ydCAxNi1iaXQKKyAgICAgKiBWTUlE cy4KKyAgICAgKi8KKyAgICBpZiAoICF2bWlkXzhfYml0ICkKKyAgICAgICAgbWF4X3ZtaWQgPSBN QVhfVk1JRF8xNl9CSVQ7CisKICAgICAvKiBwYV9yYW5nZSBpcyA0IGJpdHMsIGJ1dCB0aGUgZGVm aW5lZCBlbmNvZGluZ3MgYXJlIG9ubHkgMyBiaXRzICovCiAgICAgaWYgKCBwYV9yYW5nZSYweDgg fHwgIXBhX3JhbmdlX2luZm9bcGFfcmFuZ2VdLnBhYml0cyApCiAgICAgICAgIHBhbmljKCJVbmtu b3duIGVuY29kaW5nIG9mIElEX0FBNjRNTUZSMF9FTDEuUEFSYW5nZSAleFxuIiwgcGFfcmFuZ2Up OwogCiAgICAgdmFsIHw9IFZUQ1JfUFMocGFfcmFuZ2UpOwogICAgIHZhbCB8PSBWVENSX1RHMF80 SzsKKworICAgIC8qIHNldCB0aGUgVlMgYml0IG9ubHkgaWYgMTYgYml0IFZNSUQgaXMgc3VwcG9y dGVkICovCisgICAgaWYgKCBNQVhfVk1JRCA9PSBNQVhfVk1JRF8xNl9CSVQgKQorICAgICAgICB2 YWwgfD0gVlRDUl9WUzsKICAgICB2YWwgfD0gVlRDUl9TTDAocGFfcmFuZ2VfaW5mb1twYV9yYW5n ZV0uc2wwKTsKICAgICB2YWwgfD0gVlRDUl9UMFNaKHBhX3JhbmdlX2luZm9bcGFfcmFuZ2VdLnQw c3opOwogCmRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS9hc20tYXJtL3AybS5oIGIveGVuL2luY2x1 ZGUvYXNtLWFybS9wMm0uaAppbmRleCAwOTg3YmUyLi45ZGU1NWZjIDEwMDY0NAotLS0gYS94ZW4v aW5jbHVkZS9hc20tYXJtL3AybS5oCisrKyBiL3hlbi9pbmNsdWRlL2FzbS1hcm0vcDJtLmgKQEAg LTMwLDcgKzMwLDcgQEAgc3RydWN0IHAybV9kb21haW4gewogICAgIHN0cnVjdCBwYWdlX2luZm8g KnJvb3Q7CiAKICAgICAvKiBDdXJyZW50IFZNSUQgaW4gdXNlICovCi0gICAgdWludDhfdCB2bWlk OworICAgIHVpbnQxNl90IHZtaWQ7CiAKICAgICAvKiBDdXJyZW50IFRyYW5zbGF0aW9uIFRhYmxl IEJhc2UgUmVnaXN0ZXIgZm9yIHRoZSBwMm0gKi8KICAgICB1aW50NjRfdCB2dHRicjsKZGlmZiAt LWdpdCBhL3hlbi9pbmNsdWRlL2FzbS1hcm0vcHJvY2Vzc29yLmggYi94ZW4vaW5jbHVkZS9hc20t YXJtL3Byb2Nlc3Nvci5oCmluZGV4IDE1YmY4OTAuLjQ4Y2U1OWIgMTAwNjQ0Ci0tLSBhL3hlbi9p bmNsdWRlL2FzbS1hcm0vcHJvY2Vzc29yLmgKKysrIGIveGVuL2luY2x1ZGUvYXNtLWFybS9wcm9j ZXNzb3IuaApAQCAtMjE1LDYgKzIxNSw4IEBACiAKICNkZWZpbmUgVlRDUl9QUyh4KSAgICAgICgo eCk8PDE2KQogCisjZGVmaW5lIFZUQ1JfVlMgICAgCSAgICAoX0FDKDB4MSxVTCk8PDE5KQorCiAj ZW5kaWYKIAogI2RlZmluZSBWVENSX1JFUzEgICAgICAgKF9BQygxLFVMKTw8MzEpCkBAIC0yNjks NiArMjcxLDExIEBACiAvKiBGU1IgbG9uZyBmb3JtYXQgKi8KICNkZWZpbmUgRlNSTF9TVEFUVVNf REVCVUcgICAgICAgKF9BQygweDIyLFVMKTw8MCkKIAorI2lmZGVmIENPTkZJR19BUk1fNjQKKyNk ZWZpbmUgTU02NF9WTUlEXzhfQklUU19TVVBQT1JUICAgIDB4MAorI2RlZmluZSBNTTY0X1ZNSURf MTZfQklUU19TVVBQT1JUICAgMHgyCisjZW5kaWYKKwogI2lmbmRlZiBfX0FTU0VNQkxZX18KIAog c3RydWN0IGNwdWluZm9fYXJtIHsKQEAgLTMzNyw3ICszNDQsMTYgQEAgc3RydWN0IGNwdWluZm9f YXJtIHsKICAgICAgICAgICAgIHVuc2lnbmVkIGxvbmcgdGdyYW51bGVfNjRLOjQ7CiAgICAgICAg ICAgICB1bnNpZ25lZCBsb25nIHRncmFudWxlXzRLOjQ7CiAgICAgICAgICAgICB1bnNpZ25lZCBs b25nIF9fcmVzMDozMjsKLSAgICAgICB9OworCisgICAgICAgICAgICB1bnNpZ25lZCBsb25nIGhh ZmRiczo0OworICAgICAgICAgICAgdW5zaWduZWQgbG9uZyB2bWlkX2JpdHM6NDsKKyAgICAgICAg ICAgIHVuc2lnbmVkIGxvbmcgdmg6NDsKKyAgICAgICAgICAgIHVuc2lnbmVkIGxvbmcgaHBkczo0 OworICAgICAgICAgICAgdW5zaWduZWQgbG9uZyBsbzo0OworICAgICAgICAgICAgdW5zaWduZWQg bG9uZyBwYW46NDsKKyAgICAgICAgICAgIHVuc2lnbmVkIGxvbmcgX19yZXMxOjg7CisgICAgICAg ICAgICB1bnNpZ25lZCBsb25nIF9fcmVzMjozMjsKKyAgICAgICAgfTsKICAgICB9IG1tNjQ7CiAK ICAgICBzdHJ1Y3QgewotLSAKMi43LjQKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54 ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK