From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Chen Subject: [PATCH v4 17/19] xen/arm: Isolate the SError between the context switch of 2 vCPUs Date: Wed, 5 Apr 2017 17:09:19 +0800 Message-ID: <1491383361-22886-18-git-send-email-Wei.Chen@arm.com> References: <1491383361-22886-1-git-send-email-Wei.Chen@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1491383361-22886-1-git-send-email-Wei.Chen@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: sstabellini@kernel.org, wei.chen@arm.com, steve.capper@arm.com, Kaly.Xin@arm.com, julien.grall@arm.com, nd@arm.com List-Id: xen-devel@lists.xenproject.org SWYgdGhlcmUgaXMgYSBwZW5kaW5nIFNFcnJvciB3aGlsZSB3ZSBhcmUgZG9pbmcgY29udGV4dCBz d2l0Y2gsIGlmIHRoZQpTRXJyb3IgaGFuZGxlIG9wdGlvbiBpcyAiRk9SV0FSRCIsIFdlIGhhdmUg dG8gZ3VhcmFudGVlIHRoaXMgU0Vycm9yIHRvCmJlIGNhdWdodCBieSBjdXJyZW50IHZDUFUsIG90 aGVyd2lzZSBpdCB3aWxsIGJlIGNhdWdodCBieSBuZXh0IHZDUFUgYW5kCmJlIGZvcndhcmRlZCB0 byB0aGlzIHdyb25nIHZDUFUuCgpTbyB3ZSBoYXZlIHRvIHN5bmNocm9uaXplIFNFcnJvciBiZWZv cmUgc3dpdGNoIHRvIG5leHQgdkNQVS4gQnV0IHRoaXMgaXMKb25seSByZXF1aXJlZCBieSAiRk9S V0FSRCIgb3B0aW9uLiBJbiB0aGlzIGNhc2Ugd2UgYWRkZWQgYSBuZXcgZmxhZwpTS0lQX0NUWFRf U1dJVENIX1NFUlJPUl9TWU5DIGluIGNwdV9od2NhcHMgdG8gc2tpcCBzeW5jaHJvbml6aW5nIFNF cnJvcgppbiBjb250ZXh0IHN3aXRjaCBmb3Igb3RoZXIgb3B0aW9ucy4gSW4gdGhlIG1lYW50aW1l LCB3ZSBkb24ndCBuZWVkIHRvCmV4cG9ydCBzZXJyb3Jfb3AgYWNjZXNzaW5nIHRvIG90aGVyIHNv dXJjZSBmaWxlcy4KCkJlY2F1c2Ugd2UgaGF2ZSB1bWFza2VkIHRoZSBBYm9ydC9TRXJyb3IgYml0 IGluIHByZXZpb3VzIHBhdGNoLCB3ZSBoYXZlCnRvIGRpc2FibGUgQWJvcnQvU0Vycm9yIGJlZm9y ZSBkb2luZyBjb250ZXh0IHN3aXRjaCBhcyB3ZSBoYXZlIGRvbmUgZm9yCklSUS4KClNpZ25lZC1v ZmYtYnk6IFdlaSBDaGVuIDxXZWkuQ2hlbkBhcm0uY29tPgpSZXZpZXdlZC1ieTogSnVsaWVuIEdy YWxsIDxqdWxpZW4uZ3JhbGxAYXJtLmNvbT4KUmV2aWV3ZWQtYnk6IFN0ZWZhbm8gU3RhYmVsbGlu aSA8c3N0YWJlbGxpbmlAa2VybmVsLm9yZz4KLS0tCiB4ZW4vYXJjaC9hcm0vZG9tYWluLmMgICAg ICAgICAgICB8IDEyICsrKysrKysrKysrKwogeGVuL2FyY2gvYXJtL3RyYXBzLmMgICAgICAgICAg ICAgfCAgMyArKysKIHhlbi9pbmNsdWRlL2FzbS1hcm0vY3B1ZmVhdHVyZS5oIHwgIDMgKystCiAz IGZpbGVzIGNoYW5nZWQsIDE3IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKCmRpZmYgLS1n aXQgYS94ZW4vYXJjaC9hcm0vZG9tYWluLmMgYi94ZW4vYXJjaC9hcm0vZG9tYWluLmMKaW5kZXgg NjljMjg1NC4uNzYzMTBlZCAxMDA2NDQKLS0tIGEveGVuL2FyY2gvYXJtL2RvbWFpbi5jCisrKyBi L3hlbi9hcmNoL2FybS9kb21haW4uYwpAQCAtMjksNiArMjksNyBAQAogI2luY2x1ZGUgPGFzbS9j cHVmZWF0dXJlLmg+CiAjaW5jbHVkZSA8YXNtL3ZmcC5oPgogI2luY2x1ZGUgPGFzbS9wcm9jaW5m by5oPgorI2luY2x1ZGUgPGFzbS9hbHRlcm5hdGl2ZS5oPgogCiAjaW5jbHVkZSA8YXNtL2dpYy5o PgogI2luY2x1ZGUgPGFzbS92Z2ljLmg+CkBAIC0zMTIsNiArMzEzLDE3IEBAIHZvaWQgY29udGV4 dF9zd2l0Y2goc3RydWN0IHZjcHUgKnByZXYsIHN0cnVjdCB2Y3B1ICpuZXh0KQogCiAgICAgbG9j YWxfaXJxX2Rpc2FibGUoKTsKIAorICAgIC8qCisgICAgICogSWYgdGhlIHNlcnJvcnNfb3AgaXMg IkZPUldBUkQiLCB3ZSBoYXZlIHRvIHByZXZlbnQgZm9yd2FyZGluZworICAgICAqIFNFcnJvciB0 byB3cm9uZyB2Q1BVLiBTbyBiZWZvcmUgY29udGV4dCBzd2l0Y2gsIHdlIGhhdmUgdG8gdXNlCisg ICAgICogdGhlIFNZTkNST05JWkVfU0VSUk9SIHRvIGd1YXJhbnRlZSB0aGF0IHRoZSBwZW5kaW5n IFNFcnJvciB3b3VsZAorICAgICAqIGJlIGNhdWdodCBieSBjdXJyZW50IHZDUFUuCisgICAgICoK KyAgICAgKiBUaGUgU0tJUF9DVFhUX1NXSVRDSF9TRVJST1JfU1lOQyB3aWxsIGJlIHNldCB0byBj cHVfaHdjYXBzIHdoZW4gdGhlCisgICAgICogc2Vycm9yc19vcCBpcyBOT1QgIkZPUldBUkQiLgor ICAgICAqLworICAgIFNZTkNIUk9OSVpFX1NFUlJPUihTS0lQX0NUWFRfU1dJVENIX1NFUlJPUl9T WU5DKTsKKwogICAgIHNldF9jdXJyZW50KG5leHQpOwogCiAgICAgcHJldiA9IF9fY29udGV4dF9z d2l0Y2gocHJldiwgbmV4dCk7CmRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vdHJhcHMuYyBiL3hl bi9hcmNoL2FybS90cmFwcy5jCmluZGV4IDIxY2Y5MjIuLmMwOTJlNjYgMTAwNjQ0Ci0tLSBhL3hl bi9hcmNoL2FybS90cmFwcy5jCisrKyBiL3hlbi9hcmNoL2FybS90cmFwcy5jCkBAIC0xNjcsNiAr MTY3LDkgQEAgc3RhdGljIGludCBfX2luaXQgdXBkYXRlX3NlcnJvcnNfY3B1X2NhcHModm9pZCkK ICAgICBpZiAoIHNlcnJvcnNfb3AgIT0gU0VSUk9SU19ESVZFUlNFICkKICAgICAgICAgY3B1c19z ZXRfY2FwKFNLSVBfU1lOQ0hST05JWkVfU0VSUk9SX0VOVFJZX0VYSVQpOwogCisgICAgaWYgKCBz ZXJyb3JzX29wICE9IFNFUlJPUlNfRk9SV0FSRCApCisgICAgICAgIGNwdXNfc2V0X2NhcChTS0lQ X0NUWFRfU1dJVENIX1NFUlJPUl9TWU5DKTsKKwogICAgIHJldHVybiAwOwogfQogX19pbml0Y2Fs bCh1cGRhdGVfc2Vycm9yc19jcHVfY2Fwcyk7CmRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS9hc20t YXJtL2NwdWZlYXR1cmUuaCBiL3hlbi9pbmNsdWRlL2FzbS1hcm0vY3B1ZmVhdHVyZS5oCmluZGV4 IDllYjcyZTEuLmIzY2Y3MDYgMTAwNjQ0Ci0tLSBhL3hlbi9pbmNsdWRlL2FzbS1hcm0vY3B1ZmVh dHVyZS5oCisrKyBiL3hlbi9pbmNsdWRlL2FzbS1hcm0vY3B1ZmVhdHVyZS5oCkBAIC00MSw4ICs0 MSw5IEBACiAjZGVmaW5lIEFSTTY0X1dPUktBUk9VTkRfODM0MjIwIDMKICNkZWZpbmUgTElWRVBB VENIX0ZFQVRVUkUgICA0CiAjZGVmaW5lIFNLSVBfU1lOQ0hST05JWkVfU0VSUk9SX0VOVFJZX0VY SVQgNQorI2RlZmluZSBTS0lQX0NUWFRfU1dJVENIX1NFUlJPUl9TWU5DIDYKIAotI2RlZmluZSBB Uk1fTkNBUFMgICAgICAgICAgIDYKKyNkZWZpbmUgQVJNX05DQVBTICAgICAgICAgICA3CiAKICNp Zm5kZWYgX19BU1NFTUJMWV9fCiAKLS0gCjIuNy40CgoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxA bGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==