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[146.200.163.38]) by smtp.gmail.com with ESMTPSA id z11sm61000235wrt.82.2020.01.03.08.08.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Jan 2020 08:08:57 -0800 (PST) From: Wei Liu X-Google-Original-From: Wei Liu To: Xen Development List Date: Fri, 3 Jan 2020 16:08:19 +0000 Message-Id: <20200103160825.19377-3-liuwe@microsoft.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200103160825.19377-1-liuwe@microsoft.com> References: <20200103160825.19377-1-liuwe@microsoft.com> MIME-Version: 1.0 Subject: [Xen-devel] [PATCH v2 2/8] x86/hyperv: detect absolutely necessary MSRs X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Wei Liu , Wei Liu , Paul Durrant , Andrew Cooper , Michael Kelley , Jan Beulich , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" SWYgdGhleSBhcmUgbm90IGF2YWlsYWJsZSwgZGlzYWJsZSBIeXBlci1WIHJlbGF0ZWQgZmVhdHVy ZXMuCgpTaWduZWQtb2ZmLWJ5OiBXZWkgTGl1IDxsaXV3ZUBtaWNyb3NvZnQuY29tPgotLS0KdjI6 CjEuIEZpeCBjb21tZW50IHN0eWxlCi0tLQogeGVuL2FyY2gveDg2L2d1ZXN0L2h5cGVydi9oeXBl cnYuYyB8IDEyICsrKysrKysrKysrKwogMSBmaWxlIGNoYW5nZWQsIDEyIGluc2VydGlvbnMoKykK CmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvZ3Vlc3QvaHlwZXJ2L2h5cGVydi5jIGIveGVuL2Fy Y2gveDg2L2d1ZXN0L2h5cGVydi9oeXBlcnYuYwppbmRleCAyZTcwYjRhYTgyLi44ZDM4MzEzZDdh IDEwMDY0NAotLS0gYS94ZW4vYXJjaC94ODYvZ3Vlc3QvaHlwZXJ2L2h5cGVydi5jCisrKyBiL3hl bi9hcmNoL3g4Ni9ndWVzdC9oeXBlcnYvaHlwZXJ2LmMKQEAgLTMyLDYgKzMyLDggQEAgc3RhdGlj IGNvbnN0IHN0cnVjdCBoeXBlcnZpc29yX29wcyBvcHMgPSB7CiBjb25zdCBzdHJ1Y3QgaHlwZXJ2 aXNvcl9vcHMgKl9faW5pdCBoeXBlcnZfcHJvYmUodm9pZCkKIHsKICAgICB1aW50MzJfdCBlYXgs IGVieCwgZWN4LCBlZHg7CisgICAgdWludDY0X3QgcmVxdWlyZWRfbXNycyA9IEhWX1g2NF9NU1Jf SFlQRVJDQUxMX0FWQUlMQUJMRSB8CisgICAgICAgIEhWX1g2NF9NU1JfVlBfSU5ERVhfQVZBSUxB QkxFOwogCiAgICAgY3B1aWQoMHg0MDAwMDAwMCwgJmVheCwgJmVieCwgJmVjeCwgJmVkeCk7CiAg ICAgaWYgKCAhKChlYnggPT0gMHg3MjYzNjk0ZCkgJiYgIC8qICJNaWNyIiAqLwpAQCAtNTcsNiAr NTksMTYgQEAgY29uc3Qgc3RydWN0IGh5cGVydmlzb3Jfb3BzICpfX2luaXQgaHlwZXJ2X3Byb2Jl KHZvaWQpCiAgICAgbXNfaHlwZXJ2Lm1heF92cF9pbmRleCA9IGVheDsKICAgICBtc19oeXBlcnYu bWF4X2xwX2luZGV4ID0gZWJ4OwogCisgICAgaWYgKCAobXNfaHlwZXJ2LmZlYXR1cmVzICYgcmVx dWlyZWRfbXNycykgIT0gcmVxdWlyZWRfbXNycyApCisgICAgeworICAgICAgICAvKgorICAgICAg ICAgKiBPb3BzLCByZXF1aXJlZCBNU1JzIGFyZSBub3QgYXZhaWxhYmxlLiBUcmVhdCB0aGlzIGFz CisgICAgICAgICAqICJIeXBlci1WIGlzIG5vdCBhdmFpbGFibGUiLgorICAgICAgICAgKi8KKyAg ICAgICAgbWVtc2V0KCZtc19oeXBlcnYsIDAsIHNpemVvZihtc19oeXBlcnYpKTsKKyAgICAgICAg cmV0dXJuIE5VTEw7CisgICAgfQorCiAgICAgcmV0dXJuICZvcHM7CiB9CiAKLS0gCjIuMjAuMQoK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZl bCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlz dHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=