From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brian Woods Subject: [PATCH v2 2/2] x86/svm: Add virtual GIF support Date: Thu, 16 Nov 2017 11:19:39 -0600 Message-ID: <20171116171939.6853-3-brian.woods@amd.com> References: <20171116171939.6853-1-brian.woods@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20171116171939.6853-1-brian.woods@amd.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: Andrew Cooper , Boris Ostrovsky , Brian Woods , Jan Beulich , Suravee Suthikulpanit List-Id: xen-devel@lists.xenproject.org VGhpcyBwYXRjaCBkZXRlY3RzIGFuZCBlbmFibGVzIFZpcnR1YWwgR0lGIGlmIGF2YWlsYWJsZS4g IFRoaXMgYWxsb3dzCmEgbmVzdGVkIGh5cGVydmlzb3IgdG8gcGVyZm9ybSBTVEdJcyBhbmQgQ0xH SXMgd2l0aG91dCBoYXZpbmcgdG8gYmUKaW50ZXJjZXB0ZWQgYnkgaG9zdCBoeXBlcnZpc29yLgoK U2lnbmVkLW9mZi1ieTogQnJpYW4gV29vZHMgPGJyaWFuLndvb2RzQGFtZC5jb20+Ci0tLQogeGVu L2FyY2gveDg2L2h2bS9zdm0vbmVzdGVkc3ZtLmMgfCAgNyArKysrKystCiB4ZW4vYXJjaC94ODYv aHZtL3N2bS9zdm0uYyAgICAgICB8ICAxICsKIHhlbi9hcmNoL3g4Ni9odm0vc3ZtL3ZtY2IuYyAg ICAgIHwgMTIgKysrKysrKysrKysrCiAzIGZpbGVzIGNoYW5nZWQsIDE5IGluc2VydGlvbnMoKyks IDEgZGVsZXRpb24oLSkKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvaHZtL3N2bS9uZXN0ZWRz dm0uYyBiL3hlbi9hcmNoL3g4Ni9odm0vc3ZtL25lc3RlZHN2bS5jCmluZGV4IDFkZTg5NmU0NTYu LjA3MDVjZjljYjggMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL3g4Ni9odm0vc3ZtL25lc3RlZHN2bS5j CisrKyBiL3hlbi9hcmNoL3g4Ni9odm0vc3ZtL25lc3RlZHN2bS5jCkBAIC0xNTk3LDggKzE1OTcs MTMgQEAgYm9vbF90CiBuZXN0ZWRzdm1fZ2lmX2lzc2V0KHN0cnVjdCB2Y3B1ICp2KQogewogICAg IHN0cnVjdCBuZXN0ZWRzdm0gKnN2bSA9ICZ2Y3B1X25lc3RlZHN2bSh2KTsKKyAgICBzdHJ1Y3Qg dm1jYl9zdHJ1Y3QgKnZtY2IgPSB2LT5hcmNoLmh2bV9zdm0udm1jYjsKIAotICAgIHJldHVybiAo ISFzdm0tPm5zX2dpZik7CisgICAgLyogZ2V0IHRoZSB2bWNiIGdpZiB2YWx1ZSBpZiB1c2luZyB2 Z2lmICovCisgICAgaWYgKCB2bWNiLT5fdmludHIuZmllbGRzLnZnaWZfZW5hYmxlICkKKyAgICAg ICAgcmV0dXJuIHZtY2ItPl92aW50ci5maWVsZHMudmdpZjsKKyAgICBlbHNlCisgICAgICAgIHJl dHVybiBzdm0tPm5zX2dpZjsKIH0KIAogdm9pZCBzdm1fdm1leGl0X2RvX3N0Z2koc3RydWN0IGNw dV91c2VyX3JlZ3MgKnJlZ3MsIHN0cnVjdCB2Y3B1ICp2KQpkaWZmIC0tZ2l0IGEveGVuL2FyY2gv eDg2L2h2bS9zdm0vc3ZtLmMgYi94ZW4vYXJjaC94ODYvaHZtL3N2bS9zdm0uYwppbmRleCBiOWNm NDIzZmQ5Li42YjdhNDYyZmNiIDEwMDY0NAotLS0gYS94ZW4vYXJjaC94ODYvaHZtL3N2bS9zdm0u YworKysgYi94ZW4vYXJjaC94ODYvaHZtL3N2bS9zdm0uYwpAQCAtMTY2OSw2ICsxNjY5LDcgQEAg Y29uc3Qgc3RydWN0IGh2bV9mdW5jdGlvbl90YWJsZSAqIF9faW5pdCBzdGFydF9zdm0odm9pZCkK ICAgICBQKGNwdV9oYXNfc3ZtX25yaXBzLCAiTmV4dC1SSVAgU2F2ZWQgb24gI1ZNRVhJVCIpOwog ICAgIFAoY3B1X2hhc19zdm1fY2xlYW5iaXRzLCAiVk1DQiBDbGVhbiBCaXRzIik7CiAgICAgUChj cHVfaGFzX3N2bV9kZWNvZGUsICJEZWNvZGVBc3Npc3RzIik7CisgICAgUChjcHVfaGFzX3N2bV92 Z2lmLCAiVmlydHVhbCBHSUYiKTsKICAgICBQKGNwdV9oYXNfcGF1c2VfZmlsdGVyLCAiUGF1c2Ut SW50ZXJjZXB0IEZpbHRlciIpOwogICAgIFAoY3B1X2hhc190c2NfcmF0aW8sICJUU0MgUmF0ZSBN U1IiKTsKICN1bmRlZiBQCmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvaHZtL3N2bS92bWNiLmMg Yi94ZW4vYXJjaC94ODYvaHZtL3N2bS92bWNiLmMKaW5kZXggOTk3ZTc1OTdlMC4uY2U2NTZkY2Jj ZSAxMDA2NDQKLS0tIGEveGVuL2FyY2gveDg2L2h2bS9zdm0vdm1jYi5jCisrKyBiL3hlbi9hcmNo L3g4Ni9odm0vc3ZtL3ZtY2IuYwpAQCAtMjA2LDYgKzIwNiwxOCBAQCBzdGF0aWMgaW50IGNvbnN0 cnVjdF92bWNiKHN0cnVjdCB2Y3B1ICp2KQogICAgICAgICB2bWNiLT5fZXhjZXB0aW9uX2ludGVy Y2VwdHMgfD0gKDFVIDw8IFRSQVBfcGFnZV9mYXVsdCk7CiAgICAgfQogCisgICAgLyogaWYgYXZh aWxhYmxlLCBlbmFibGUgYW5kIGNvbmZpZ3VyZSB2aXJ0dWFsIGdpZiAqLworICAgIGlmICggY3B1 X2hhc19zdm1fdmdpZiApCisgICAgeworICAgICAgICB2bWNiLT5fdmludHIuZmllbGRzLnZnaWYg PSAxOworICAgICAgICB2bWNiLT5fdmludHIuZmllbGRzLnZnaWZfZW5hYmxlID0gMTsKKyAgICAg ICAgdm1jYi0+X2dlbmVyYWwyX2ludGVyY2VwdHMgJj0gfkdFTkVSQUwyX0lOVEVSQ0VQVF9TVEdJ OworICAgICAgICB2bWNiLT5fZ2VuZXJhbDJfaW50ZXJjZXB0cyAmPSB+R0VORVJBTDJfSU5URVJD RVBUX0NMR0k7CisgICAgfQorICAgIGVsc2UgeworICAgICAgICB2bWNiLT5fdmludHIuZmllbGRz LnZnaWZfZW5hYmxlID0gMDsKKyAgICB9CisKICAgICBpZiAoIGNwdV9oYXNfcGF1c2VfZmlsdGVy ICkKICAgICB7CiAgICAgICAgIHZtY2ItPl9wYXVzZV9maWx0ZXJfY291bnQgPSBTVk1fUEFVU0VG SUxURVJfSU5JVDsKLS0gCjIuMTEuMAoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhl bi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=