From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Liu Subject: [PATCH 1/2] libxc: support to resume uncooperative HVM guests Date: Thu, 31 Mar 2016 16:59:27 +0100 Message-ID: <1459439968-22150-2-git-send-email-wei.liu2@citrix.com> References: <1459439968-22150-1-git-send-email-wei.liu2@citrix.com> 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 1alf74-0004l0-SS for xen-devel@lists.xenproject.org; Thu, 31 Mar 2016 16:06:26 +0000 In-Reply-To: <1459439968-22150-1-git-send-email-wei.liu2@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Xen-devel Cc: Changlong Xie , Wei Liu , Wen Congyang , Ian Jackson , Yang Hongyang List-Id: xen-devel@lists.xenproject.org RnJvbTogV2VuIENvbmd5YW5nIDx3ZW5jeUBjbi5mdWppdHN1LmNvbT4KCkJlZm9yZSB0aGlzIHBh dGNoOgoxLiBTdXNwZW5kCiAgYS4gUFZIVk0gYW5kIFBWOiB3ZSB1c2UgdGhlIHNhbWUgd2F5IHRv IHN1c3BlbmQgdGhlIGd1ZXN0IChzZW5kIHRoZQogICAgIHN1c3BlbmQgcmVxdWVzdCB0byB0aGUg Z3Vlc3QpLiBJZiB0aGUgZ3Vlc3QgZG9lc24ndCBzdXBwb3J0IGV2dGNobiwgdGhlCiAgICAgeGVu c3RvcmUgdmFyaWFudCB3aWxsIGJlIHVzZWQsIHN1c3BlbmRpbmcgdGhlIGd1ZXN0IHZpYSBYZW5C dXMgY29udHJvbAogICAgIG5vZGUuCiAgYi4gUHVyZSBIVk06IHdlIGNhbGwgeGNfZG9tYWluX3No dXRkb3duKC4uLiwgU0hVVERPV05fc3VzcGVuZCkgdG8gc3VzcGVuZAogICAgIHRoZSBndWVzdC4K CjIuIFJlc3VtZToKICBhLiBGYXN0IHBhdGggKGZhc3Q9MSkKICAgICBEbyBub3QgY2hhbmdlIHRo ZSBndWVzdCBzdGF0ZS4gV2UgY2FsbCBsaWJ4bF9fZG9tYWluX3Jlc3VtZSguLiwgMSkgd2hpY2gK ICAgICBjYWxscyB4Y19kb21haW5fcmVzdW1lKC4uLiwgMSAvKiBmYXN0PTEqLykgdG8gcmVzdW1l IHRoZSBndWVzdC4KICAgICBQVjogICAgICAgTW9kaWZ5IHRoZSByZXR1cm4gY29kZSB0byAxLCBh bmQgdGhhbiBjYWxsIHRoZSBkb21jdGw6CiAgICAgICAgICAgICAgIFhFTl9ET01DVExfcmVzdW1l ZG9tYWluCiAgICAgUFZIVk06ICAgIHNhbWUgd2l0aCBQVgogICAgIFB1cmUgSFZNOiBEbyBub3Ro aW5nIGluIG1vZGlmeV9yZXR1cm5jb2RlLCBhbmQgdGhhbiBjYWxsIHRoZSBkb21jdGw6CiAgICAg ICAgICAgICAgIFhFTl9ET01DVExfcmVzdW1lZG9tYWluCiAgYi4gU2xvdyBwYXRoIChmYXN0PTAp CiAgICAgVXNlZCB3aGVuIHRoZSBndWVzdCdzIHN0YXRlIGhhdmUgYmVlbiBjaGFuZ2VkLiBXaWxs IGNhbGwKICAgICBsaWJ4bF9fZG9tYWluX3Jlc3VtZSguLi4sIDApIHRvIHJlc3VtZSB0aGUgZ3Vl c3QuCiAgICAgUFY6ICAgICAgIFVwZGF0ZSBzdGFydCBpbmZvLCBhbmQgcmVzZXQgYWxsIHNlY29u ZGFyeSBDUFUgc3RhdGVzLiBUaGFuIGNhbGwKICAgICAgICAgICAgICAgdGhlIGRvbWN0bDogWEVO X0RPTUNUTF9yZXN1bWVkb21haW4KICAgICBQVkhWTTogICAgQ2FuIG5vdCBiZSByZXN1bWVkLiBZ b3Ugd2lsbCBnZXQgdGhlIGZvbGxvd2luZyBlcnJvciBtZXNzYWdlOgogICAgICAgICAgICAgICAi Q2Fubm90IHJlc3VtZSB1bmNvb3BlcmF0aXZlIEhWTSBndWVzdHMiCiAgICAgUHVyZSBIVk06IFNh bWUgd2l0aCBQVkhWTQoKQWZ0ZXIgdGhpcyBwYXRjaDoKMS4gU3VzcGVuZAogIFVuY2hhbmdlZC4K CjIuIFJlc3VtZQogIGEuIEZhc3QgcGF0aAogICAgIFVuY2hhbmdlZC4KICBiLiBTbG93IHBhdGgK ICAgICBQVjogICAgICAgVW5jaGFuZ2VkLgogICAgIFBWSFZNOiAgICBDYWxsIFhFTl9ET01DVExf cmVzdW1lZG9tYWluIHRvIHJlc3VtZSB0aGUgZ3Vlc3QuIEJlY2F1c2Ugd2UKICAgICAgICAgICAg ICAgZG9uJ3QgbW9kaWZ5IHRoZSByZXR1cm4gY29kZSwgUFYgZHJpdmVycyB3aWxsIGRpc2Nvbm5l Y3QKICAgICAgICAgICAgICAgYW5kIHJlY29ubmVjdC4KICAgICAgICAgICAgICAgVGhlIGd1ZXN0 IGVuZHMgdXAgZG9pbmcgdGhlIFhFTk1BUFNQQUNFX3NoYXJlZF9pbmZvCiAgICAgICAgICAgICAg IFhFTk1FTV9hZGRfdG9fcGh5c21hcCBoeXBlcmNhbGwgYW5kIHJlc2V0dGluZyBhbGwgb2YgaXRz IENQVQogICAgICAgICAgICAgICBzdGF0ZXMgdG8gcG9pbnQgdG8gdGhlIHNoYXJlZF9pbmZvIChl eGNlcHQgdGhlIG9uZXMgcGFzdCAzMikuCiAgICAgICAgICAgICAgIFRoYXQgaXMgdGhlIExpbnV4 IGtlcm5lbCBkb2VzIHRoYXQgLSByZWdhcmRsZXNzIHdoZXRoZXIgdGhlCiAgICAgICAgICAgICAg IFNDSEVET1Bfc2h1dGRvd246U0hVVERPV05fc3VzcGVuZCByZXR1cm5zIDEgb3Igbm90LgogICAg IFB1cmUgSFZNOiBDYWxsIFhFTl9ET01DVExfcmVzdW1lZG9tYWluIHRvIHJlc3VtZSB0aGUgZ3Vl c3QuCgpVbmRlciBDT0xPLCB3ZSB3aWxsIHVwZGF0ZSB0aGUgZ3Vlc3QncyBzdGF0ZSAobW9kaWZ5 IG1lbW9yeSwgQ1BVIHJlZ2lzdGVycywKZGV2aWNlIHN0YXRlIGV0YykuIEluIHRoaXMgY2FzZSwg d2UgY2Fubm90IHVzZSB0aGUgZmFzdCBwYXRoIHRvIHJlc3VtZSBpdC4KS2VlcCB0aGUgcmV0dXJu IGNvZGUgMCwgYW5kIHVzZSB0aGUgc2xvdyBwYXRoIHRvIHJlc3VtZSB0aGUgZ3Vlc3QuCgpTaWdu ZWQtb2ZmLWJ5OiBXZW4gQ29uZ3lhbmcgPHdlbmN5QGNuLmZ1aml0c3UuY29tPgpTaWduZWQtb2Zm LWJ5OiBZYW5nIEhvbmd5YW5nIDxob25neWFuZy55YW5nQGVhc3lzdGFjay5jbj4KUmV2aWV3ZWQt Ynk6IEtvbnJhZCBSemVzenV0ZWsgV2lsayA8a29ucmFkLndpbGtAb3JhY2xlLmNvbT4KWyB3ZWk6 IHJlZm9ybWF0IGNvbW1pdCBtZXNzYWdlIGEgYml0IF0KU2lnbmVkLW9mZi1ieTogV2VpIExpdSA8 d2VpLmxpdTJAY2l0cml4LmNvbT4KLS0tCiB0b29scy9saWJ4Yy94Y19yZXN1bWUuYyB8IDI1ICsr KysrKysrKysrKysrKysrKysrKy0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAyMSBpbnNlcnRpb25zKCsp LCA0IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL3Rvb2xzL2xpYnhjL3hjX3Jlc3VtZS5jIGIv dG9vbHMvbGlieGMveGNfcmVzdW1lLmMKaW5kZXggNWJmNGNmMC4uNmJmN2Q5YyAxMDA2NDQKLS0t IGEvdG9vbHMvbGlieGMveGNfcmVzdW1lLmMKKysrIGIvdG9vbHMvbGlieGMveGNfcmVzdW1lLmMK QEAgLTEwOSw2ICsxMDksMjYgQEAgc3RhdGljIGludCB4Y19kb21haW5fcmVzdW1lX2Nvb3BlcmF0 aXZlKHhjX2ludGVyZmFjZSAqeGNoLCB1aW50MzJfdCBkb21pZCkKICAgICByZXR1cm4gZG9fZG9t Y3RsKHhjaCwgJmRvbWN0bCk7CiB9CiAKK3N0YXRpYyBpbnQgeGNfZG9tYWluX3Jlc3VtZV9odm0o eGNfaW50ZXJmYWNlICp4Y2gsIHVpbnQzMl90IGRvbWlkKQoreworICAgIERFQ0xBUkVfRE9NQ1RM OworCisgICAgLyoKKyAgICAgKiBUaGUgZG9tY3RsIFhFTl9ET01DVExfcmVzdW1lZG9tYWluIHVu cGF1c2UgZWFjaCB2Y3B1LiBBZnRlcgorICAgICAqIHRoZSBkb21jdGwsIHRoZSBndWVzdCB3aWxs IHJ1bi4KKyAgICAgKgorICAgICAqIElmIGl0IGlzIFBWSFZNLCB0aGUgZ3Vlc3QgY2FsbGVkIHRo ZSBoeXBlcmNhbGwKKyAgICAgKiAgICBTQ0hFRE9QX3NodXRkb3duOlNIVVRET1dOX3N1c3BlbmQK KyAgICAgKiB0byBzdXNwZW5kIGl0c2VsZi4gV2UgZG9uJ3QgbW9kaWZ5IHRoZSByZXR1cm4gY29k ZSwgc28gdGhlIFBWIGRyaXZlcgorICAgICAqIHdpbGwgZGlzY29ubmVjdCBhbmQgcmVjb25uZWN0 LgorICAgICAqCisgICAgICogSWYgaXQgaXMgYSBIVk0sIHRoZSBndWVzdCB3aWxsIGNvbnRpbnVl IHJ1bm5pbmcuCisgICAgICovCisgICAgZG9tY3RsLmNtZCA9IFhFTl9ET01DVExfcmVzdW1lZG9t YWluOworICAgIGRvbWN0bC5kb21haW4gPSBkb21pZDsKKyAgICByZXR1cm4gZG9fZG9tY3RsKHhj aCwgJmRvbWN0bCk7Cit9CisKIHN0YXRpYyBpbnQgeGNfZG9tYWluX3Jlc3VtZV9hbnkoeGNfaW50 ZXJmYWNlICp4Y2gsIHVpbnQzMl90IGRvbWlkKQogewogICAgIERFQ0xBUkVfRE9NQ1RMOwpAQCAt MTM4LDEwICsxNTgsNyBAQCBzdGF0aWMgaW50IHhjX2RvbWFpbl9yZXN1bWVfYW55KHhjX2ludGVy ZmFjZSAqeGNoLCB1aW50MzJfdCBkb21pZCkKICAgICAgKi8KICNpZiBkZWZpbmVkKF9faTM4Nl9f KSB8fCBkZWZpbmVkKF9feDg2XzY0X18pCiAgICAgaWYgKCBpbmZvLmh2bSApCi0gICAgewotICAg ICAgICBFUlJPUigiQ2Fubm90IHJlc3VtZSB1bmNvb3BlcmF0aXZlIEhWTSBndWVzdHMiKTsKLSAg ICAgICAgcmV0dXJuIHJjOwotICAgIH0KKyAgICAgICAgcmV0dXJuIHhjX2RvbWFpbl9yZXN1bWVf aHZtKHhjaCwgZG9taWQpOwogCiAgICAgaWYgKCB4Y19kb21haW5fZ2V0X2d1ZXN0X3dpZHRoKHhj aCwgZG9taWQsICZkaW5mby0+Z3Vlc3Rfd2lkdGgpICE9IDAgKQogICAgIHsKLS0gCjIuMS40CgoK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9y Zy94ZW4tZGV2ZWwK