From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: [PATCH 3/3] xen/x86: Use non-canonical pointers for ERR_PTR() errors Date: Tue, 1 Nov 2016 10:46:10 +0000 Message-ID: <1477997170-7795-4-git-send-email-andrew.cooper3@citrix.com> References: <1477997170-7795-1-git-send-email-andrew.cooper3@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1477997170-7795-1-git-send-email-andrew.cooper3@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: Andrew Cooper , Jan Beulich List-Id: xen-devel@lists.xenproject.org VGhlIHRvcCBvZiB0aGUgdmlydXRhbCBhZGRyZXNzIHNwYWNlIGlzIG93bmVkIGJ5IDY0Yml0IFBW IGtlcm5lbHMuICBDb2RlIHdoaWNoCmZhaWxzIHRvIGNvcnJlY3RseSBjaGVjayBhbiBFUlJfUFRS KCkgdmFsdWUgbWlnaHQgZm9sbG93IHRoZSBwb2ludGVyIGludG8KZ3Vlc3Qgc3BhY2UuCgpNaXRp Z2F0ZSB0aGlzIHJpc2sgYnkgc2xpZGluZyB0aGUgRVJSX1BUUigpIGVycm9yIHJhbmdlIGludG8g dGhlIG5vbi1jYW5vbmljYWwKcmVnaW9uLgoKQXMgdGhpcyBjb21lcyB3aXRoIGEgc21hbGwgb3Zl cmhlYWQsIGFuZCBpc24ndCBuZWNlc3NhcnkgaWYgNjRiaXQgUFYgZ3Vlc3RzCmFyZW4ndCB1c2Vk LCBwcm92aWRlIGEgS2NvbmZpZyBvcHQtb3V0IGZvciBwb3dlciB1c2Vycy4KCkFzIGFuIGV4YW1w bGUsIEVSUl9QVFIoLUVJTlZBTCkgaGFzIHRoZSB2YWx1ZSAweGJhZDBlZWUwZmZmZmZmZWEuCgpT aWduZWQtb2ZmLWJ5OiBBbmRyZXcgQ29vcGVyIDxhbmRyZXcuY29vcGVyM0BjaXRyaXguY29tPgot LS0KQ0M6IEphbiBCZXVsaWNoIDxKQmV1bGljaEBzdXNlLmNvbT4KCklkZWFsbHksIHRoZSBjb25z dGFudCB3b3VsZCByZWFkICJiYWQgZXJyIiwgYnV0IHIncyBhcmUgaGFyZCBpbiBoZXguCkFsdGVy bmF0aXZlIGNvbnN0YW50IHN1Z2dlc3Rpb25zIHdlbGNvbWUuCi0tLQogeGVuL2FyY2gveDg2L0tj b25maWcgICAgICAgICB8IDE4ICsrKysrKysrKysrKysrKysrKwogeGVuL2luY2x1ZGUvYXNtLXg4 Ni9jb25maWcuaCB8ICA4ICsrKysrKysrCiAyIGZpbGVzIGNoYW5nZWQsIDI2IGluc2VydGlvbnMo KykKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvS2NvbmZpZyBiL3hlbi9hcmNoL3g4Ni9LY29u ZmlnCmluZGV4IDk2Y2EyYmYuLjlhYTlkM2YgMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL3g4Ni9LY29u ZmlnCisrKyBiL3hlbi9hcmNoL3g4Ni9LY29uZmlnCkBAIC04OSw2ICs4OSwyNCBAQCBjb25maWcg VEJPT1QKIAkgIFRlY2hub2xvZ3kgKFRYVCkKIAogCSAgSWYgdW5zdXJlLCBzYXkgWS4KKworY29u ZmlnIFVOU0FGRV9FUlJQVFIKKyAgICAgICBkZWZfYm9vbCBuCisgICAgICAgcHJvbXB0ICJVbnNh ZmUgRVJSX1BUUigpIGNvbnN0YW50cyIgaWYgRVhQRVJUID0gInkiCisgICAgICAgLS0taGVscC0t LQorICAgICAgICAgVGhlIEVSUl9QVFIoKSBpbmZyYXN0cnVjdHVyZSBieSBkZWZhdWx0IHVzZXMg dGhlIHRvcCBvZiB2aXJ0dWFsCisgICAgICAgICBhZGRyZXNzIHNwYWNlIGZvciBlcnJvciBpbmZv cm1hdGlvbiwgYnV0IHdpdGggNjRiaXQgUFYgZ3Vlc3RzLCB0aGlzCisgICAgICAgICByYW5nZSBi ZWxvbmdzIHRvIHRoZSBndWVzdCBrZXJuZWwuCisKKyAgICAgICAgIFhlbiBieSBkZWZhdWx0IHNs aWRlcyB0aGUgZXJyb3IgcmFuZ2UgZWxzZXdoZXJlIGluIHZpcnR1YWwgYWRkcmVzcworICAgICAg ICAgc3BhY2UsIGJ1dCB0aGlzIGNvbWVzIGF0IHRoZSBleHBlbnNlIG9mIGEgZmV3IGV4dHJhIGlu c3RydWN0aW9ucyBvZgorICAgICAgICAgY2FsY3VsYXRpb25zLgorCisgICAgICAgICBJZiB0aGF0 IG92ZXJoZWFkIGlzIHRvbyBtdWNoLCB0aGlzIG9wdGlvbiBpcyBzYWZlIHRvIGVuYWJsZSBpZiBu bworICAgICAgICAgNjRiaXQgUFYgZ3Vlc3RzIGFyZSBpbiB1c2UsIG9yIGFsbCA2NGJpdCBQViBn dWVzdHMgYXJlIGZ1bGx5IHRydXN0ZWQuCisKKyAgICAgICAgIElmIHVuc3VyZSwgc2F5IE4uCisK IGVuZG1lbnUKIAogc291cmNlICJjb21tb24vS2NvbmZpZyIKZGlmZiAtLWdpdCBhL3hlbi9pbmNs dWRlL2FzbS14ODYvY29uZmlnLmggYi94ZW4vaW5jbHVkZS9hc20teDg2L2NvbmZpZy5oCmluZGV4 IDZmZDg0ZTcuLjI5OTdlZTMgMTAwNjQ0Ci0tLSBhL3hlbi9pbmNsdWRlL2FzbS14ODYvY29uZmln LmgKKysrIGIveGVuL2luY2x1ZGUvYXNtLXg4Ni9jb25maWcuaApAQCAtODcsNiArODcsMTQgQEAK ICNkZWZpbmUgTElTVF9QT0lTT04xICAoKHZvaWQgKikweDAxMDAxMDAxMDAxMDAxMDBVTCkKICNk ZWZpbmUgTElTVF9QT0lTT04yICAoKHZvaWQgKikweDAyMDAyMDAyMDAyMDAyMDBVTCkKIAorI2lm ICFkZWZpbmVkKE5ERUJVRykgfHwgIWRlZmluZWQoQ09ORklHX1VOU0FGRV9FUlJQVFIpCisvKgor ICogQWx3YXlzIHVzZSBzYWZlIHBvaW50ZXJzIGluIGRlYnVnIGJ1aWxkcy4gIFVzZSBzYWZlIHBv aW50ZXJzIGluIHJlbGVhc2UKKyAqIGJ1aWxkcyB1bmxlc3MgdGhlIHVzZXIgZXhwbGljaXRseSBv cHRzIG91dC4KKyAqLworI2RlZmluZSBBUkNIX0VSUl9QVFJfU0xJREUgKC0odW5zaWduZWQgbG9u ZykweGJhZDBlZWUxMDAwMDAwMDB1bGwpCisjZW5kaWYKKwogI2lmbmRlZiBfX0FTU0VNQkxZX18K IGV4dGVybiB1bnNpZ25lZCBsb25nIHRyYW1wb2xpbmVfcGh5czsKICNkZWZpbmUgYm9vdHN5bV9w aHlzKHN5bSkgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBcCi0tIAoyLjEuNAoKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBt YWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3Jn L3hlbi1kZXZlbAo=