Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [4.4,32/43] x86/cpu: Add detection of AMD RAS Capabilities From: Greg Kroah-Hartman Message-Id: <20180716073515.436640999@linuxfoundation.org> Date: Mon, 16 Jul 2018 09:36:37 +0200 To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yazen Ghannam , Borislav Petkov , Andy Lutomirski , Borislav Petkov , Brian Gerst , Denys Vlasenko , "H. Peter Anvin" , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , Tony Luck , linux-edac , Ingo Molnar , "Srivatsa S. Bhat" , "Matt Helsley (VMware)" , Alexey Makhalov , Bo Gan List-ID: NC40LXN0YWJsZSByZXZpZXcgcGF0Y2guICBJZiBhbnlvbmUgaGFzIGFueSBvYmplY3Rpb25zLCBw bGVhc2UgbGV0IG1lIGtub3cuCgotLS0tLS0tLS0tLS0tLS0tLS0KCkZyb206IFlhemVuIEdoYW5u YW0gPFlhemVuLkdoYW5uYW1AYW1kLmNvbT4KCmNvbW1pdCA3MWZhYWQ0MzA2MGQzZDIwNDA1ODM2 MzVmYmY3ZDFiZGIzZDA0MTE4IHVwc3RyZWFtCgpBZGQgYSBuZXcgQ1BVSUQgbGVhZiB0byBob2xk IHRoZSBjb250ZW50cyBvZiBDUFVJRCAweDgwMDAwMDA3X0VCWCAoUmFzQ2FwKS4KCkRlZmluZSBi aXRzIHRoYXQgYXJlIGN1cnJlbnRseSBpbiB1c2U6CgogQml0IDA6IE1jYU92ZXJmbG93UmVjb3YK IEJpdCAxOiBTVUNDT1IKIEJpdCAzOiBTY2FsYWJsZU1jYQoKU2lnbmVkLW9mZi1ieTogWWF6ZW4g R2hhbm5hbSA8WWF6ZW4uR2hhbm5hbUBhbWQuY29tPgpbIFNob3J0ZW4gY29tbWVudC4gXQpTaWdu ZWQtb2ZmLWJ5OiBCb3Jpc2xhdiBQZXRrb3YgPGJwQHN1c2UuZGU+CkNjOiBBbmR5IEx1dG9taXJz a2kgPGx1dG9AYW1hY2FwaXRhbC5uZXQ+CkNjOiBCb3Jpc2xhdiBQZXRrb3YgPGJwQGFsaWVuOC5k ZT4KQ2M6IEJyaWFuIEdlcnN0IDxicmdlcnN0QGdtYWlsLmNvbT4KQ2M6IERlbnlzIFZsYXNlbmtv IDxkdmxhc2Vua0ByZWRoYXQuY29tPgpDYzogSC4gUGV0ZXIgQW52aW4gPGhwYUB6eXRvci5jb20+ CkNjOiBMaW51cyBUb3J2YWxkcyA8dG9ydmFsZHNAbGludXgtZm91bmRhdGlvbi5vcmc+CkNjOiBQ ZXRlciBaaWpsc3RyYSA8cGV0ZXJ6QGluZnJhZGVhZC5vcmc+CkNjOiBUaG9tYXMgR2xlaXhuZXIg PHRnbHhAbGludXRyb25peC5kZT4KQ2M6IFRvbnkgTHVjayA8dG9ueS5sdWNrQGludGVsLmNvbT4K Q2M6IGxpbnV4LWVkYWMgPGxpbnV4LWVkYWNAdmdlci5rZXJuZWwub3JnPgpMaW5rOiBodHRwOi8v bGttbC5rZXJuZWwub3JnL3IvMTQ2Mjk3MTUwOS0zODU2LTUtZ2l0LXNlbmQtZW1haWwtYnBAYWxp ZW44LmRlClNpZ25lZC1vZmYtYnk6IEluZ28gTW9sbmFyIDxtaW5nb0BrZXJuZWwub3JnPgpTaWdu ZWQtb2ZmLWJ5OiBTcml2YXRzYSBTLiBCaGF0IDxzcml2YXRzYUBjc2FpbC5taXQuZWR1PgpSZXZp ZXdlZC1ieTogTWF0dCBIZWxzbGV5IChWTXdhcmUpIDxtYXR0LmhlbHNsZXlAZ21haWwuY29tPgpS ZXZpZXdlZC1ieTogQWxleGV5IE1ha2hhbG92IDxhbWFraGFsb3ZAdm13YXJlLmNvbT4KUmV2aWV3 ZWQtYnk6IEJvIEdhbiA8Z2FuYkB2bXdhcmUuY29tPgpTaWduZWQtb2ZmLWJ5OiBHcmVnIEtyb2Fo LUhhcnRtYW4gPGdyZWdraEBsaW51eGZvdW5kYXRpb24ub3JnPgotLS0KCiBhcmNoL3g4Ni9pbmNs dWRlL2FzbS9jcHVmZWF0dXJlLmggIHwgICAgMSArCiBhcmNoL3g4Ni9pbmNsdWRlL2FzbS9jcHVm ZWF0dXJlcy5oIHwgICAgNyArKysrKystCiBhcmNoL3g4Ni9rZXJuZWwvY3B1L2NvbW1vbi5jICAg ICAgIHwgICAxMCArKysrKysrLS0tCiAzIGZpbGVzIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKyks IDQgZGVsZXRpb25zKC0pCgoKCi0tClRvIHVuc3Vic2NyaWJlIGZyb20gdGhpcyBsaXN0OiBzZW5k IHRoZSBsaW5lICJ1bnN1YnNjcmliZSBsaW51eC1lZGFjIiBpbgp0aGUgYm9keSBvZiBhIG1lc3Nh Z2UgdG8gbWFqb3Jkb21vQHZnZXIua2VybmVsLm9yZwpNb3JlIG1ham9yZG9tbyBpbmZvIGF0ICBo dHRwOi8vdmdlci5rZXJuZWwub3JnL21ham9yZG9tby1pbmZvLmh0bWwKCi0tLSBhL2FyY2gveDg2 L2luY2x1ZGUvYXNtL2NwdWZlYXR1cmUuaAorKysgYi9hcmNoL3g4Ni9pbmNsdWRlL2FzbS9jcHVm ZWF0dXJlLmgKQEAgLTI3LDYgKzI3LDcgQEAgZW51bSBjcHVpZF9sZWFmcwogCUNQVUlEXzZfRUFY LAogCUNQVUlEXzgwMDBfMDAwQV9FRFgsCiAJQ1BVSURfN19FQ1gsCisJQ1BVSURfODAwMF8wMDA3 X0VCWCwKIH07CiAKICNpZmRlZiBDT05GSUdfWDg2X0ZFQVRVUkVfTkFNRVMKLS0tIGEvYXJjaC94 ODYvaW5jbHVkZS9hc20vY3B1ZmVhdHVyZXMuaAorKysgYi9hcmNoL3g4Ni9pbmNsdWRlL2FzbS9j cHVmZWF0dXJlcy5oCkBAIC0xMiw3ICsxMiw3IEBACiAvKgogICogRGVmaW5lcyB4ODYgQ1BVIGZl YXR1cmUgYml0cwogICovCi0jZGVmaW5lIE5DQVBJTlRTCTE3CS8qIE4gMzItYml0IHdvcmRzIHdv cnRoIG9mIGluZm8gKi8KKyNkZWZpbmUgTkNBUElOVFMJMTgJLyogTiAzMi1iaXQgd29yZHMgd29y dGggb2YgaW5mbyAqLwogI2RlZmluZSBOQlVHSU5UUwkxCS8qIE4gMzItYml0IGJ1ZyBmbGFncyAq LwogCiAvKgpAQCAtMjgwLDYgKzI4MCwxMSBAQAogI2RlZmluZSBYODZfRkVBVFVSRV9QS1UJCSgx NiozMisgMykgLyogUHJvdGVjdGlvbiBLZXlzIGZvciBVc2Vyc3BhY2UgKi8KICNkZWZpbmUgWDg2 X0ZFQVRVUkVfT1NQS0UJKDE2KjMyKyA0KSAvKiBPUyBQcm90ZWN0aW9uIEtleXMgRW5hYmxlICov CiAKKy8qIEFNRC1kZWZpbmVkIENQVSBmZWF0dXJlcywgQ1BVSUQgbGV2ZWwgMHg4MDAwMDAwNyAo ZWJ4KSwgd29yZCAxNyAqLworI2RlZmluZSBYODZfRkVBVFVSRV9PVkVSRkxPV19SRUNPViAoMTcq MzIrMCkgLyogTUNBIG92ZXJmbG93IHJlY292ZXJ5IHN1cHBvcnQgKi8KKyNkZWZpbmUgWDg2X0ZF QVRVUkVfU1VDQ09SCSgxNyozMisxKSAvKiBVbmNvcnJlY3RhYmxlIGVycm9yIGNvbnRhaW5tZW50 IGFuZCByZWNvdmVyeSAqLworI2RlZmluZSBYODZfRkVBVFVSRV9TTUNBCSgxNyozMiszKSAvKiBT Y2FsYWJsZSBNQ0EgKi8KKwogLyoKICAqIEJVRyB3b3JkKHMpCiAgKi8KLS0tIGEvYXJjaC94ODYv a2VybmVsL2NwdS9jb21tb24uYworKysgYi9hcmNoL3g4Ni9rZXJuZWwvY3B1L2NvbW1vbi5jCkBA IC03NDEsNiArNzQxLDEzIEBAIHZvaWQgZ2V0X2NwdV9jYXAoc3RydWN0IGNwdWluZm9feDg2ICpj KQogCQl9CiAJfQogCisJaWYgKGMtPmV4dGVuZGVkX2NwdWlkX2xldmVsID49IDB4ODAwMDAwMDcp IHsKKwkJY3B1aWQoMHg4MDAwMDAwNywgJmVheCwgJmVieCwgJmVjeCwgJmVkeCk7CisKKwkJYy0+ eDg2X2NhcGFiaWxpdHlbQ1BVSURfODAwMF8wMDA3X0VCWF0gPSBlYng7CisJCWMtPng4Nl9wb3dl ciA9IGVkeDsKKwl9CisKIAlpZiAoYy0+ZXh0ZW5kZWRfY3B1aWRfbGV2ZWwgPj0gMHg4MDAwMDAw OCkgewogCQljcHVpZCgweDgwMDAwMDA4LCAmZWF4LCAmZWJ4LCAmZWN4LCAmZWR4KTsKIApAQCAt NzUzLDkgKzc2MCw2IEBAIHZvaWQgZ2V0X2NwdV9jYXAoc3RydWN0IGNwdWluZm9feDg2ICpjKQog CQljLT54ODZfcGh5c19iaXRzID0gMzY7CiAjZW5kaWYKIAotCWlmIChjLT5leHRlbmRlZF9jcHVp ZF9sZXZlbCA+PSAweDgwMDAwMDA3KQotCQljLT54ODZfcG93ZXIgPSBjcHVpZF9lZHgoMHg4MDAw MDAwNyk7Ci0KIAlpZiAoYy0+ZXh0ZW5kZWRfY3B1aWRfbGV2ZWwgPj0gMHg4MDAwMDAwYSkKIAkJ Yy0+eDg2X2NhcGFiaWxpdHlbQ1BVSURfODAwMF8wMDBBX0VEWF0gPSBjcHVpZF9lZHgoMHg4MDAw MDAwYSk7CiAK