From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: x86/mce/AMD: Make sure banks were initialized before accessing them From: Ingo Molnar Message-Id: <20181127132958.GA21840@gmail.com> Date: Tue, 27 Nov 2018 14:29:58 +0100 To: Borislav Petkov Cc: =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= , John Clemens , Yazen Ghannam , Tony Luck , linux-edac@vger.kernel.org, Aravind Gopalakrishnan , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , x86@kernel.org, =?utf-8?B?UmFmYcWCIE1pxYJlY2tp?= List-ID: KiBCb3Jpc2xhdiBQZXRrb3YgPGJwQGFsaWVuOC5kZT4gd3JvdGU6Cgo+IE9uIFR1ZSwgTm92IDI3 LCAyMDE4IGF0IDAyOjA2OjA5UE0gKzAxMDAsIFJhZmHFgiBNacWCZWNraSB3cm90ZToKPiA+IEkg aGFwcGVuIHRvIGhhdmUgdGhlIHNhbWUgbm90ZWJvb2sgd2l0aCB0aGUgc2FtZSBCSU9TIGFuZCB0 aGUgc2FtZQo+ID4gcHJvYmxlbS4gU28gbGV0IG1lIHRlc3QgaXQgOikgKHNlZSBiZWxvdykuCj4g Cj4gRXZlbiBiZXR0ZXIhIEkgbWlnaHQgYXNrIHlvdSBkbyB0byBhIGNvdXBsZSBtb3JlIHRlc3Rz IGlmIHlvdSBkb24ndAo+IG1pbmQuIEJ1dCBsYXRlciwgb25jZSB3ZSd2ZSBmaWd1cmVkIG91dCB3 aGF0IGV4YWN0bHkgd2Ugc2hvdWxkIGRvLgo+IAo+ID4gVGhhdCdzIGNvcnJlY3QsIHdpdGggeW91 ciBwYXRjaCBJIHNlZSB0aG9zZSBtZXNzYWdlcyBidXQga2VybmVsIGJvb3RzIQo+IAo+IEdvb2Qu Cj4gCj4gPiBJcyB0aGF0IGEgdmFsaWQgbWF0ZXJpYWwgZm9yIGEgcGF0Y2g/IElmIHNvLCB5b3Ug Y2FuIGFkZCBteToKPiA+IFRlc3RlZC1ieTogUmFmYcWCIE1pxYJlY2tpIDxyYWZhbEBtaWxlY2tp LnBsPgo+IAo+IFRoYW5rcy4KPiAKPiBTbyB5ZWFoLCBJIHRoaW5rIHRoYXQncyBzbWFsbCBlbm91 Z2ggdG8gYmUgc3RhYmxlIG1hdGVyaWFsLgoKWWVhaCwgYW5kIG5vdGUgdGhhdCBpdCdzIGFsc28g YSBjbGVhciBhbmQgc2VyaW91cyByZWdyZXNzaW9uLCBzbyBldmVuIGlmIAp0aGUgZml4IGlzIG1v cmUgaW52b2x2ZWQgdGhlcmUncyBhIGp1c3RpZmllZCBjYXNlIGZvciBmaXhpbmcgdGhlIGJ1ZyBh bmQgCm1hcmtpbmcgaXQgLXN0YWJsZSAtIGFmZmVjdGVkIHN5c3RlbXMgYXJlIGNyYXNoaW5nIG90 aGVyd2lzZS4KClRoYW5rcywKCglJbmdvCg==