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: EDAC, ghes: use CPER module handles to locate DIMMs From: tanxiaofei Message-Id: <5B891308.40407@huawei.com> Date: Fri, 31 Aug 2018 18:06:00 +0800 To: John Garry , James Morse Cc: Zhengqiang , Fan Wu , mchehab@kernel.org, bp@alien8.de, baicar.tyler@gmail.com, linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Linuxarm , wanghuiqiang , Shiju Jose List-ID: T24gMjAxOC84LzMxIDA6NTAsIEpvaG4gR2Fycnkgd3JvdGU6Cj4gT24gMzAvMDgvMjAxOCAxNzoz NCwgSmFtZXMgTW9yc2Ugd3JvdGU6Cj4gCj4gSGkgSmFtZXMsCj4gCj4gWmhlbmdxaWFuZyBubyBs b25nZXIgd29ya3Mgb24gdGhpcyB0b3BpYywgc28gSSBoYXZlIGNjJ2VkIHNvbWUgbW9yZSBndXlz IHdobyBzaG91bGQgYmUgYWJsZSB0byBoZWxwLgo+IAo+IEpvaG4KPiAKPj4gSGkgWmhlbmdxaWFu ZywKPj4KPj4gT24gMjkvMDgvMTggMTk6MzMsIEZhbiBXdSB3cm90ZToKPj4+IFRoZSBjdXJyZW50 IGdoZXNfZWRhYyBkcml2ZXIgZG9lcyBub3QgdXBkYXRlIHBlci1kaW1tIGVycm9yCj4+PiBjb3Vu dGVycyB3aGVuIHJlcG9ydGluZyBtZW1vcnkgZXJyb3JzLCBiZWNhdXNlIHRoZXJlIGlzIG5vCj4+ PiBwbGF0Zm9ybS1pbmRlcGVuZGVudCB3YXkgdG8gZmluZCBESU1NcyBiYXNlZCBvbiB0aGUgZXJy b3IKPj4+IGluZm9ybWF0aW9uIHByb3ZpZGVkIGJ5IGZpcm13YXJlLiBUaGlzIHBhdGNoIG9mZmVy cyBhIHNvbHV0aW9uCj4+PiBmb3IgcGxhdGZvcm1zIHdob3NlIGZpcm13YXJlcyBwcm92aWRlIHZh bGlkIG1vZHVsZSBoYW5kbGVzCj4+PiAoU01CSU9TIHR5cGUgMTcpIGluIGVycm9yIHJlY29yZHMu IEluIHRoaXMgY2FzZSBnaGVzX2VkYWMgd2lsbAo+Pj4gdXNlIHRoZSBtb2R1bGUgaGFuZGxlcyB0 byBsb2NhdGUgRElNTXMgYW5kIHRodXMgbWFrZXMgcGVyLWRpbW0KPj4+IGVycm9yIHJlcG9ydGlu ZyBwb3NzaWJsZS4KPj4KPj4gRG9lcyB5b3VyIHBsYXRmb3JtIHNldCBDUEVSX01FTV9WQUxJRF9N T0RVTEVfSEFORExFIGluIEdIRVMgTWVtb3J5IGVycm9ycz8gSWYKPj4gc28sIGFueSBjaGFuY2Ug eW91IGNvdWxkIHRlc3QgdGhpcyBwYXRjaCBvbiB5b3VyIHBsYXRmb3JtPyBbMF0KPj4gKG9yaWdp bmFsIHBhdGNoOiBodHRwczovL2xvcmUua2VybmVsLm9yZy9wYXRjaHdvcmsvcGF0Y2gvOTc4OTI4 LykKPj4KCkhpIEphbWVzLAoKT3VyIHBsYXRmb3JtIGRvIG5vdCBzZXQgQ1BFUl9NRU1fVkFMSURf TU9EVUxFX0hBTkRMRSBpbiBHSEVTIE1lbW9yeSBlcnJvcnMuCgpUaGFua3MsCnRhbnhpYW9mZWkK Cj4+IFRoYW5rcywKPj4KPj4gSmFtZXMKPj4KPj4gWzBdIGh0dHBzOi8vbWFyYy5pbmZvLz9sPWxp bnV4LWVkYWMmbT0xNTI2MDM5NjAwMDIzMjQKPj4KPj4KPj4+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2VkYWMvZ2hlc19lZGFjLmMgYi9kcml2ZXJzL2VkYWMvZ2hlc19lZGFjLmMKPj4+IGluZGV4IDQ3 M2FlZWMuLmRiNTI3ZjAgMTAwNjQ0Cj4+PiAtLS0gYS9kcml2ZXJzL2VkYWMvZ2hlc19lZGFjLmMK Pj4+ICsrKyBiL2RyaXZlcnMvZWRhYy9naGVzX2VkYWMuYwo+Pj4gQEAgLTgxLDYgKzgxLDI2IEBA IHN0YXRpYyB2b2lkIGdoZXNfZWRhY19jb3VudF9kaW1tcyhjb25zdCBzdHJ1Y3QgZG1pX2hlYWRl ciAqZGgsIHZvaWQgKmFyZykKPj4+ICAgICAgICAgICgqbnVtX2RpbW0pKys7Cj4+PiAgfQo+Pj4K Pj4+ICtzdGF0aWMgaW50IGdoZXNfZWRhY19kaW1tX2luZGV4KHUxNiBoYW5kbGUpCj4+PiArewo+ Pj4gKyAgICBzdHJ1Y3QgbWVtX2N0bF9pbmZvICptY2k7Cj4+PiArICAgIGludCBpOwo+Pj4gKwo+ Pj4gKyAgICBpZiAoIWdoZXNfcHZ0KQo+Pj4gKyAgICAgICAgcmV0dXJuIC0xOwo+Pj4gKwo+Pj4g KyAgICBtY2kgPSBnaGVzX3B2dC0+bWNpOwo+Pj4gKwo+Pj4gKyAgICBpZiAoIW1jaSkKPj4+ICsg ICAgICAgIHJldHVybiAtMTsKPj4+ICsKPj4+ICsgICAgZm9yIChpID0gMDsgaSA8IG1jaS0+dG90 X2RpbW1zOyBpKyspIHsKPj4+ICsgICAgICAgIGlmIChtY2ktPmRpbW1zW2ldLT5zbWJpb3NfaGFu ZGxlID09IGhhbmRsZSkKPj4+ICsgICAgICAgICAgICByZXR1cm4gaTsKPj4+ICsgICAgfQo+Pj4g KyAgICByZXR1cm4gLTE7Cj4+PiArfQo+Pj4gKwo+Pj4gIHN0YXRpYyB2b2lkIGdoZXNfZWRhY19k bWlkZWNvZGUoY29uc3Qgc3RydWN0IGRtaV9oZWFkZXIgKmRoLCB2b2lkICphcmcpCj4+PiAgewo+ Pj4gICAgICBzdHJ1Y3QgZ2hlc19lZGFjX2RpbW1fZmlsbCAqZGltbV9maWxsID0gYXJnOwo+Pj4g QEAgLTE3Nyw2ICsxOTcsOCBAQCBzdGF0aWMgdm9pZCBnaGVzX2VkYWNfZG1pZGVjb2RlKGNvbnN0 IHN0cnVjdCBkbWlfaGVhZGVyICpkaCwgdm9pZCAqYXJnKQo+Pj4gICAgICAgICAgICAgICAgICBl bnRyeS0+dG90YWxfd2lkdGgsIGVudHJ5LT5kYXRhX3dpZHRoKTsKPj4+ICAgICAgICAgIH0KPj4+ Cj4+PiArICAgICAgICBkaW1tLT5zbWJpb3NfaGFuZGxlID0gZW50cnktPmhhbmRsZTsKPj4+ICsK Pj4+ICAgICAgICAgIGRpbW1fZmlsbC0+Y291bnQrKzsKPj4+ICAgICAgfQo+Pj4gIH0KPj4+IEBA IC0zMjcsMTIgKzM0OSwyMCBAQCB2b2lkIGdoZXNfZWRhY19yZXBvcnRfbWVtX2Vycm9yKGludCBz ZXYsIHN0cnVjdCBjcGVyX3NlY19tZW1fZXJyICptZW1fZXJyKQo+Pj4gICAgICAgICAgcCArPSBz cHJpbnRmKHAsICJiaXRfcG9zOiVkICIsIG1lbV9lcnItPmJpdF9wb3MpOwo+Pj4gICAgICBpZiAo bWVtX2Vyci0+dmFsaWRhdGlvbl9iaXRzICYgQ1BFUl9NRU1fVkFMSURfTU9EVUxFX0hBTkRMRSkg ewo+Pj4gICAgICAgICAgY29uc3QgY2hhciAqYmFuayA9IE5VTEwsICpkZXZpY2UgPSBOVUxMOwo+ Pj4gKyAgICAgICAgaW50IGluZGV4ID0gLTE7Cj4+PiArCj4+PiAgICAgICAgICBkbWlfbWVtZGV2 X25hbWUobWVtX2Vyci0+bWVtX2Rldl9oYW5kbGUsICZiYW5rLCAmZGV2aWNlKTsKPj4+ICsgICAg ICAgIHAgKz0gc3ByaW50ZihwLCAiRElNTSBETUkgaGFuZGxlOiAweCUuNHggIiwKPj4+ICsgICAg ICAgICAgICAgICAgIG1lbV9lcnItPm1lbV9kZXZfaGFuZGxlKTsKPj4+ICAgICAgICAgIGlmIChi YW5rICE9IE5VTEwgJiYgZGV2aWNlICE9IE5VTEwpCj4+PiAgICAgICAgICAgICAgcCArPSBzcHJp bnRmKHAsICJESU1NIGxvY2F0aW9uOiVzICVzICIsIGJhbmssIGRldmljZSk7Cj4+PiAtICAgICAg ICBlbHNlCj4+PiAtICAgICAgICAgICAgcCArPSBzcHJpbnRmKHAsICJESU1NIERNSSBoYW5kbGU6 IDB4JS40eCAiLAo+Pj4gLSAgICAgICAgICAgICAgICAgICAgIG1lbV9lcnItPm1lbV9kZXZfaGFu ZGxlKTsKPj4+ICsKPj4+ICsgICAgICAgIGluZGV4ID0gZ2hlc19lZGFjX2RpbW1faW5kZXgobWVt X2Vyci0+bWVtX2Rldl9oYW5kbGUpOwo+Pj4gKyAgICAgICAgaWYgKGluZGV4ID49IDApIHsKPj4+ ICsgICAgICAgICAgICBlLT50b3BfbGF5ZXIgPSBpbmRleDsKPj4+ICsgICAgICAgICAgICBlLT5l bmFibGVfcGVyX2xheWVyX3JlcG9ydCA9IHRydWU7Cj4+PiArICAgICAgICB9Cj4+PiArCj4+PiAg ICAgIH0KPj4+ICAgICAgaWYgKHAgPiBlLT5sb2NhdGlvbikKPj4+ICAgICAgICAgICoocCAtIDEp ID0gJ1wwJzsKPj4+IGRpZmYgLS1naXQgYS9pbmNsdWRlL2xpbnV4L2VkYWMuaCBiL2luY2x1ZGUv bGludXgvZWRhYy5oCj4+PiBpbmRleCBiZmZiOTc4Li5hNDVjZTFmIDEwMDY0NAo+Pj4gLS0tIGEv aW5jbHVkZS9saW51eC9lZGFjLmgKPj4+ICsrKyBiL2luY2x1ZGUvbGludXgvZWRhYy5oCj4+PiBA QCAtNDUxLDYgKzQ1MSw4IEBAIHN0cnVjdCBkaW1tX2luZm8gewo+Pj4gICAgICB1MzIgbnJfcGFn ZXM7ICAgICAgICAgICAgLyogbnVtYmVyIG9mIHBhZ2VzIG9uIHRoaXMgZGltbSAqLwo+Pj4KPj4+ ICAgICAgdW5zaWduZWQgY3Nyb3csIGNzY2hhbm5lbDsgICAgLyogUG9pbnRzIHRvIHRoZSBvbGQg QVBJIGRhdGEgKi8KPj4+ICsKPj4+ICsgICAgdTE2IHNtYmlvc19oYW5kbGU7ICAgICAgICAgICAg ICAvKiBIYW5kbGUgZm9yIFNNQklPUyB0eXBlIDE3ICovCj4+PiAgfTsKPj4+Cj4+PiAgLyoqCj4+ Pgo+Pgo+Pgo+PiAuCj4+Cj4gCj4gCj4gCj4gLgo+Cg==