Messages in this thread | | | Subject | Re: [PATCH] x86/microcode/intel: Ensure new microcode processor flags match with cpu's pf | From | Zhenzhong Duan <> | Date | Tue, 19 Jun 2018 17:24:20 +0800 |
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On 2018/6/19 17:12, Borislav Petkov wrote: > On Tue, Jun 19, 2018 at 12:49:40PM +0800, Zhenzhong Duan wrote: >> Imagine kernel already found a microcode blob A with extended sig/pf >> matching current cpu, then another microcode B is checked which doesn't >> match current cpu... > Do you see the > > if (!microcode_matches(mc_header, uci->cpu_sig.sig)) { > > call a couple of lines earlier? Sure, but it didn't ensure a match in stepping and pf, is that expected?
Thanks Zhenzhong
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