From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97AA9C001B0 for ; Wed, 19 Jul 2023 20:26:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230233AbjGSU0s (ORCPT ); Wed, 19 Jul 2023 16:26:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57908 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229707AbjGSU0r (ORCPT ); Wed, 19 Jul 2023 16:26:47 -0400 Received: from mail-yb1-xb4a.google.com (mail-yb1-xb4a.google.com [IPv6:2607:f8b0:4864:20::b4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B65EA1FD3 for ; Wed, 19 Jul 2023 13:26:41 -0700 (PDT) Received: by mail-yb1-xb4a.google.com with SMTP id 3f1490d57ef6-c4cda9d3823so38152276.1 for ; Wed, 19 Jul 2023 13:26:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1689798401; x=1692390401; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=oORTKAKD7MRf0v4xbk757ByZ/sNqaom2rZH2Wg86KRU=; b=bEOzfcoWWy4HqF+LjstunfA56NXZLmLHiQw1a+rzmJlw9aFOS0BPsVsn1uWSnNOIsD RRmY9udu6EMhCUVOkPOzZXGY3AF5Xshy2HcU15CkH19Qtd6+/WAp5x5Sd+oGctKaQwcO Lfqe6fijofzX7bM24GfYLMg6qfz1Hsffobj9NsyLsKyyQm3d8D0OjupdoJrSPfwiSYm+ I89OYAsSHBQTnY0FXHCLnUX4lGtZtRqeZ1j+YOsHGfYmNhx+qndb0fIXk45czVecHw/J RSjIHJ51rtWjnsolXYYOeRU3j+Uc+tLvccHhsQCUNTgZb1GRXBxuGot+QLtGrROV92p3 iHSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689798401; x=1692390401; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to; bh=oORTKAKD7MRf0v4xbk757ByZ/sNqaom2rZH2Wg86KRU=; b=NcOQOzZA9rZinfL4zfa2qde4L6GLVZvj3b+aC6CI07Q1OLiXk/q7upOZj6idO4TlL6 eo6/FZ+dcdP7DWiOYt4HmRBuBTvEYBHy+NOR/AHKMvFvIX5h4d1RDe84j0nFosDaRZmM T4a5YpIyxvUmsmhVkB0CUsLvH7iaDcDn15zTvdtepaco4TP9x+SRc40WYzeP+qLHOKy+ k/z/eRyUjf2Y7xacd+B4Q8JmdemkKX9iAX0SbPsj30xSRPTv2GOohERT6SXdsb1b2JpF BHHTUJEAJRMPsKClUgKLIlq3P0cGine7Gi3WZ5bawae7nFO3SCNBeS9jAsyuFb4gnbaS oVLg== X-Gm-Message-State: ABy/qLaRjmA/AdS9jFvWNg94+z0JO94bOcmxabwvYasLYLPpt1GNxcG9 yADIt5h57wnOwyKjapGtCmQg2cQ2DAU= X-Google-Smtp-Source: APBJJlFG4neUtPxHrc8s2HFAhQQamW52acnzsDPUjstNiqaqtW2RCtjjvUw1UD6pnY/4BJ11aHUzyCzOhfg= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a25:53c4:0:b0:c6e:fe1a:3657 with SMTP id h187-20020a2553c4000000b00c6efe1a3657mr29884ybb.3.1689798400900; Wed, 19 Jul 2023 13:26:40 -0700 (PDT) Date: Wed, 19 Jul 2023 13:26:39 -0700 In-Reply-To: Mime-Version: 1.0 References: <20230511040857.6094-1-weijiang.yang@intel.com> <147246fc-79a2-3bb5-f51f-93dfc1cffcc0@intel.com> Message-ID: Subject: Re: [PATCH v3 00/21] Enable CET Virtualization From: Sean Christopherson To: Weijiang Yang Cc: pbonzini@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, peterz@infradead.org, rppt@kernel.org, binbin.wu@linux.intel.com, rick.p.edgecombe@intel.com, john.allen@amd.com, Chao Gao Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Wed, Jul 19, 2023, Sean Christopherson wrote: > On Mon, Jul 17, 2023, Weijiang Yang wrote: > > diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c > > index e2c549f147a5..7d9cfb7e2fe8 100644 > > --- a/arch/x86/kvm/x86.c > > +++ b/arch/x86/kvm/x86.c > > @@ -11212,6 +11212,31 @@ static void kvm_put_guest_fpu(struct kvm_vcpu > > *vcpu) > > =EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD trace_k= vm_fpu(0); > > =EF=BF=BD} Huh. After a bit of debugging, the mangling is due to mutt's default for s= end_charset being "us-ascii:iso-8859-1:utf-8" and selecting iso-8859-1 instead of utf-8 as the encoding despite the origi= nal mail being utf-8. In this case, mutt ran afoul of nbsp (u+00a0). AFAICT, the solution is to essentially tell mutt to never try to use iso-88= 59-1 for sending mail set send_charset=3D"us-ascii:utf-8"