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 04FADC433EF for ; Wed, 6 Apr 2022 16:28:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237534AbiDFQan (ORCPT ); Wed, 6 Apr 2022 12:30:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49970 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237784AbiDFQ3x (ORCPT ); Wed, 6 Apr 2022 12:29:53 -0400 Received: from mail-pg1-x535.google.com (mail-pg1-x535.google.com [IPv6:2607:f8b0:4864:20::535]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 116E4432489 for ; Tue, 5 Apr 2022 18:50:34 -0700 (PDT) Received: by mail-pg1-x535.google.com with SMTP id t13so932040pgn.8 for ; Tue, 05 Apr 2022 18:50:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=urDwMH5Kk1KfjrQeaJid9AArbzQ9KreP5Y2aNsYYLvw=; b=Gta44WdpTdySv8KVV/aLRw1jW/AgPqKonNyWSanOe+OgmkSi/hCe5qRLhGuQWTYUNX AfXBZitdIcGxiq/1mwF0mi3E8PKslzoNYWuUQ3fVp1hmvhx14oiu9Og9ldIbaNJZQ4e9 p7W5hP0daYbeuB40sAo5e+gm0rJO8RbzqGmdpj+MyHjK+Ka0VirE9XeosOioP9xBMwkg Dl5vx6W+lQ+i7NK72a1vQpjHjadTk1kjsZ4N27n/3NpkRdYHZvySijpIGUpB4BTLhbRE oYvIswH5qm5Ki76FqPszvuEX2V5I9Y5IuyEk5QgOhQJhUzcisak/wSYu9V9LTx7RvgFT 4Lew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=urDwMH5Kk1KfjrQeaJid9AArbzQ9KreP5Y2aNsYYLvw=; b=WzqCmaigSEQyDUW9YOKy1NG3QxQgtIfKZTjGbO5/SL2weChn9xFxnhX6uYk3Zsmd9P vWoDUn3NhrGyA/e+tFeX/7j3fEyD8SY33eDTPl3mR1Rhic4vwV1sUnqakP+TaTg5TR+k daYiD9S/0ShJ7UmzyMc7Eq9SOzxuWbMO38X6p8bTCDn41jIP5AEyBNLqJi9N981pSpEe ovgSXLObeBQRBiLMJJ8/mw5GWCwW4bA8nrCw+ENWCK92X+8hJOG/FRcNT2HfDVxMNKcr BLVd9Jk45RNwktOnI+IM81noJxafaR3IBaLl5hzZyP/z0ZfBYYdsW7SIcupgXpQ7IFYH PJrA== X-Gm-Message-State: AOAM532ilDpYMmf5gRl77xLpfKu71DRqAwGqr9xBRisWf8pE2HV3CW5X cUjxMOiJiLAyNW44coH4cf3MLQ== X-Google-Smtp-Source: ABdhPJwvlaGQuNw+7D+lnn+rDNWamAl+YMLOOcLlLd5ZIfdrpl0akDCq1Qq53Kd+xEE9NjWYQkIwQw== X-Received: by 2002:a65:63d9:0:b0:374:6b38:c6b3 with SMTP id n25-20020a6563d9000000b003746b38c6b3mr5234225pgv.195.1649209834303; Tue, 05 Apr 2022 18:50:34 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id v13-20020aa799cd000000b004fdaae0a91bsm17056837pfi.20.2022.04.05.18.50.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Apr 2022 18:50:33 -0700 (PDT) Date: Wed, 6 Apr 2022 01:50:29 +0000 From: Sean Christopherson To: Varad Gautam Cc: kvm@vger.kernel.org, pbonzini@redhat.com, drjones@redhat.com, marcorr@google.com, zxwang42@gmail.com, erdemaktas@google.com, rientjes@google.com, brijesh.singh@amd.com, Thomas.Lendacky@amd.com, jroedel@suse.de, bp@suse.de Subject: Re: [kvm-unit-tests PATCH v3 11/11] x86: AMD SEV-ES: Handle string IO for IOIO #VC Message-ID: References: <20220224105451.5035-1-varad.gautam@suse.com> <20220224105451.5035-12-varad.gautam@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220224105451.5035-12-varad.gautam@suse.com> Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Thu, Feb 24, 2022, Varad Gautam wrote: > Using Linux's IOIO #VC processing logic. How much string I/O is there in KUT? I assume it's rare, i.e. avoiding it entirely is probably less work in the long run.