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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E8B5BC433EF for ; Tue, 2 Nov 2021 00:33:47 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A736760EE3 for ; Tue, 2 Nov 2021 00:33:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org A736760EE3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.219627.380483 (Exim 4.92) (envelope-from ) id 1mhhjk-0002Ot-Mc; Tue, 02 Nov 2021 00:33:12 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 219627.380483; Tue, 02 Nov 2021 00:33:12 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mhhjk-0002Om-Jl; Tue, 02 Nov 2021 00:33:12 +0000 Received: by outflank-mailman (input) for mailman id 219627; Tue, 02 Nov 2021 00:33:12 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mhhjj-0002Og-WC for xen-devel@lists.xenproject.org; Tue, 02 Nov 2021 00:33:12 +0000 Received: from mail-pl1-x629.google.com (unknown [2607:f8b0:4864:20::629]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 13b40cad-366e-450e-815b-a5390e411a91; Tue, 02 Nov 2021 00:33:11 +0000 (UTC) Received: by mail-pl1-x629.google.com with SMTP id t11so13283721plq.11 for ; Mon, 01 Nov 2021 17:33:11 -0700 (PDT) Received: from piano ([2601:1c2:4c02:4c00::4]) by smtp.gmail.com with ESMTPSA id e8sm17634626pfn.45.2021.11.01.17.33.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Nov 2021 17:33:09 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 13b40cad-366e-450e-815b-a5390e411a91 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=yCAVZmUWoVvp4yqkTge2abWtyRUneTUVixm2cYcl5Ls=; b=gemdhomL9L5hgpOijArx06DyAw5+MVCjS+GFFma6y3n0shTtpq6TgzRcM3IKiRG2QU Bp8tkx9PirfY1VSv+SP3solCVJP78rXtIn7SAPQcBDkswY7XSQPu55qq00/CB6Cb6Sux aUIh0AFrRIPWY66prv+pXtbX9i+3cCOvqxqPKHk8k5+s1FEPLXyOwDHhH7ASYXtS0gD7 UBqRxd2KK1zHgDKr7XEpu/9JEvtsSfn9nqlBMCuokhhVJpT8aynpLrsqyie2ledoXhtl efhS9etSocHfp98BrTOtEnZmcUaVzWvf6zK7UvfMe+UKVTLrm8zbDQIqzN/SabnzY2Kl At7Q== 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=yCAVZmUWoVvp4yqkTge2abWtyRUneTUVixm2cYcl5Ls=; b=iWH4mW/Z+2omDrf76yxYYFHgigsX+yuFp0n0MU6LeFiN+NziXjjhrPUxRvOxd3b2eW vJ0weUif7aaOWrRs0JXMdPsEEQ1P5VlEKYwuZwmQqhnjjKCwQRHvMnQAJKV/azjXEQqc l4hZj58SF9ZC0OZ/Y7GNfTyWxYY1QsiA3hl6q/xk3vPmbyUInITDR1ixTAww5MkX0PKj J/84+dqNSocVhCS/6nAWUebtFUt8yVBv46fPRprec17SZiJ3skWHxDmoB+lrjXPGQRgs r8RKCyX9fZPcLXTq5Hrxt/swuw4Qso4rbf77RmguNlPPIc7pN/QjElwCPG7DpjZVq42S L4pg== X-Gm-Message-State: AOAM530a9OzVC+ZANT8wEGcpHvzHej8Zid/1Nl579+HQ68ecxqeSBSJl ASPtCUIeMZVTPZNAOUIMz5I= X-Google-Smtp-Source: ABdhPJxoOh2Sr2JNc7n/pvhUkXcW6C5vHcWoSl/Z2YCGAKL6DTY4d01xRuKpKi8iksQ5DUPBJ3ReTA== X-Received: by 2002:a17:902:7804:b0:13e:d4c6:e701 with SMTP id p4-20020a170902780400b0013ed4c6e701mr28119926pll.66.1635813190312; Mon, 01 Nov 2021 17:33:10 -0700 (PDT) Date: Mon, 1 Nov 2021 17:33:07 -0700 From: Bobby Eshleman To: Andrew Cooper Cc: xen-devel , Jan Beulich , Wei Liu , Roger Pau =?iso-8859-1?Q?Monn=E9?= , Julien Grall , Stefano Stabellini , Volodymyr Babchuk , Jane Malalane , Alistair Francis , Connor Davis Subject: Re: Arch-neutral name for hardware interrupt support Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Mon, Nov 01, 2021 at 10:47:26AM +0000, Andrew Cooper wrote: > Hello, > > On ARM, the GIC is a hard prerequisite for VMs. > > I can't remember what the state of RISCV is, but IIRC there is still > some debate over how interrupts are expected to work under virt. > Yes sir, that addition to the spec is not yet released (publically) AFAICT.