From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa12.hc1455-7.c3s2.iphmx.com (esa12.hc1455-7.c3s2.iphmx.com [139.138.37.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7B55C3E49F8 for ; Thu, 17 Sep 2026 21:46:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=139.138.37.100 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789681581; cv=none; b=gxw0x7QfDu48rRZQyQKeJw6C/IOJWwNBLEXRJSTQd7GCYxicJFkM5y/ii4lUZN2CKA1vwbnMkE3xv5kL2H8xTXXthPWStvW2jJrgPx6F2+dXvt8HjI7cau9a8WxZiWnv8JU4QsgrUD/ygYbq1H94gGQiG/HTiRQh2L+N7Jgpm0s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789681581; c=relaxed/simple; bh=G6VEcTe0RdoY9YKFGLw9AYrd5zP6uMtJfwKDShjkvKg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=c2Qgl1QGq3geViDasTx2meG3MCXmMANkgcY/FuAVdcR7J8Lhqpj6xdNwQcXMRZi3+o9AVT43F23agdQnavdZFZMCdUnPF0yyKvP3JgTlhFLfCdFk6SCZehdT2JQHNhsy0qLyLbzBsQI98JqQ0jC8vwzZXL0fNYCD81MciW3JP9Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fujitsu.com; spf=pass smtp.mailfrom=fujitsu.com; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b=TpWhrh1e; arc=none smtp.client-ip=139.138.37.100 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fujitsu.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=fujitsu.com header.i=@fujitsu.com header.b="TpWhrh1e" DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=fujitsu.com; i=@fujitsu.com; q=dns/txt; s=fj2; t=1789681580; x=1821217580; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=G6VEcTe0RdoY9YKFGLw9AYrd5zP6uMtJfwKDShjkvKg=; b=TpWhrh1eezeWYBkjVBx6wcY99EXBuUggkzP30JtbcX5ZRgRjan0/HdND vlCU8bmP2aFOQuFun/ZClieR34NdwEdnbN4lD3TLdOK9Ez/qUyie63OXk +j58W0dv1JlwJ+EIcsaiq5eHDdFGqUFALh8ZP3Zc0ujQZd1UtWUC246DK DntHZCGE0ASsI3QXMswOSW4v3inng+xosPtER2md1/o+Iuw2y0A1cSfIx 7svsFoOsw5jIu/0WkbVG9I8B3oLU2VK5i5FTfVaOPVN/vxLcwlMxlbQZ1 LlM1hRW0aA39fryOxSQukqNg8/E80gXZIQMRPbk6Wuuy7nC9nr9cJUAHO w==; X-CSE-ConnectionGUID: oAMV2c9yTVmPu1u2C3vVcg== X-CSE-MsgGUID: yJAVS978SVyRXpkU9BDQ/Q== X-IronPort-AV: E=McAfee;i="6800,10657,11905"; a="233148277" X-IronPort-AV: E=Sophos;i="6.27,103,1786978800"; d="scan'208";a="233148277" Received: from gmgwnl01.global.fujitsu.com ([52.143.17.124]) by esa12.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Sep 2026 06:46:12 +0900 Received: from az2nlsmgm3.fujitsu.com (unknown [10.150.26.205]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by gmgwnl01.global.fujitsu.com (Postfix) with ESMTPS id 1E3C21000345 for ; Thu, 17 Sep 2026 21:46:12 +0000 (UTC) Received: from az2nlsmom2.o.css.fujitsu.com (unknown [10.150.26.200]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by az2nlsmgm3.fujitsu.com (Postfix) with ESMTPS id C36F018000AF for ; Thu, 17 Sep 2026 21:46:11 +0000 (UTC) Received: from sm-arm-grace07 (unknown [10.124.178.20]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by az2nlsmom2.o.css.fujitsu.com (Postfix) with ESMTPS id 9AB4618002F1; Thu, 17 Sep 2026 21:46:05 +0000 (UTC) Date: Fri, 18 Sep 2026 06:46:02 +0900 From: Itaru Kitayama To: Marc Zyngier Cc: Wei-Lin Chang , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, Oliver Upton , Fuad Tabba , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Mark Rutland , Wang Han , Shuai Xue , "Lorenzo Stoakes (ARM)" Subject: Re: [PATCH v6 0/7] KVM: arm64: nv: Implement nested stage-2 reverse map Message-ID: References: <20260915154305.3852871-1-weilin.chang@arm.com> <86ld9165cr.wl-maz@kernel.org> <867bkk5n07.wl-maz@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <867bkk5n07.wl-maz@kernel.org> On Thu, Sep 17, 2026 at 08:56:56AM +0100, Marc Zyngier wrote: > What have you tested exactly? If you're not able to boot a working L1 > guest as a NV2 hypervisor, you're probably doing something wrong. Can you just stop being dismissive, if you can? Thanks, Itaru. > > M. > > -- > Without deviation from the norm, progress is not possible.