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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 34EF8C77B6C for ; Thu, 13 Apr 2023 00:11:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jJkupeFWtfwBxPrHw/Ra0S6NXv9Fm/H9jUhlRT6LPLw=; b=omJIyyn8JwC0xG hW7ilYZCVkKGjH5is0hDzMvdfDqXK+Yl25ulaYSbqBMJZnOQj25nBJFxsMrs4+lUj1sDl10akC0Ho MQYfKQhUiuOufbe1aCfij8qRi9HgM/qwXs5YML7EYMiKkR7Q7fWExIA/n9DG6IZV8UMCWg3UPQK6B 8o9d3u07PUj3foCcQbFiUi9Hap7ISznyeJ1yoNcDbT7imXDJSIl/2hJxJtMdsroClzirlfZVsn6w5 NS59WNNwt7hrQdCdov8qT6D1G6YC7lt8lGveCZbLIBOa2jRy55Ud2keHm8vx314QPdsuYAzZFjqsK PJufeGwH0MpLCJt6xL1A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pmkYD-004fiI-0a; Thu, 13 Apr 2023 00:10:57 +0000 Received: from out-23.mta1.migadu.com ([2001:41d0:203:375::17]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pmkYA-004fhK-1I for linux-arm-kernel@lists.infradead.org; Thu, 13 Apr 2023 00:10:55 +0000 Date: Thu, 13 Apr 2023 00:10:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1681344650; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=HCnXOj3LEZN88jyRNUFFg8GsQnQc0xXS8kokzqYep/c=; b=UpfE94B7TEW3IFsEyeibHj+V01F9ZaA3Vszow+MunLiFWuLApwY/7uwYcpi0WPcctwKCp2 zo2MztaA2oCv0QBufKIMOV3ioHt500hShr2DVaQUS0WK9+h+BjH0NXaqg+xGehcu/bnUbp egFbBsranYjg2oXQuDxLgNXRy1jVA+k= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Oliver Upton To: Marc Zyngier Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, James Morse , Suzuki K Poulose , Zenghui Yu , Will Deacon Subject: Re: [PATCH v2 3/5] KVM: arm64: pkvm: Document the side effects of kvm_flush_dcache_to_poc() Message-ID: References: <20230408160427.10672-1-maz@kernel.org> <20230408160427.10672-4-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230408160427.10672-4-maz@kernel.org> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230412_171054_576834_1806BB7C X-CRM114-Status: UNSURE ( 8.12 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, Apr 08, 2023 at 05:04:25PM +0100, Marc Zyngier wrote: > We rely on the presence of a DSB at the end of kvm_flush_dcache_to_poc() > that, on top of ensuring completion of the cache clean, also covers > the speculative page table walk started from EL1. > > Document this dependency. > > Signed-off-by: Marc Zyngier Reviewed-by: Oliver Upton -- Thanks, Oliver _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel