Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp7109083ybi; Thu, 13 Jun 2019 09:42:07 -0700 (PDT) X-Google-Smtp-Source: APXvYqw31zBGWtHjxiMnRf3y9dC1AQw1Ql3jIexqIxGiTQHp6RM9jbPeO22Qpwx1D/0Sz05Rtz3P X-Received: by 2002:a62:82c2:: with SMTP id w185mr73835910pfd.202.1560444126943; Thu, 13 Jun 2019 09:42:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1560444126; cv=none; d=google.com; s=arc-20160816; b=KKOnaJzUJo65mQeTAggsIZNH07l/WJfI5G0uBvLGJYd6hyHhFvVkxxqfaAS+jgisar AYBLgT1EKii4ESUtBVKBuyj7IAEc/AMLvUlRBPvx1jkuB+nURcC9s3RNOtQKxI2MZ/R6 4E59IPcOQKrrBzAtx+IFumT/z6VuX9fKs6w5sNITLKscMN379hSxT91NryjSSMdb99dP mjb5laglPxYIjei9jiyoTPu5qpsp2u336V/0JcosM0JN7X4CaDYrEk6IPmmFrYoF4xPV krE+TfNmUvczRLI3lSxZjq6+Kye2+3mWd/oUcNmtJBu+KzeUBkZ91HmmyFw03P2nsrQo FjhQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=SjHwzQaBwNA6zY4ibgHd8eETOB774/LUj+h+LZCr/Go=; b=Nxw06p3Zq2bP09rQsIysx2DzGAkvF5ySLY7a4qQTUxwghMb+373rhYSeJVvJQLgIzD SEntJSl0Q+FtFaCuLE5wAW7mWZqCRQN4O5w2PvhynaIUIbep4UEoBPbC51I72i9wUeNc LvXhjtqu1wECmcwIlnxSqP7LgfDpdxgs6bacI9rc8RlfucyZwKBUJ9gACA3dDfQVpbcs mX4ZA3NVJDqCq/k+bQpaBe7ZzYjB3tuoAeaBDR8pX5tjjcWIMUsQD7yISa/ZtlVi9t+h UiyrplH67nZIOjzE+QGA6MVZXJQDia434jBooJx+sD4w2tOMhkoeBi1ee7Gw9VERzkaU Ip+g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a26si56812pfh.147.2019.06.13.09.41.51; Thu, 13 Jun 2019 09:42:06 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392854AbfFMQkX (ORCPT + 99 others); Thu, 13 Jun 2019 12:40:23 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43160 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730579AbfFMG72 (ORCPT ); Thu, 13 Jun 2019 02:59:28 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 02FF22EED3A; Thu, 13 Jun 2019 06:59:28 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-33.ams2.redhat.com [10.36.116.33]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5D16E17257; Thu, 13 Jun 2019 06:59:27 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 0322011AB8; Thu, 13 Jun 2019 08:59:26 +0200 (CEST) Date: Thu, 13 Jun 2019 08:59:25 +0200 From: Gerd Hoffmann To: davidriley@chromium.org Cc: dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, David Airlie , Daniel Vetter , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 4/4] drm/virtio: Add memory barriers for capset cache. Message-ID: <20190613065925.c6c546uyp3n3nqk5@sirius.home.kraxel.org> References: <20190605234423.11348-1-davidriley@chromium.org> <20190610211810.253227-5-davidriley@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190610211810.253227-5-davidriley@chromium.org> User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Thu, 13 Jun 2019 06:59:28 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 10, 2019 at 02:18:10PM -0700, davidriley@chromium.org wrote: > From: David Riley > > After data is copied to the cache entry, atomic_set is used indicate > that the data is the entry is valid without appropriate memory barriers. > Similarly the read side was missing the corresponding memory barriers. All pushed to drm-misc-next thanks, Gerd