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 X-Spam-Level: X-Spam-Status: No, score=-10.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50C25C433E0 for ; Fri, 29 May 2020 08:43:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2CE622075A for ; Fri, 29 May 2020 08:43:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726150AbgE2Inz (ORCPT ); Fri, 29 May 2020 04:43:55 -0400 Received: from mga07.intel.com ([134.134.136.100]:55262 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725306AbgE2Iny (ORCPT ); Fri, 29 May 2020 04:43:54 -0400 IronPort-SDR: 4KEJRaU1gvY6R5LDBjf85J91M/15MmKzZC9SC/w6dcc80HjpELVXsS3xoMLm/TXVG/ZGO7CWnq XGI7KJtvmwMw== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2020 01:43:45 -0700 IronPort-SDR: t7ZaEPSmD2wb8Bht+VsXhBeIShu3zYq8vv8aNGADdkQk1f0JTS6aL8ahV2UPCVLZYwMvpKlEvy lkyrxhb245Zg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,448,1583222400"; d="scan'208";a="257283009" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by fmsmga008.fm.intel.com with SMTP; 29 May 2020 01:43:42 -0700 Received: by stinkbox (sSMTP sendmail emulation); Fri, 29 May 2020 11:43:41 +0300 Date: Fri, 29 May 2020 11:43:41 +0300 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= To: chenxb_99091@126.com Cc: Daniel Vetter , David Airlie , linux-kernel , dri-devel Subject: Re: Re:[PATCH] drm: fix setting of plane_mask in pan_display_atomic() function for linux-4.4 Message-ID: <20200529084341.GI6112@intel.com> References: <1590586407-4109-1-git-send-email-chenxb_99091@126.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1590586407-4109-1-git-send-email-chenxb_99091@126.com> X-Patchwork-Hint: comment User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 27, 2020 at 09:33:27PM +0800, chenxb_99091@126.com wrote: > From: Xuebing Chen > > On Mon, May 25, 2020 at 04:34:28PM +0200, Daniel Vetter wrote: > > On Sat, May 23, 2020 at 11:49:07AM +0800, chenxb_99091@126.com wrote: > > > From: Xuebing Chen > > > > > > The provides drm_for_each_plane_mask macro and > > > plane_mask is defined as bitmask of plane indices, such as > > > 1< > > in pan_display_atomic() function. > > > > > > Signed-off-by: Xuebing Chen > > > > What kernel is this patch against? Latest upstream doesn't have any such > > code anymore ... I'm assuming that Ville fixed this in one of his patches, > > but I can't find the right one just now. > > This bug is still present in the longterm-supported versions of kernel 4.4.y, > including the latest kernel v4.4.224, > See https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/?h=v4.4.224 See Documentation/process/stable-kernel-rules.rst on how to request a stable backport. -- Ville Syrjälä Intel