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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 88608C77B78 for ; Wed, 26 Apr 2023 17:44:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239054AbjDZRow (ORCPT ); Wed, 26 Apr 2023 13:44:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34608 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239049AbjDZRor (ORCPT ); Wed, 26 Apr 2023 13:44:47 -0400 Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81F9D1FDE for ; Wed, 26 Apr 2023 10:44:46 -0700 (PDT) Received: by mail-wr1-x429.google.com with SMTP id ffacd0b85a97d-2f9b9aa9d75so4772233f8f.0 for ; Wed, 26 Apr 2023 10:44:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1682531085; x=1685123085; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :from:to:cc:subject:date:message-id:reply-to; bh=K8jM2knRGN9BYsAyJBymJ0PdQVU0ygOmY27Y7/+qCDI=; b=dGNfBKb9cOspje21udAgXEAc23Tc4Z72X3t8ZVn2jE+rKhLcPb1xK5ro/DO1MAuRqm sbZZu2SQqlPJgJdpUHOhBxXY0L87NZsXNBhgZfRx/ZSywy1gaI/a2gkZOnjwdnQ39z9w 4qxs8ss/9Bztm4JDUYEloRLQuBR0oVgPJ1vdc7BvBIME3an1PvbAFmSfuGmBKelDDQAT jn1bSrxxcJUaoy5XKd2HaBXRhHO6euuvR9COlgAtpTvN6Q3mSdSnswucBKXkXyx6L4K7 M0TZUM5TkBIUyJA3fkYnZEfe1w/eOaXdmNp3E0N8TqYQG+q8ZFW94hZllEUSPP/6xitg 98YQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682531085; x=1685123085; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=K8jM2knRGN9BYsAyJBymJ0PdQVU0ygOmY27Y7/+qCDI=; b=gxmeplxbAymX9Qc8wCR19mnJKT9qpfozgY/tqPE6oxClUPFpB1ZQ5rmJ1eGjzvPv7Q R0bKtFojwYRhV4zGaSBcnZNlBjs/iZfFQVE1QVOmzJxMt+1rnmebmmZnchFRyJSxGD+7 QglXIjPtE1ptrCSt62/bQg+ujmLy9RsNC99F2CzyluTQYodo0YfTt+R7nv9d1jtAcd5v mE0QHuX6DWXG7I4+oKFxqOGszgP0je33Xja5jLkkSpHpKYjyvqHDNKHKSKKPNZ2YZhZM IuHXo9IuWi/cPTaJ/Elr3uZS+zwTvb8ZSGTKRSO3HhM3AdlCKzocO4nUGKQWoJqBk+8F Myig== X-Gm-Message-State: AC+VfDyqfmsmxHJbDLpCRgnCTibDJdzT8jE4tpkC5Z+TCLlXjBXO2K4N lWssx8tjtrEDQzU68eBy//E= X-Google-Smtp-Source: ACHHUZ4cBwzwg8x4y5GrjX4A4GxBkfNdMxrAR8PRw2iXL2mzOpOy62rGGFU55CDvMzPtE6tS8QYQVA== X-Received: by 2002:a5d:6610:0:b0:304:7bbe:87f7 with SMTP id n16-20020a5d6610000000b003047bbe87f7mr6871658wru.58.1682531084849; Wed, 26 Apr 2023 10:44:44 -0700 (PDT) Received: from debian ([63.135.72.41]) by smtp.gmail.com with ESMTPSA id b2-20020adff902000000b00304aba2cfcbsm55744wrr.7.2023.04.26.10.44.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Apr 2023 10:44:44 -0700 (PDT) Date: Wed, 26 Apr 2023 18:44:42 +0100 From: "Sudip Mukherjee (Codethink)" To: Thomas =?iso-8859-1?Q?Hellstr=F6m?= , Christian Koenig , Huang Rui , David Airlie , Daniel Vetter Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Linus Torvalds Subject: mainline build failure due to 322458c2bb1a ("drm/ttm: Reduce the number of used allocation orders for TTM pages") Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi All, The latest mainline kernel branch fails to build powerpc allmodconfig with the error: drivers/gpu/drm/ttm/ttm_pool.c:73:29: error: variably modified 'global_write_combined' at file scope 73 | static struct ttm_pool_type global_write_combined[TTM_DIM_ORDER]; | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/ttm/ttm_pool.c:74:29: error: variably modified 'global_uncached' at file scope 74 | static struct ttm_pool_type global_uncached[TTM_DIM_ORDER]; | ^~~~~~~~~~~~~~~ drivers/gpu/drm/ttm/ttm_pool.c:76:29: error: variably modified 'global_dma32_write_combined' at file scope 76 | static struct ttm_pool_type global_dma32_write_combined[TTM_DIM_ORDER]; | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/ttm/ttm_pool.c:77:29: error: variably modified 'global_dma32_uncached' at file scope 77 | static struct ttm_pool_type global_dma32_uncached[TTM_DIM_ORDER]; | ^~~~~~~~~~~~~~~~~~~~~ git bisect pointed to 322458c2bb1a ("drm/ttm: Reduce the number of used allocation orders for TTM pages") I will be happy to test any patch or provide any extra log if needed. -- Regards Sudip