From patchwork Mon Nov 2 01:43:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Rothwell X-Patchwork-Id: 11872825 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=-9.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 EE201C2D0A3 for ; Mon, 2 Nov 2020 01:43:41 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4E8492225E for ; Mon, 2 Nov 2020 01:43:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="qJJ77BWK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4E8492225E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=canb.auug.org.au Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 205706E13C; Mon, 2 Nov 2020 01:43:35 +0000 (UTC) Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9D0E56E101; Mon, 2 Nov 2020 01:43:33 +0000 (UTC) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4CPbKX75Bbz9sVM; Mon, 2 Nov 2020 12:43:28 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1604281410; bh=UZJnKassjurkUYFn1LtRDB9BZRJJwQe2Tnjaoo+5sn4=; h=Date:From:To:Cc:Subject:From; b=qJJ77BWKgBSEYT1T0APFfbFUmxFDp1zG+Xl0da8byynuYDWHynqj2B3frfb6OIj1I BZkDmLDZACg3kYkE6Bnl+1CVlTbGKvii/aJT4rrz3oxQUbXrQgoabudv0QqA3e9/85 cP8KSzulqTqbVH6a/4/U5NHS2H+V1S6mNizZJ8N6l2AONn6AlG4mzBiiRRyDWGJdCx udpa7J9FmDXxP/yDS+Q13Uo1ubpKKCPNEu737132g75XlevRlrySViqUEYa7ADM/L7 LbkM8OQffJmpFnWLc7Ljtpva2YOkbQC67ONYcC5MHfKWOmbgF0oRusuDuicdWZuaN/ 5KKSxL0Np484A== Date: Mon, 2 Nov 2020 12:43:27 +1100 From: Stephen Rothwell To: Daniel Vetter , Intel Graphics , DRI Message-ID: <20201102124327.2f82b2a7@canb.auug.org.au> MIME-Version: 1.0 Subject: [Intel-gfx] linux-next: build failure after merge of the drm-misc tree X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux Kernel Mailing List , Linux Next Mailing List , Joerg Roedel , Christian =?utf-8?b?S8O2bmln?= , "Michael S. Tsirkin" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Hi all, After merging the drm-misc tree, today's linux-next build (arm multi_v7_defconfig) failed like this: In file included from drivers/gpu/drm/nouveau/nouveau_ttm.c:26: include/linux/swiotlb.h: In function 'swiotlb_max_mapping_size': include/linux/swiotlb.h:99:9: error: 'SIZE_MAX' undeclared (first use in this function) 99 | return SIZE_MAX; | ^~~~~~~~ include/linux/swiotlb.h:7:1: note: 'SIZE_MAX' is defined in header ''; did you forget to '#include '? 6 | #include +++ |+#include 7 | #include include/linux/swiotlb.h:99:9: note: each undeclared identifier is reported only once for each function it appears in 99 | return SIZE_MAX; | ^~~~~~~~ Caused by commit abe420bfae52 ("swiotlb: Introduce swiotlb_max_mapping_size()") but only exposed by commit 4dbafbd30aef ("drm/nouveu: fix swiotlb include") I applied the following fix for today: From: Stephen Rothwell Date: Mon, 2 Nov 2020 12:34:57 +1100 Subject: [PATCH] swiotlb: using SIZE_MAX needs limits.h included Fixes: abe420bfae52 ("swiotlb: Introduce swiotlb_max_mapping_size()") Signed-off-by: Stephen Rothwell Acked-by: Michael S. Tsirkin --- include/linux/swiotlb.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 513913ff7486..ed9de7855d3b 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -5,6 +5,9 @@ #include #include #include +#ifndef CONFIG_SWIOTLB +#include +#endif struct device; struct page;