From patchwork Fri Nov 3 16:01:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yuan Tan X-Patchwork-Id: 13444653 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 435AAC4332F for ; Fri, 3 Nov 2023 16:02:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344318AbjKCQCS (ORCPT ); Fri, 3 Nov 2023 12:02:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45624 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344745AbjKCQCR (ORCPT ); Fri, 3 Nov 2023 12:02:17 -0400 Received: from bg4.exmail.qq.com (bg4.exmail.qq.com [43.155.65.254]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37180D4E; Fri, 3 Nov 2023 09:02:13 -0700 (PDT) X-QQ-mid: bizesmtp66t1699027320t0x8xgof Received: from main2-ubuntu.tail147f4.ts.net ( [202.201.15.117]) by bizesmtp.qq.com (ESMTP) with id ; Sat, 04 Nov 2023 00:01:57 +0800 (CST) X-QQ-SSF: 01200000000000B06000000A0000000 X-QQ-FEAT: WQH7Uj+YMzXZTIeeYrzzH5itva0gXKImwAhNhNH+6I4DrfveqC5LRL/AcrFVZ 2/7bONsuYtIn2ySjQU5hL5gWFOT7EvhlXQ1iFCFG8OaKZP82pUKHeAwChH+M65VreM8t5le MEaIGsQTivG4RvqDkHbOYJyCINDKGWbhCKa0dUgjtXcRjNQmYo+pBt7KJc23OgX11rPo9HH eolIdA7eZrnIQZKidwNzLUodbR1P5fT1YDTe/GJ96w1sqVpiiORBTxHvJJR8fCReTgImbhn xk8Hctv3kJsMKpvxmjJqlVVP2vs4VDq6gBW71Z2pzucXzcbSYEcpsDNDwo0ITDvRO3EglyR gZFh+VYSI8gOs/YSPsMhwdqkvgrOUqcnzKKQlenAv7mO2o1OXg= X-QQ-GoodBg: 0 X-BIZMAIL-ID: 8381555887930633905 From: Yuan Tan To: falcon@tinylab.org, arnd@arndb.de, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-riscv@lists.infradead.org, luc.vanoostenryck@gmail.com, linux-sparse@vger.kernel.org Cc: linux@weissschuh.net, palmer@rivosinc.com, paul.walmsley@sifive.com, paulburton@kernel.org, paulmck@kernel.org, tim.bird@sony.com, tsbogend@alpha.franken.de, w@1wt.eu, tanyuan@tinylab.org, i@maskray.me Subject: [PATCH v1 09/14] DCE/DSE: inhibit .size directive for SHF_GROUP Date: Sat, 4 Nov 2023 00:01:55 +0800 Message-Id: <7807078d4612beaa3f450df9f3f3cf70b2bccb4a.1699025537.git.tanyuan@tinylab.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:tinylab.org:qybglogicsvrgz:qybglogicsvrgz5a-1 Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org .size directive fails in some functions with SHF_GROUP, this is not really required for normal building, inhibit it to silence the compiling failures with SHF_GROUP. Signed-off-by: Yuan Tan Signed-off-by: Zhangjin Wu --- Makefile | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Makefile b/Makefile index a4e522b747cb..f67b6e8d2c45 100644 --- a/Makefile +++ b/Makefile @@ -936,6 +936,9 @@ endif # `rustc`'s `-Zfunction-sections` applies to data too (as of 1.59.0). ifdef CONFIG_LD_DEAD_CODE_DATA_ELIMINATION KBUILD_CFLAGS_KERNEL += -ffunction-sections -fdata-sections +ifdef CONFIG_SECTION_SHF_GROUP_SUPPORT +KBUILD_CFLAGS_KERNEL += -finhibit-size-directive +endif KBUILD_RUSTFLAGS_KERNEL += -Zfunction-sections=y LDFLAGS_vmlinux += --gc-sections ifdef CONFIG_LD_DEAD_CODE_DATA_ELIMINATION_DEBUG