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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 42730C6377A for ; Thu, 22 Jul 2021 02:17:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 184FB61264 for ; Thu, 22 Jul 2021 02:17:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230287AbhGVBgr (ORCPT ); Wed, 21 Jul 2021 21:36:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229932AbhGVBgq (ORCPT ); Wed, 21 Jul 2021 21:36:46 -0400 Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0036CC061575 for ; Wed, 21 Jul 2021 19:17:21 -0700 (PDT) Received: by mail-pj1-x102a.google.com with SMTP id bt15so4083300pjb.2 for ; Wed, 21 Jul 2021 19:17:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=07mq1tbTyL2EUpcAXYfDuJ/atzwMHIawr2ISlNOgil0=; b=fll3GwPr5G609VlObfTF3PBHdPewGkU5Y7oNH+VWKn/lzjN7EbWyM3Uf3+iyN2r4gj hgHYCiBbMCoZZOoPs2FhLDGRR1sJH7epGaZDjalcFdw8uqCd3g+/fe7sgf1+HB/1UYVB eHF6m8xxUGRHfhZW5GmOClGyh2JMJCnEbWSVP5qTnYQtQovVSTCUltkfNWHmkc7KHz6N rH+/xfr/inpgCniZt5DeTeNCKFrkWB9gJ1+G9A49LL/e4/OqqI38/ZMIXosYJGY2G4TL xiRDr87bZqYXe9b33xjiZcxRBgTspxxcsFZI2CJsPIs30D0FLfNW8I9mJ1u2pPjsZF+c L/xQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=07mq1tbTyL2EUpcAXYfDuJ/atzwMHIawr2ISlNOgil0=; b=AlmVhIrCpFs/dj+JVYzSpI+bzkevd2qJc6lcM8J53USRv6M47ym/i/qhVWgI3cWSYO eJQznPLQ1DqWpls2kTMSArImXz9mlEt/fqRiSKVntOYSrrVluP1vvpqjAx3RbTqmXF8n icRFxcW4uIklau8xT8JpE9i5g7keN09+/nXPTiSN6FBusH6BmdfABcKDVOiLrzfXKw+p imuQ+LqM6hWPyqMzdcccwwNHr6ih9vOkdXzdSNDbNjX4u5Kmb1mjLl3B/GWdkMHT6k7n iGq1rR2iO8R8LQmYHrNVt5hdAQl1Q1bAAhuX6srpuyniGhWA/VO0a1ItPclLucLrmr7w ZE0g== X-Gm-Message-State: AOAM531Cdh4sdXxcfQ4igfpWyNmV3Prtk4eeQtQRZsvKl+o543QnGr95 //vo8T+5wnGr9g0ODLwHzPQ= X-Google-Smtp-Source: ABdhPJya/laHEhbhnkuWT6LkpVzEG5xHxaJhq+pxOP5h+XehJ/ZBHvG0mQRxtrDKApw5VAPIbLrQVg== X-Received: by 2002:a62:be18:0:b029:318:df2e:c17c with SMTP id l24-20020a62be180000b0290318df2ec17cmr40104107pff.30.1626920241309; Wed, 21 Jul 2021 19:17:21 -0700 (PDT) Received: from vultr.guest ([141.164.41.4]) by smtp.gmail.com with ESMTPSA id b3sm1245448pju.47.2021.07.21.19.17.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jul 2021 19:17:20 -0700 (PDT) From: Changbin Du To: Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Changbin Du Subject: [PATCH] riscv: kexec: do not add '-mno-relax' flag if compiler doesn't support it Date: Thu, 22 Jul 2021 10:17:15 +0800 Message-Id: <20210722021715.127066-1-changbin.du@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The RISC-V special option '-mno-relax' which to disable linker relaxations is supported by GCC8+. For GCC7 and lower versions do not support this option. Fixes: fba8a8674f ("RISC-V: Add kexec support") Signed-off-by: Changbin Du --- arch/riscv/kernel/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/kernel/Makefile b/arch/riscv/kernel/Makefile index d3081e4d9600..3397ddac1a30 100644 --- a/arch/riscv/kernel/Makefile +++ b/arch/riscv/kernel/Makefile @@ -11,7 +11,7 @@ endif CFLAGS_syscall_table.o += $(call cc-option,-Wno-override-init,) ifdef CONFIG_KEXEC -AFLAGS_kexec_relocate.o := -mcmodel=medany -mno-relax +AFLAGS_kexec_relocate.o := -mcmodel=medany $(call cc-option,-mno-relax) endif extra-y += head.o -- 2.26.2