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=-9.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 4BD57C433E1 for ; Wed, 27 May 2020 06:35:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1752D2075A for ; Wed, 27 May 2020 06:35:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=flygoat.com header.i=@flygoat.com header.b="BuYK7QYL" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728721AbgE0Gfn (ORCPT ); Wed, 27 May 2020 02:35:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725613AbgE0Gfm (ORCPT ); Wed, 27 May 2020 02:35:42 -0400 Received: from vultr.net.flygoat.com (vultr.net.flygoat.com [IPv6:2001:19f0:6001:3633:5400:2ff:fe8c:553]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E10BFC061A0F; Tue, 26 May 2020 23:35:42 -0700 (PDT) Received: from localhost.localdomain (unknown [IPv6:2001:da8:20f:4430:250:56ff:fe9a:7470]) by vultr.net.flygoat.com (Postfix) with ESMTPSA id 2A9A120D16; Wed, 27 May 2020 06:35:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=flygoat.com; s=vultr; t=1590561342; bh=hN3UCNC1oAOyNQFrDq068mmAnFijUJCN0J4zaXVDdZo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BuYK7QYL1Uy/bZ4q2M9Kbcg6Uxcyfx9OFRVbKyI6MCVYJDfJei5BisT8IVUX1vdNY jhwj6IYNu2qDV4FCVT4Sb74pqOGxjwB8rRapEVBVA65gId93R4BXKBnBq5cEq02mWs X45pLMnPIMbGhPFOx+6lmw6jU96J+NB+To203pw4EalDngCSl6AFlPBDxTO8wgZV7r PxgiBZdzGmhJt2bGf8byn8Ugwlleeik3PXhbVLrg8i8thgw1kG88vgApVA6TqQTXOA rtOjQ5bJBXXK2s7Cz2kwLu7lIBlWR10+xCDrQAxhZ3Ofz2pqp1gKxk21dvnz/mTbC5 QBZhupk7DOdLg== From: Jiaxun Yang To: linux-mips@vger.kernel.org Cc: Jiaxun Yang , Thomas Bogendoerfer , Kees Cook , Borislav Petkov , Heiko Carstens , Fangrui Song , linux-kernel@vger.kernel.org Subject: [PATCH v2 1/3] MIPS: head.S: Always jump to kernel_entry at head of text Date: Wed, 27 May 2020 14:34:32 +0800 Message-Id: <20200527063438.391949-2-jiaxun.yang@flygoat.com> X-Mailer: git-send-email 2.27.0.rc0 In-Reply-To: <20200527063438.391949-1-jiaxun.yang@flygoat.com> References: <20200527063438.391949-1-jiaxun.yang@flygoat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Buggy loaders like early version of PMON2000 sometimes ignore elf_entry and goto start of text directly. That would help with dealing with these loaders. Signed-off-by: Jiaxun Yang --- arch/mips/kernel/head.S | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S index 3b02ffe46304..c7c2795837e7 100644 --- a/arch/mips/kernel/head.S +++ b/arch/mips/kernel/head.S @@ -69,7 +69,6 @@ EXPORT(_stext) -#ifdef CONFIG_BOOT_RAW /* * Give us a fighting chance of running if execution beings at the * kernel load address. This is needed because this platform does @@ -77,7 +76,6 @@ EXPORT(_stext) */ FEXPORT(__kernel_entry) j kernel_entry -#endif /* CONFIG_BOOT_RAW */ __REF -- 2.27.0.rc0