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=-8.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 54A48C43613 for ; Mon, 24 Jun 2019 09:59:40 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 2779321530 for ; Mon, 24 Jun 2019 09:59:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Irj2jt+/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2779321530 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=LqIF3whFTOJcAbhOpETXB8QgFdy9SlQ9UuCYDjupZ9M=; b=Irj2jt+/FN1x7Hh/BImhITGLty v+/NaoZkhu4+Hgc792bNfNPaF+ZiTS5eBV42rD0P7kcXlX35KbEo+Q/6bcgdHzkbtoOIXdHGfIh18 qe5hGKp2ygez/fOOtvPtCqZzcvWt8xO+vrL4aMeYJFtOGPOlLk+qNT4XTFAssQF1xl0mEEZtizWOI 0I8kn1afiQ7uKTlIAN83wIWE0znYGMN8ob5J03TwHMobrOtqEDMUIXUQefWkplrw6lZnIa61++/El FXGWOOjRNxKrjoFkUlRjJ4FJ4lBuqMnkjNF+MhI6lED5DqpxLv8ahuDWbewUEAOkTKXvZRSgYFj4/ QCB4KOHw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hfLlB-0007tg-Oa; Mon, 24 Jun 2019 09:59:37 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hfLi6-0005L8-HE for linux-arm-kernel@lists.infradead.org; Mon, 24 Jun 2019 09:56:28 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 164721500; Mon, 24 Jun 2019 02:56:26 -0700 (PDT) Received: from e121650-lin.cambridge.arm.com (e121650-lin.cambridge.arm.com [10.1.196.120]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id EC3213F71E; Mon, 24 Jun 2019 02:56:24 -0700 (PDT) From: Raphael Gault To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC V3 11/18] arm64: alternative: Mark .altinstr_replacement as containing executable instructions Date: Mon, 24 Jun 2019 10:55:41 +0100 Message-Id: <20190624095548.8578-12-raphael.gault@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190624095548.8578-1-raphael.gault@arm.com> References: <20190624095548.8578-1-raphael.gault@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190624_025626_675302_6BB84594 X-CRM114-Status: GOOD ( 10.43 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: julien.thierry@arm.com, peterz@infradead.org, catalin.marinas@arm.com, will.deacon@arm.com, Raphael Gault , jpoimboe@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Until now, the section .altinstr_replacement wasn't marked as containing executable instructions on arm64. This patch changes that so that it is coherent with what is done on x86. Signed-off-by: Raphael Gault --- arch/arm64/include/asm/alternative.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h index b9f8d787eea9..e9e6b81e3eb4 100644 --- a/arch/arm64/include/asm/alternative.h +++ b/arch/arm64/include/asm/alternative.h @@ -71,7 +71,7 @@ static inline void apply_alternatives_module(void *start, size_t length) { } ALTINSTR_ENTRY(feature,cb) \ ".popsection\n" \ " .if " __stringify(cb) " == 0\n" \ - ".pushsection .altinstr_replacement, \"a\"\n" \ + ".pushsection .altinstr_replacement, \"ax\"\n" \ "663:\n\t" \ newinstr "\n" \ "664:\n\t" \ -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel