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=-9.8 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,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 DE2F8C282DD for ; Wed, 8 Jan 2020 18:59:01 +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 B084820678 for ; Wed, 8 Jan 2020 18:59:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dFH5ng0B" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B084820678 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=bgA/LWdcYEF7bJ9kFBUOZX2x/f11m4mWOL7RAX3xZII=; b=dFH5ng0Bw48a8afYan24UXinuD rDaSmvlL5CsVAzeuW4PKY2VwYdlafS0mI7+yBwbcy9y62DVGaYM+UHyagnuo9Fsy3DfRBm+7HliBk HKVEcbySuIF03tzmLgUbAkWQ58CIspS3whA0t9wj5mKSWkFytgxpu+IFZO7lpfGnSjByRPskShRfm 2HaaD3UqpyxL/LJ+FI86BLtnV/HWfuKluH4lzeMIjZE479EvFoPfBo8J1Kzbo6NaRyKMSOWTkf/BZ HIMuga4ye9q1DtG750geLih19nmq9z0YlziDm2J/PxAadUOaUjVKjnoKnJawYcnswN+S9e5X0ro59 LXyfPqOw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ipGXf-0000nr-V6; Wed, 08 Jan 2020 18:58:55 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ipGVw-0007Td-De for linux-arm-kernel@lists.infradead.org; Wed, 08 Jan 2020 18:57:13 +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 B141C106F; Wed, 8 Jan 2020 10:57:07 -0800 (PST) Received: from lakrids.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 24D693F534; Wed, 8 Jan 2020 10:57:06 -0800 (PST) From: Mark Rutland To: linux-arm-kernel@lists.infradead.org, catalin.marinas@arm.com, will@kernel.org, james.morse@arm.com Subject: [PATCH 08/17] arm64: entry: Split el0_sync_compat from el0_sync Date: Wed, 8 Jan 2020 18:56:25 +0000 Message-Id: <20200108185634.1163-9-mark.rutland@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20200108185634.1163-1-mark.rutland@arm.com> References: <20200108185634.1163-1-mark.rutland@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200108_105708_525486_10678DCF X-CRM114-Status: UNSURE ( 8.68 ) X-CRM114-Notice: Please train this message. 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: mark.rutland@arm.com, keescook@chromium.org, maz@kernel.org, broonie@kernel.org, labbott@redhat.com, robin.murphy@arm.com, julien.thierry.kdev@gmail.com, alex.popov@linux.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 Currently we treat el0_sync_compat as-if it's a portion of el0_sync, which is unlike all the other exception entry stubs. Let's split it out and give it it's own ENDPROC(), so that we can treat it as a separate path entirely. Reported-by: Mark Brown Signed-off-by: Mark Rutland Cc: Catalin Marinas Cc: James Morse Cc: Will Deacon --- arch/arm64/kernel/entry.S | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index 0c5117ef7c3c..2c3de577f720 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -539,6 +539,7 @@ el0_sync: mov x0, sp bl el0_sync_handler b ret_to_user +ENDPROC(el0_sync) #ifdef CONFIG_COMPAT .align 6 @@ -547,7 +548,7 @@ el0_sync_compat: mov x0, sp bl el0_sync_compat_handler b ret_to_user -ENDPROC(el0_sync) +ENDPROC(el0_sync_compat) .align 6 el0_irq_compat: -- 2.11.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel