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,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 51D7EC433DF for ; Fri, 5 Jun 2020 14:24:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 288BD2074B for ; Fri, 5 Jun 2020 14:24:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591367095; bh=6lfb7wQDy8XOEZ/WYA0tSYBztD39KIGmFvRx0mhnJ4I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=y4httkOXRx2wib1sCwb4P1ylsHxPq70FesKu+Kgs5XfKzCNYislMehquuW/jaUt+T BKckL+3rS47+MdjclpAcaxkvr7aty9gHBUpa3ffLJ+sT7iC45OgLUl1RV68G7fSk/L 4bWx6+ACvF758Q+tiOovvz4J9ZBrLTdC1fUWo+Rs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728842AbgFEOYx (ORCPT ); Fri, 5 Jun 2020 10:24:53 -0400 Received: from mail.kernel.org ([198.145.29.99]:46490 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728395AbgFEORJ (ORCPT ); Fri, 5 Jun 2020 10:17:09 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DB88D206A2; Fri, 5 Jun 2020 14:17:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591366628; bh=6lfb7wQDy8XOEZ/WYA0tSYBztD39KIGmFvRx0mhnJ4I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kJC5i0fRBni/Jaa/ZSHcdbEMqnrx2NjyCZedG1jSCAzx6km+p3by6OxxplNtz/RsT 99b2TU7kmz2/GebFXK7xtmpFvlkhsvLaVvtDetX9QYo+Vq/piwsskT7ro8SNE1yZF1 stLPuF9yvEYYfssRIpt5sB5L84VCZgIaEAXhjYAc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Paul Greco , Eugeniy Paltsev , Vineet Gupta , Sasha Levin Subject: [PATCH 5.6 03/43] ARC: Fix ICCM & DCCM runtime size checks Date: Fri, 5 Jun 2020 16:14:33 +0200 Message-Id: <20200605140152.683629598@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200605140152.493743366@linuxfoundation.org> References: <20200605140152.493743366@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Eugeniy Paltsev [ Upstream commit 43900edf67d7ef3ac8909854d75b8a1fba2d570c ] As of today the ICCM and DCCM size checks are incorrectly using mismatched units (KiB checked against bytes). The CONFIG_ARC_DCCM_SZ and CONFIG_ARC_ICCM_SZ are in KiB, but the size calculated in runtime and stored in cpu->dccm.sz and cpu->iccm.sz is in bytes. Fix that. Reported-by: Paul Greco Signed-off-by: Eugeniy Paltsev Signed-off-by: Vineet Gupta Signed-off-by: Sasha Levin --- arch/arc/kernel/setup.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index aa41af6ef4ac..efdedf83b954 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -409,12 +410,12 @@ static void arc_chk_core_config(void) if ((unsigned int)__arc_dccm_base != cpu->dccm.base_addr) panic("Linux built with incorrect DCCM Base address\n"); - if (CONFIG_ARC_DCCM_SZ != cpu->dccm.sz) + if (CONFIG_ARC_DCCM_SZ * SZ_1K != cpu->dccm.sz) panic("Linux built with incorrect DCCM Size\n"); #endif #ifdef CONFIG_ARC_HAS_ICCM - if (CONFIG_ARC_ICCM_SZ != cpu->iccm.sz) + if (CONFIG_ARC_ICCM_SZ * SZ_1K != cpu->iccm.sz) panic("Linux built with incorrect ICCM Size\n"); #endif -- 2.25.1