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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,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 303FAC433E0 for ; Thu, 28 May 2020 11:58:10 +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 0680B216C4 for ; Thu, 28 May 2020 11:58:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="pt8yroH2"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="piGuzNpp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0680B216C4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-snps-arc-bounces+linux-snps-arc=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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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:In-Reply-To:References: List-Owner; bh=fMcIAe7SF55VA7m4kzb0LHQBGEwj+McRrJYIlQZ1k5A=; b=pt8yroH2gccT/3 8/kZEXCU1WiRW5/3XfhXh87O+ySPaoRrt/dZhzo4vfd1CkBkzzWxcSDMKvDkWV6M//qH/gTl08cOp N3QeVOSile7EEQZjarFf8PiThF0f0X/ggjLFjuu7LrP2sKIc5F5/H+vZlRm2JO6ROAYMiC6BbLhV1 ViKTq2johEY2MdrFWrZDOfT59KDoiNbKBO4d/+7lKEkgYfVzyrNX5/Pr5pRZ9P9iE0dyH+efjxKtL YKWxKOiEDKGU9xnL2AEo9rSWg+gHiM6GQytgaHfrDD1s0AOxI10W8U5U/FThf9WzWbnH3p5zTSRY5 kdcqFefbF/in6fSY4Dng==; 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 1jeHAn-0003zA-4D; Thu, 28 May 2020 11:58:09 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeHAh-0003tz-Su for linux-snps-arc@lists.infradead.org; Thu, 28 May 2020 11:58:07 +0000 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7D8F421655; Thu, 28 May 2020 11:58:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590667082; bh=EbX82Yzt8Q0VSvMLZGGbjmMR+0pvA1lN1B3Jn3//PhY=; h=From:To:Cc:Subject:Date:From; b=piGuzNpp6sdsn3O+7188R25mgF8wHRj0Yxy+oO9qLE+DvwtMn8kdT8a1C3ICEeZSv YpJuBidT+18SdL0VX8rGADI7OMyI24ozR4/5Wh5t+8KRK0DJziHeu2h8HlmAZBL/tq K7u8oqgfvmk3IWrIPMfGQXP09k2AyW3K2SV1iTfM= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 4.9 1/9] ARC: Fix ICCM & DCCM runtime size checks Date: Thu, 28 May 2020 07:57:52 -0400 Message-Id: <20200528115800.1406703-1-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200528_045804_073333_F5CA93B7 X-CRM114-Status: UNSURE ( 9.40 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-snps-arc@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on Synopsys ARC Processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Greco , Vineet Gupta , linux-snps-arc@lists.infradead.org, Eugeniy Paltsev , Sasha Levin Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-snps-arc" Errors-To: linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.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 9f96120eee6e..82464fae7772 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -333,12 +334,12 @@ 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 _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc