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=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 D4A05C35641 for ; Fri, 21 Feb 2020 08:30:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A10E820578 for ; Fri, 21 Feb 2020 08:30:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582273846; bh=VxGyWnEba5VNmYC+QZbrZ1DU0OE8ldnVhLLrAP06RRA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=b/CVs7dIc5nA3wZIXof/R/Kqjd+Usd62XFz/HQUG4LqRzWyIke0t4CaCe2pCnll0G +7H8yYfFbgBNQ5DgXAg/OUY6LP0fSipU7JZzVVyghePwkC6RWvig5cAOF683020Zyr y0E/g0s4l81JkujE/M1bc4QTAt4FscDPr+n6G/Hs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387413AbgBUIPo (ORCPT ); Fri, 21 Feb 2020 03:15:44 -0500 Received: from mail.kernel.org ([198.145.29.99]:52482 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387405AbgBUIPi (ORCPT ); Fri, 21 Feb 2020 03:15:38 -0500 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 71A0B2467B; Fri, 21 Feb 2020 08:15:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582272937; bh=VxGyWnEba5VNmYC+QZbrZ1DU0OE8ldnVhLLrAP06RRA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MaaPCfRoFfUN+62z89gSFXNzwY2K9qzJBy03nUQcI7b8brV9tG/9cOuPwqkTTOaIX F6dCDV5lG/eNgk1cAWDDI5A58ZejUA1g3aGIMuqngraY2Bf2DgpOPJBjR2tC3Kxq9L PBc4Gx7jURUBqqRXainZWZqwy/8PARM7L/HpP5uA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Michael Bringmann , Michael Ellerman , Sasha Levin Subject: [PATCH 5.4 295/344] powerpc/pseries/lparcfg: Fix display of Maximum Memory Date: Fri, 21 Feb 2020 08:41:34 +0100 Message-Id: <20200221072416.668300071@linuxfoundation.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200221072349.335551332@linuxfoundation.org> References: <20200221072349.335551332@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: Michael Bringmann [ Upstream commit f1dbc1c5c70d0d4c60b5d467ba941fba167c12f6 ] Correct overflow problem in calculation and display of Maximum Memory value to syscfg. Signed-off-by: Michael Bringmann [mpe: Only n_lmbs needs casting to unsigned long] Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/5577aef8-1d5a-ca95-ff0a-9c7b5977e5bf@linux.ibm.com Signed-off-by: Sasha Levin --- arch/powerpc/platforms/pseries/lparcfg.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/pseries/lparcfg.c b/arch/powerpc/platforms/pseries/lparcfg.c index e33e8bc4b69bd..38c306551f76b 100644 --- a/arch/powerpc/platforms/pseries/lparcfg.c +++ b/arch/powerpc/platforms/pseries/lparcfg.c @@ -435,10 +435,10 @@ static void maxmem_data(struct seq_file *m) { unsigned long maxmem = 0; - maxmem += drmem_info->n_lmbs * drmem_info->lmb_size; + maxmem += (unsigned long)drmem_info->n_lmbs * drmem_info->lmb_size; maxmem += hugetlb_total_pages() * PAGE_SIZE; - seq_printf(m, "MaxMem=%ld\n", maxmem); + seq_printf(m, "MaxMem=%lu\n", maxmem); } static int pseries_lparcfg_data(struct seq_file *m, void *v) -- 2.20.1