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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 6FB33C2BA83 for ; Fri, 14 Feb 2020 17:50:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 36FD520873 for ; Fri, 14 Feb 2020 17:50:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581702639; bh=VxGyWnEba5VNmYC+QZbrZ1DU0OE8ldnVhLLrAP06RRA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=vSqT60YoUYoRBlXp53YBgfJ3g9bwrRR3zoiDWp4Fg2kAHCoHSx0e1EOcsb6PdZUaW FcUeLF0g3Yb7MW9d84ymm5bTeq750icZk5W9bGR6A2r6MtBd0OvIEB3ry+Lgm7YgYV Ajts2/B34XXMP91oPJvM+dgui3P7M8i2UQNTVBso= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388444AbgBNP7E (ORCPT ); Fri, 14 Feb 2020 10:59:04 -0500 Received: from mail.kernel.org ([198.145.29.99]:43110 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388700AbgBNP6s (ORCPT ); Fri, 14 Feb 2020 10:58:48 -0500 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 842DC24682; Fri, 14 Feb 2020 15:58:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581695928; bh=VxGyWnEba5VNmYC+QZbrZ1DU0OE8ldnVhLLrAP06RRA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HaZeb9uP/2uHDIoi5Yr9k0Cfae9804QWQ3OS1274DO1j9S4HwwFx01ULqCgHaSY/I lwaJXCVpDrrYqfNeTVX2vo5G70N5ZYszPftXdOK+dnoiccCD7ZCJzf29d/S5OsDE5F TQAydFQcN6Rj38RsTg/1lBXNl/8XRpW9YY7rBf7o= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Michael Bringmann , Michael Ellerman , Sasha Levin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 5.5 464/542] powerpc/pseries/lparcfg: Fix display of Maximum Memory Date: Fri, 14 Feb 2020 10:47:36 -0500 Message-Id: <20200214154854.6746-464-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200214154854.6746-1-sashal@kernel.org> References: <20200214154854.6746-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore 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