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> /* > * vmalloc=size forces the vmalloc area to be exactly 'size' > * bytes. This can be used to increase (or decrease) the vmalloc > - * area - the default is 240m. > + * area - the default is 240MiB. > */ > static int __init early_vmalloc(char *arg) > { > @@ -1137,14 +1137,14 @@ static int __init early_vmalloc(char *arg) > > if (vmalloc_reserve < SZ_16M) { > vmalloc_reserve = SZ_16M; > - pr_warn("vmalloc area too small, limiting to %luMB\n", > + pr_warn("vmalloc area is too small, limiting to %luMiB\n", > vmalloc_reserve >> 20); > } > > vmalloc_max = VMALLOC_END - (PAGE_OFFSET + SZ_32M + VMALLOC_OFFSET); > if (vmalloc_reserve > vmalloc_max) { > vmalloc_reserve = vmalloc_max; > - pr_warn("vmalloc area is too big, limiting to %luMB\n", > + pr_warn("vmalloc area is too big, limiting to %luMiB\n", > vmalloc_reserve >> 20); > } > > -- > 2.20.1 > 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=-15.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 38060C2B9F7 for ; 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Fri, 28 May 2021 13:20:25 +0000 Received: from BY5PR11MB4241.namprd11.prod.outlook.com ([fe80::34b3:17c2:b1ad:286c]) by BY5PR11MB4241.namprd11.prod.outlook.com ([fe80::34b3:17c2:b1ad:286c%5]) with mapi id 15.20.4173.026; Fri, 28 May 2021 13:20:25 +0000 Subject: Re: [PATCH v2 6/6] ARM: use MiB for vmalloc sizes To: "Russell King (Oracle)" Cc: rppt@kernel.org, ardb@kernel.org, linus.walleij@linaro.org, akpm@linux-foundation.org, carver4lio@163.com, tiantao6@hisilicon.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20210518120633.GW12395@shell.armlinux.org.uk> From: "Xu, Yanfei" Message-ID: <0acfa653-1480-b474-8ad4-d3d7ef10bea5@windriver.com> Date: Fri, 28 May 2021 21:20:16 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [60.247.85.82] X-ClientProxiedBy: HK2PR02CA0193.apcprd02.prod.outlook.com (2603:1096:201:21::29) To BY5PR11MB4241.namprd11.prod.outlook.com (2603:10b6:a03:1ca::13) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [128.224.162.160] (60.247.85.82) by HK2PR02CA0193.apcprd02.prod.outlook.com (2603:1096:201:21::29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4173.20 via Frontend Transport; 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charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 5/28/21 6:11 PM, Russell King (Oracle) wrote: > [Please note: This e-mail is from an EXTERNAL e-mail address] > > Rather than using "m" (which is the unit of metres, or milli), and > "MB" in the printk statements, use MiB to make it clear that we are > talking about the power-of-2 megabytes, aka mebibytes. > > Signed-off-by: Russell King (Oracle) Reviewed-by: Yanfei Xu Regards, Yanfei > --- > arch/arm/mm/mmu.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c > index d52647b6261c..a96e9420ec2a 100644 > --- a/arch/arm/mm/mmu.c > +++ b/arch/arm/mm/mmu.c > @@ -1128,7 +1128,7 @@ static unsigned long __initdata vmalloc_size = 240 * SZ_1M; > /* > * vmalloc=size forces the vmalloc area to be exactly 'size' > * bytes. This can be used to increase (or decrease) the vmalloc > - * area - the default is 240m. > + * area - the default is 240MiB. > */ > static int __init early_vmalloc(char *arg) > { > @@ -1137,14 +1137,14 @@ static int __init early_vmalloc(char *arg) > > if (vmalloc_reserve < SZ_16M) { > vmalloc_reserve = SZ_16M; > - pr_warn("vmalloc area too small, limiting to %luMB\n", > + pr_warn("vmalloc area is too small, limiting to %luMiB\n", > vmalloc_reserve >> 20); > } > > vmalloc_max = VMALLOC_END - (PAGE_OFFSET + SZ_32M + VMALLOC_OFFSET); > if (vmalloc_reserve > vmalloc_max) { > vmalloc_reserve = vmalloc_max; > - pr_warn("vmalloc area is too big, limiting to %luMB\n", > + pr_warn("vmalloc area is too big, limiting to %luMiB\n", > vmalloc_reserve >> 20); > } > > -- > 2.20.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel