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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 9CD3BC433DB for ; Sat, 30 Jan 2021 09:04:39 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 0CA4E64E27 for ; Sat, 30 Jan 2021 09:04:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0CA4E64E27 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 2FC4A6B0005; Sat, 30 Jan 2021 04:04:38 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 2AD296B0006; Sat, 30 Jan 2021 04:04:38 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1C5226B006C; Sat, 30 Jan 2021 04:04:38 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0055.hostedemail.com [216.40.44.55]) by kanga.kvack.org (Postfix) with ESMTP id 03C446B0005 for ; Sat, 30 Jan 2021 04:04:37 -0500 (EST) Received: from smtpin10.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id BFA6F363B for ; Sat, 30 Jan 2021 09:04:37 +0000 (UTC) X-FDA: 77761855794.10.steam56_0a06bd2275af Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin10.hostedemail.com (Postfix) with ESMTP id 9B67916A0D1 for ; Sat, 30 Jan 2021 09:04:37 +0000 (UTC) X-HE-Tag: steam56_0a06bd2275af X-Filterd-Recvd-Size: 2140 Received: from szxga07-in.huawei.com (szxga07-in.huawei.com [45.249.212.35]) by imf45.hostedemail.com (Postfix) with ESMTP for ; Sat, 30 Jan 2021 09:04:36 +0000 (UTC) Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4DSSsf6G7Rz7d9g; Sat, 30 Jan 2021 17:03:02 +0800 (CST) Received: from huawei.com (10.175.104.175) by DGGEMS406-HUB.china.huawei.com (10.3.19.206) with Microsoft SMTP Server id 14.3.498.0; Sat, 30 Jan 2021 17:03:48 +0800 From: Miaohe Lin To: , CC: , , Subject: [PATCH] hugetlbfs: show pagesize in unit of GB if possible Date: Sat, 30 Jan 2021 04:03:39 -0500 Message-ID: <20210130090339.4378-1-linmiaohe@huawei.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.104.175] X-CFilter-Loop: Reflected Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hugepage size in unit of GB is supported. We could show pagesize in unit = of GB to make it more friendly to read. Also rework the calculation code of page size unit to make it more readable. Signed-off-by: Miaohe Lin --- fs/hugetlbfs/inode.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 3a08fbae3b53..40a9795f250a 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -1014,11 +1014,15 @@ static int hugetlbfs_show_options(struct seq_file= *m, struct dentry *root) if (sbinfo->max_inodes !=3D -1) seq_printf(m, ",nr_inodes=3D%lu", sbinfo->max_inodes); =20 - hpage_size /=3D 1024; - mod =3D 'K'; - if (hpage_size >=3D 1024) { - hpage_size /=3D 1024; + if (hpage_size >=3D SZ_1G) { + hpage_size /=3D SZ_1G; + mod =3D 'G'; + } else if (hpage_size >=3D SZ_1M) { + hpage_size /=3D SZ_1M; mod =3D 'M'; + } else { + hpage_size /=3D SZ_1K; + mod =3D 'K'; } seq_printf(m, ",pagesize=3D%lu%c", hpage_size, mod); if (spool) { --=20 2.19.1