Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751826AbeADBNL (ORCPT + 1 other); Wed, 3 Jan 2018 20:13:11 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:50029 "EHLO huawei.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751452AbeADBNK (ORCPT ); Wed, 3 Jan 2018 20:13:10 -0500 Subject: Re: [f2fs-dev] [PATCH 1/2] f2fs: show precise # of blocks that user/root can use To: Jaegeuk Kim , , References: <20180103185845.29953-1-jaegeuk@kernel.org> From: Chao Yu Message-ID: <71c112da-4e2b-71b2-164e-96524a4517c0@huawei.com> Date: Thu, 4 Jan 2018 09:12:52 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: <20180103185845.29953-1-jaegeuk@kernel.org> Content-Type: text/plain; charset="windows-1252" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.134.22.195] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: On 2018/1/4 2:58, Jaegeuk Kim wrote: > Let's show precise # of blocks that user/root can use through bavail and bfree > respectively. > > Signed-off-by: Jaegeuk Kim > --- > fs/f2fs/super.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c > index 0a820ba55b10..4c1c99cf54ef 100644 > --- a/fs/f2fs/super.c > +++ b/fs/f2fs/super.c > @@ -1005,9 +1005,9 @@ static int f2fs_statfs(struct dentry *dentry, struct kstatfs *buf) > buf->f_bsize = sbi->blocksize; > > buf->f_blocks = total_count - start_count; > - buf->f_bfree = user_block_count - valid_user_blocks(sbi) + ovp_count; Clean up unused ovp_count in this patch? Thanks, > - buf->f_bavail = user_block_count - valid_user_blocks(sbi) - > + buf->f_bfree = user_block_count - valid_user_blocks(sbi) - > sbi->current_reserved_blocks; > + buf->f_bavail = buf->f_bfree; > > avail_node_count = sbi->total_node_count - sbi->nquota_files - > F2FS_RESERVED_NODE_NUM; >