From: Jaegeuk Kim <jaegeuk@kernel.org>
To: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [PATCH 1/2 v2] f2fs: show precise # of blocks that user/root can use
Date: Wed, 3 Jan 2018 22:50:50 -0800 [thread overview]
Message-ID: <20180104065050.GA54234@jaegeuk-macbookpro.roam.corp.google.com> (raw)
In-Reply-To: <20180103185845.29953-1-jaegeuk@kernel.org>
Let's show precise # of blocks that user/root can use through bavail and bfree
respectively.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
Change log from v1:
- clean up obsolete values
fs/f2fs/super.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 0a820ba55b10..f1300cda6bfd 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -994,20 +994,19 @@ static int f2fs_statfs(struct dentry *dentry, struct kstatfs *buf)
struct super_block *sb = dentry->d_sb;
struct f2fs_sb_info *sbi = F2FS_SB(sb);
u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
- block_t total_count, user_block_count, start_count, ovp_count;
+ block_t total_count, user_block_count, start_count;
u64 avail_node_count;
total_count = le64_to_cpu(sbi->raw_super->block_count);
user_block_count = sbi->user_block_count;
start_count = le32_to_cpu(sbi->raw_super->segment0_blkaddr);
- ovp_count = SM_I(sbi)->ovp_segments << sbi->log_blocks_per_seg;
buf->f_type = F2FS_SUPER_MAGIC;
buf->f_bsize = sbi->blocksize;
buf->f_blocks = total_count - start_count;
- buf->f_bfree = user_block_count - valid_user_blocks(sbi) + ovp_count;
- 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;
--
2.15.0.531.g2ccb3012c9-goog
next prev parent reply other threads:[~2018-01-04 6:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-03 18:58 [PATCH 1/2] " Jaegeuk Kim
2018-01-03 18:58 ` [PATCH 2/2] f2fs: add reserved blocks for root user Jaegeuk Kim
2018-01-04 6:51 ` [PATCH 2/2 v2] " Jaegeuk Kim
2018-01-04 7:21 ` [f2fs-dev] " Chao Yu
2018-01-05 4:43 ` [PATCH 2/2 v3] " Jaegeuk Kim
2018-01-05 8:04 ` [f2fs-dev] [PATCH 2/2] " Yunlong Song
2018-01-04 1:12 ` [f2fs-dev] [PATCH 1/2] f2fs: show precise # of blocks that user/root can use Chao Yu
2018-01-04 6:50 ` Jaegeuk Kim [this message]
2018-01-04 7:20 ` [f2fs-dev] [PATCH 1/2 v2] " Chao Yu
2018-01-05 7:05 ` [f2fs-dev] [PATCH 1/2] " Yunlong Song
2018-01-08 11:23 ` Chao Yu
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