Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 4203e9fb authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: show precise # of blocks that user/root can use 



Let's show precise # of blocks that user/root can use through bavail and bfree
respectively.

Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 47dc1372

fs/f2fs/super.c

+3 −4
Original line number Diff line number Diff line
@@ -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;