Commit b08b12d2 authored Nov 18, 2016 by Chao Yu Committed by Jaegeuk Kim Nov 25, 2016

f2fs: fix incorrect free inode count in ->statfs

While calculating inode count that we can create at most in the left space,
we should consider space which data/node blocks occupied, since we create
data/node mixly in main area. So fix the wrong calculation in ->statfs.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

parent b4ceec29

fs/f2fs/super.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -852,7 +852,8 @@ static int f2fs_statfs(struct dentry dentry, struct kstatfs buf)
		buf->f_bavail = user_block_count - valid_user_blocks(sbi);

		buf->f_files = sbi->total_node_count - F2FS_RESERVED_NODE_NUM;
		buf->f_ffree = buf->f_files - valid_inode_count(sbi);
		buf->f_ffree = min(buf->f_files - valid_node_count(sbi),
		buf->f_bavail);

		buf->f_namelen = F2FS_NAME_LEN;
		buf->f_fsid.val[0] = (u32)id;

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