From: Chao Yu Date: Fri, 18 Nov 2016 14:27:41 +0000 (+0800) Subject: f2fs: fix incorrect free inode count in ->statfs X-Git-Tag: v4.14-rc1~1902^2~11 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b08b12d2ddc85b977a0531470cf6a7158289aaaf;p=platform%2Fkernel%2Flinux-rpi.git 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 Signed-off-by: Jaegeuk Kim --- diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 4ccbb86..2852a0b 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -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;