diff options
author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-08-14 05:48:32 (GMT) |
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committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-10-23 00:24:35 (GMT) |
commit | b7c0634204993d7c6678c852e4bd118426599111 (patch) | |
tree | 4934238a49a56aaa072b4dea79b836439be760d8 /fs/nilfs2 | |
parent | e912a5b66837ee89fb025e67b5efeaa11930c2ce (diff) | |
download | linux-fsl-qoriq-b7c0634204993d7c6678c852e4bd118426599111.tar.xz |
nilfs2: move inode count and block count into root object
This moves sbi->s_inodes_count and sbi->s_blocks_count into nilfs_root
object.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r-- | fs/nilfs2/inode.c | 4 | ||||
-rw-r--r-- | fs/nilfs2/sb.h | 2 | ||||
-rw-r--r-- | fs/nilfs2/segment.c | 4 | ||||
-rw-r--r-- | fs/nilfs2/super.c | 11 |
4 files changed, 10 insertions, 11 deletions
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c index 7e883d5..ca09e43 100644 --- a/fs/nilfs2/inode.c +++ b/fs/nilfs2/inode.c @@ -306,7 +306,7 @@ struct inode *nilfs_new_inode(struct inode *dir, int mode) goto failed_ifile_create_inode; /* reference count of i_bh inherits from nilfs_mdt_read_block() */ - atomic_inc(&sbi->s_inodes_count); + atomic_inc(&root->inodes_count); inode_init_owner(inode, dir, mode); inode->i_ino = ino; inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; @@ -715,7 +715,7 @@ void nilfs_evict_inode(struct inode *inode) end_writeback(inode); nilfs_ifile_delete_inode(ii->i_root->ifile, inode->i_ino); - atomic_dec(&NILFS_SB(sb)->s_inodes_count); + atomic_dec(&ii->i_root->inodes_count); nilfs_clear_inode(inode); diff --git a/fs/nilfs2/sb.h b/fs/nilfs2/sb.h index 50c418e..3cc3675 100644 --- a/fs/nilfs2/sb.h +++ b/fs/nilfs2/sb.h @@ -44,8 +44,6 @@ struct nilfs_sc_info; struct nilfs_sb_info { /* Snapshot status */ __u64 s_snapshot_cno; /* Checkpoint number */ - atomic_t s_inodes_count; - atomic_t s_blocks_count; /* Reserved (might be deleted) */ /* Mount options */ unsigned long s_mount_opt; diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 2a6b74e..b75306d 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -856,9 +856,9 @@ static int nilfs_segctor_fill_in_checkpoint(struct nilfs_sc_info *sci) raw_cp->cp_snapshot_list.ssl_next = 0; raw_cp->cp_snapshot_list.ssl_prev = 0; raw_cp->cp_inodes_count = - cpu_to_le64(atomic_read(&sbi->s_inodes_count)); + cpu_to_le64(atomic_read(&sci->sc_root->inodes_count)); raw_cp->cp_blocks_count = - cpu_to_le64(atomic_read(&sbi->s_blocks_count)); + cpu_to_le64(atomic_read(&sci->sc_root->blocks_count)); raw_cp->cp_nblk_inc = cpu_to_le64(sci->sc_nblk_inc + sci->sc_nblk_this_inc); raw_cp->cp_create = cpu_to_le64(sci->sc_seg_ctime); diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 87c5781..acfa74e 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -429,8 +429,9 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno, int curr_mnt, err = nilfs_read_inode_common(root->ifile, &raw_cp->cp_ifile_inode); if (unlikely(err)) goto failed_bh; - atomic_set(&sbi->s_inodes_count, le64_to_cpu(raw_cp->cp_inodes_count)); - atomic_set(&sbi->s_blocks_count, le64_to_cpu(raw_cp->cp_blocks_count)); + + atomic_set(&root->inodes_count, le64_to_cpu(raw_cp->cp_inodes_count)); + atomic_set(&root->blocks_count, le64_to_cpu(raw_cp->cp_blocks_count)); nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp); @@ -449,8 +450,8 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno, int curr_mnt, static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf) { struct super_block *sb = dentry->d_sb; - struct nilfs_sb_info *sbi = NILFS_SB(sb); - struct the_nilfs *nilfs = sbi->s_nilfs; + struct nilfs_root *root = NILFS_I(dentry->d_inode)->i_root; + struct the_nilfs *nilfs = root->nilfs; u64 id = huge_encode_dev(sb->s_bdev->bd_dev); unsigned long long blocks; unsigned long overhead; @@ -486,7 +487,7 @@ static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf) buf->f_bfree = nfreeblocks; buf->f_bavail = (buf->f_bfree >= nrsvblocks) ? (buf->f_bfree - nrsvblocks) : 0; - buf->f_files = atomic_read(&sbi->s_inodes_count); + buf->f_files = atomic_read(&root->inodes_count); buf->f_ffree = 0; /* nilfs_count_free_inodes(sb); */ buf->f_namelen = NILFS_NAME_LEN; buf->f_fsid.val[0] = (u32)id; |