diff options
| -rw-r--r-- | fs/nilfs2/bmap.c | 11 | ||||
| -rw-r--r-- | fs/nilfs2/bmap.h | 3 | ||||
| -rw-r--r-- | fs/nilfs2/btree.c | 6 | ||||
| -rw-r--r-- | fs/nilfs2/direct.c | 4 | ||||
| -rw-r--r-- | fs/nilfs2/inode.c | 18 | ||||
| -rw-r--r-- | fs/nilfs2/nilfs.h | 2 | ||||
| -rw-r--r-- | include/linux/nilfs2_fs.h | 6 |
7 files changed, 29 insertions, 21 deletions
diff --git a/fs/nilfs2/bmap.c b/fs/nilfs2/bmap.c index 3ee67c67cc52..85447a2fab33 100644 --- a/fs/nilfs2/bmap.c +++ b/fs/nilfs2/bmap.c @@ -425,17 +425,6 @@ int nilfs_bmap_test_and_clear_dirty(struct nilfs_bmap *bmap) /* * Internal use only */ - -void nilfs_bmap_add_blocks(const struct nilfs_bmap *bmap, int n) -{ - inode_add_bytes(bmap->b_inode, (1 << bmap->b_inode->i_blkbits) * n); -} - -void nilfs_bmap_sub_blocks(const struct nilfs_bmap *bmap, int n) -{ - inode_sub_bytes(bmap->b_inode, (1 << bmap->b_inode->i_blkbits) * n); -} - __u64 nilfs_bmap_data_get_key(const struct nilfs_bmap *bmap, const struct buffer_head *bh) { diff --git a/fs/nilfs2/bmap.h b/fs/nilfs2/bmap.h index bde1c0aa2e15..40d9f453d31c 100644 --- a/fs/nilfs2/bmap.h +++ b/fs/nilfs2/bmap.h @@ -240,9 +240,6 @@ __u64 nilfs_bmap_data_get_key(const struct nilfs_bmap *, __u64 nilfs_bmap_find_target_seq(const struct nilfs_bmap *, __u64); __u64 nilfs_bmap_find_target_in_group(const struct nilfs_bmap *); -void nilfs_bmap_add_blocks(const struct nilfs_bmap *, int); -void nilfs_bmap_sub_blocks(const struct nilfs_bmap *, int); - /* Assume that bmap semaphore is locked. */ static inline int nilfs_bmap_dirty(const struct nilfs_bmap *bmap) diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c index 300c2bc00c3f..d451ae0e0bf3 100644 --- a/fs/nilfs2/btree.c +++ b/fs/nilfs2/btree.c @@ -1174,7 +1174,7 @@ static int nilfs_btree_insert(struct nilfs_bmap *btree, __u64 key, __u64 ptr) if (ret < 0) goto out; nilfs_btree_commit_insert(btree, path, level, key, ptr); - nilfs_bmap_add_blocks(btree, stats.bs_nblocks); + nilfs_inode_add_blocks(btree->b_inode, stats.bs_nblocks); out: nilfs_btree_free_path(path); @@ -1511,7 +1511,7 @@ static int nilfs_btree_delete(struct nilfs_bmap *btree, __u64 key) if (ret < 0) goto out; nilfs_btree_commit_delete(btree, path, level, dat); - nilfs_bmap_sub_blocks(btree, stats.bs_nblocks); + nilfs_inode_sub_blocks(btree->b_inode, stats.bs_nblocks); out: nilfs_btree_free_path(path); @@ -1776,7 +1776,7 @@ int nilfs_btree_convert_and_insert(struct nilfs_bmap *btree, return ret; nilfs_btree_commit_convert_and_insert(btree, key, ptr, keys, ptrs, n, di, ni, bh); - nilfs_bmap_add_blocks(btree, stats.bs_nblocks); + nilfs_inode_add_blocks(btree->b_inode, stats.bs_nblocks); return 0; } diff --git a/fs/nilfs2/direct.c b/fs/nilfs2/direct.c index 324d80c57518..82f4865e86dd 100644 --- a/fs/nilfs2/direct.c +++ b/fs/nilfs2/direct.c @@ -146,7 +146,7 @@ static int nilfs_direct_insert(struct nilfs_bmap *bmap, __u64 key, __u64 ptr) if (NILFS_BMAP_USE_VBN(bmap)) nilfs_bmap_set_target_v(bmap, key, req.bpr_ptr); - nilfs_bmap_add_blocks(bmap, 1); + nilfs_inode_add_blocks(bmap->b_inode, 1); } return ret; } @@ -168,7 +168,7 @@ static int nilfs_direct_delete(struct nilfs_bmap *bmap, __u64 key) if (!ret) { nilfs_bmap_commit_end_ptr(bmap, &req, dat); nilfs_direct_set_ptr(bmap, key, NILFS_BMAP_INVALID_PTR); - nilfs_bmap_sub_blocks(bmap, 1); + nilfs_inode_sub_blocks(bmap->b_inode, 1); } return ret; } diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c index 2534af8d2b5c..22a816ba3621 100644 --- a/fs/nilfs2/inode.c +++ b/fs/nilfs2/inode.c @@ -41,6 +41,24 @@ struct nilfs_iget_args { int for_gc; }; +void nilfs_inode_add_blocks(struct inode *inode, int n) +{ + struct nilfs_root *root = NILFS_I(inode)->i_root; + + inode_add_bytes(inode, (1 << inode->i_blkbits) * n); + if (root) + atomic_add(n, &root->blocks_count); +} + +void nilfs_inode_sub_blocks(struct inode *inode, int n) +{ + struct nilfs_root *root = NILFS_I(inode)->i_root; + + inode_sub_bytes(inode, (1 << inode->i_blkbits) * n); + if (root) + atomic_sub(n, &root->blocks_count); +} + /** * nilfs_get_block() - get a file block on the filesystem (callback function) * @inode - inode struct of the target file diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h index 45b1fd1d0245..03ba4d88083f 100644 --- a/fs/nilfs2/nilfs.h +++ b/fs/nilfs2/nilfs.h @@ -251,6 +251,8 @@ int nilfs_ioctl_prepare_clean_segments(struct the_nilfs *, struct nilfs_argv *, void **); /* inode.c */ +void nilfs_inode_add_blocks(struct inode *inode, int n); +void nilfs_inode_sub_blocks(struct inode *inode, int n); extern struct inode *nilfs_new_inode(struct inode *, int); extern void nilfs_free_inode(struct inode *); extern int nilfs_get_block(struct inode *, sector_t, struct buffer_head *, int); diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h index 3a65e5aa2d76..ae33ac2db62d 100644 --- a/include/linux/nilfs2_fs.h +++ b/include/linux/nilfs2_fs.h @@ -216,8 +216,10 @@ struct nilfs_super_block { * If there is a bit set in the incompatible feature set that the kernel * doesn't know about, it should refuse to mount the filesystem. */ +#define NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT 0x00000001ULL + #define NILFS_FEATURE_COMPAT_SUPP 0ULL -#define NILFS_FEATURE_COMPAT_RO_SUPP 0ULL +#define NILFS_FEATURE_COMPAT_RO_SUPP NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT #define NILFS_FEATURE_INCOMPAT_SUPP 0ULL /* @@ -509,7 +511,7 @@ struct nilfs_checkpoint { __le64 cp_create; __le64 cp_nblk_inc; __le64 cp_inodes_count; - __le64 cp_blocks_count; /* Reserved (might be deleted) */ + __le64 cp_blocks_count; /* Do not change the byte offset of ifile inode. To keep the compatibility of the disk format, |