diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h index 4aadadcfab20178d734ad395c1448676603a01b8..de5e4f2adfeac9d07ba2539a8098b44cc9781580 100644 --- a/fs/btrfs/btrfs_inode.h +++ b/fs/btrfs/btrfs_inode.h @@ -185,6 +185,9 @@ struct btrfs_inode { struct btrfs_delayed_node *delayed_node; + /* File creation time. */ + struct timespec i_otime; + struct inode vfs_inode; }; diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index 116eb4bed8d3855d20a66a007a459bb20d5b54f5..82f0c7c954747363859fff768917f34ec67765ab 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -1769,6 +1769,11 @@ static void fill_stack_inode_item(struct btrfs_trans_handle *trans, inode->i_ctime.tv_sec); btrfs_set_stack_timespec_nsec(&inode_item->ctime, inode->i_ctime.tv_nsec); + + btrfs_set_stack_timespec_sec(&inode_item->otime, + BTRFS_I(inode)->i_otime.tv_sec); + btrfs_set_stack_timespec_nsec(&inode_item->otime, + BTRFS_I(inode)->i_otime.tv_nsec); } int btrfs_fill_inode(struct inode *inode, u32 *rdev) @@ -1810,6 +1815,11 @@ int btrfs_fill_inode(struct inode *inode, u32 *rdev) inode->i_ctime.tv_sec = btrfs_stack_timespec_sec(&inode_item->ctime); inode->i_ctime.tv_nsec = btrfs_stack_timespec_nsec(&inode_item->ctime); + BTRFS_I(inode)->i_otime.tv_sec = + btrfs_stack_timespec_sec(&inode_item->otime); + BTRFS_I(inode)->i_otime.tv_nsec = + btrfs_stack_timespec_nsec(&inode_item->otime); + inode->i_generation = BTRFS_I(inode)->generation; BTRFS_I(inode)->index_cnt = (u64)-1; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 575164d802afd393793b77a58878956c04685648..b0292333fd848631966b62174cb05ae5d7fd37d4 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3535,6 +3535,11 @@ static void btrfs_read_locked_inode(struct inode *inode) inode->i_ctime.tv_sec = btrfs_timespec_sec(leaf, &inode_item->ctime); inode->i_ctime.tv_nsec = btrfs_timespec_nsec(leaf, &inode_item->ctime); + BTRFS_I(inode)->i_otime.tv_sec = + btrfs_timespec_sec(leaf, &inode_item->otime); + BTRFS_I(inode)->i_otime.tv_nsec = + btrfs_timespec_nsec(leaf, &inode_item->otime); + inode_set_bytes(inode, btrfs_inode_nbytes(leaf, inode_item)); BTRFS_I(inode)->generation = btrfs_inode_generation(leaf, inode_item); BTRFS_I(inode)->last_trans = btrfs_inode_transid(leaf, inode_item); @@ -3669,6 +3674,11 @@ static void fill_inode_item(struct btrfs_trans_handle *trans, btrfs_set_token_timespec_nsec(leaf, &item->ctime, inode->i_ctime.tv_nsec, &token); + btrfs_set_token_timespec_sec(leaf, &item->otime, + BTRFS_I(inode)->i_otime.tv_sec, &token); + btrfs_set_token_timespec_nsec(leaf, &item->otime, + BTRFS_I(inode)->i_otime.tv_nsec, &token); + btrfs_set_token_inode_nbytes(leaf, item, inode_get_bytes(inode), &token); btrfs_set_token_inode_generation(leaf, item, BTRFS_I(inode)->generation, @@ -5260,7 +5270,10 @@ static struct inode *new_simple_dir(struct super_block *s, inode->i_op = &btrfs_dir_ro_inode_operations; inode->i_fop = &simple_dir_operations; inode->i_mode = S_IFDIR | S_IRUGO | S_IWUSR | S_IXUGO; - inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; + inode->i_mtime = CURRENT_TIME; + inode->i_atime = inode->i_mtime; + inode->i_ctime = inode->i_mtime; + BTRFS_I(inode)->i_otime = inode->i_mtime; return inode; } @@ -5828,7 +5841,12 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans, inode_init_owner(inode, dir, mode); inode_set_bytes(inode, 0); - inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME; + + inode->i_mtime = CURRENT_TIME; + inode->i_atime = inode->i_mtime; + inode->i_ctime = inode->i_mtime; + BTRFS_I(inode)->i_otime = inode->i_mtime; + inode_item = btrfs_item_ptr(path->nodes[0], path->slots[0], struct btrfs_inode_item); memset_extent_buffer(path->nodes[0], 0, (unsigned long)inode_item, @@ -8577,6 +8595,9 @@ struct inode *btrfs_alloc_inode(struct super_block *sb) ei->delayed_node = NULL; + ei->i_otime.tv_sec = 0; + ei->i_otime.tv_nsec = 0; + inode = &ei->vfs_inode; extent_map_tree_init(&ei->extent_tree); extent_io_tree_init(&ei->io_tree, &inode->i_data);