block_t start_blkaddr, end_blkaddr;
BUG_ON(blk_addr == NEW_ADDR);
- fofs = start_bidx_of_node(ofs_of_node(dn->node_page)) + dn->ofs_in_node;
+ fofs = start_bidx_of_node(ofs_of_node(dn->node_page), fi) +
+ dn->ofs_in_node;
/* Update the page address in the parent node */
__set_data_blkaddr(dn, blk_addr);
end_update:
write_unlock(&fi->ext.ext_lock);
sync_inode_page(dn);
- return;
}
struct page *find_data_page(struct inode *inode, pgoff_t index, bool sync)
if (PageUptodate(page))
return page;
- BUG_ON(dn.data_blkaddr == NEW_ADDR);
- BUG_ON(dn.data_blkaddr == NULL_ADDR);
+ /*
+ * A new dentry page is allocated but not able to be written, since its
+ * new inode page couldn't be allocated due to -ENOSPC.
+ * In such the case, its blkaddr can be remained as NEW_ADDR.
+ * see, f2fs_add_link -> get_new_data_page -> init_inode_metadata.
+ */
+ if (dn.data_blkaddr == NEW_ADDR) {
+ zero_user_segment(page, 0, PAGE_CACHE_SIZE);
+ SetPageUptodate(page);
+ return page;
+ }
err = f2fs_readpage(sbi, page, dn.data_blkaddr, READ_SYNC);
if (err)
unsigned int end_offset;
end_offset = IS_INODE(dn.node_page) ?
- ADDRS_PER_INODE :
+ ADDRS_PER_INODE(F2FS_I(inode)) :
ADDRS_PER_BLOCK;
clear_buffer_new(bh_result);