diff options
Diffstat (limited to 'fs/udf/inode.c')
| -rw-r--r-- | fs/udf/inode.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c index 084b1f319713..b2bad81a253e 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -215,6 +215,21 @@ static int udf_writepages(struct address_space *mapping, return write_cache_pages(mapping, wbc, udf_adinicb_writepage, NULL); } +static void udf_adinicb_readpage(struct page *page) +{ + struct inode *inode = page->mapping->host; + char *kaddr; + struct udf_inode_info *iinfo = UDF_I(inode); + loff_t isize = i_size_read(inode); + + kaddr = kmap_atomic(page); + memcpy(kaddr, iinfo->i_data + iinfo->i_lenEAttr, isize); + memset(kaddr + isize, 0, PAGE_SIZE - isize); + flush_dcache_page(page); + SetPageUptodate(page); + kunmap_atomic(kaddr); +} + static int udf_read_folio(struct file *file, struct folio *folio) { struct udf_inode_info *iinfo = UDF_I(file_inode(file)); |