diff options
Diffstat (limited to 'fs/iomap')
| -rw-r--r-- | fs/iomap/buffered-io.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index b1ded5204d1c..47cf558244f4 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -893,19 +893,23 @@ EXPORT_SYMBOL_GPL(iomap_file_unshare); static s64 __iomap_zero_iter(struct iomap_iter *iter, loff_t pos, u64 length) { + struct folio *folio; struct page *page; int status; - unsigned offset = offset_in_page(pos); + size_t offset; unsigned bytes = min_t(u64, UINT_MAX, length); status = iomap_write_begin(iter, pos, bytes, &page); if (status) return status; - if (bytes > PAGE_SIZE - offset) - bytes = PAGE_SIZE - offset; + folio = page_folio(page); + + offset = offset_in_folio(folio, pos); + if (bytes > folio_size(folio) - offset) + bytes = folio_size(folio) - offset; - zero_user(page, offset, bytes); - mark_page_accessed(page); + folio_zero_range(folio, offset, bytes); + folio_mark_accessed(folio); return iomap_write_end(iter, pos, bytes, bytes, page); } |