do_holes:
/* Handle holes */
if (!buffer_mapped(map_bh)) {
- char *kaddr;
loff_t i_size_aligned;
/* AKPM: eargh, -ENOTBLK is a hack */
page_cache_release(page);
goto out;
}
- kaddr = kmap_atomic(page, KM_USER0);
- memset(kaddr + (block_in_page << blkbits),
- 0, 1 << blkbits);
- flush_dcache_page(page);
- kunmap_atomic(kaddr, KM_USER0);
+ zero_user_page(page, block_in_page << blkbits,
+ 1 << blkbits, KM_USER0);
dio->block_in_file++;
block_in_page++;
goto next_block;
spin_lock_irqsave(&dio->bio_lock, flags);
ret2 = --dio->refcount;
spin_unlock_irqrestore(&dio->bio_lock, flags);
- BUG_ON(!dio->is_async && ret2 != 0);
+
if (ret2 == 0) {
ret = dio_complete(dio, offset, ret);
kfree(dio);