unsigned int offset)
{
struct request_queue *q = bdev_get_queue(bio->bi_bdev);
- return __bio_add_page(q, bio, page, len, offset, queue_max_sectors(q));
+ unsigned int max_sectors;
+
+ max_sectors = blk_max_size_offset(q, bio->bi_iter.bi_sector);
+ if ((max_sectors < (len >> 9)) && !bio->bi_iter.bi_size)
+ max_sectors = len >> 9;
+
+ return __bio_add_page(q, bio, page, len, offset, max_sectors);
}
EXPORT_SYMBOL(bio_add_page);
/* associate blkcg if exists */
rcu_read_lock();
css = task_css(current, blkio_cgrp_id);
- if (css && css_tryget(css))
+ if (css && css_tryget_online(css))
bio->bi_css = css;
rcu_read_unlock();