void
file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping)
{
- ra->ra_pages = mapping->backing_dev_info->ra_pages;
+ ra->ra_pages = inode_to_bdi(mapping->host)->ra_pages;
ra->prev_pos = -1;
}
EXPORT_SYMBOL_GPL(file_ra_state_init);
/*
* Defer asynchronous read-ahead on IO congestion.
*/
- if (bdi_read_congested(mapping->backing_dev_info))
+ if (bdi_read_congested(inode_to_bdi(mapping->host)))
return;
/* do read-ahead */