}
if (end_index >= start_index) {
- unsigned long count;
+ unsigned long nr_pagevec = 0;
/*
* It's common to FADV_DONTNEED right after
*/
lru_add_drain();
- count = invalidate_mapping_pages(mapping,
- start_index, end_index);
+ invalidate_mapping_pagevec(mapping,
+ start_index, end_index,
+ &nr_pagevec);
/*
* If fewer pages were invalidated than expected then
* a per-cpu pagevec for a remote CPU. Drain all
* pagevecs and try again.
*/
- if (count < (end_index - start_index + 1)) {
+ if (nr_pagevec) {
lru_add_drain_all();
invalidate_mapping_pages(mapping, start_index,
end_index);