}
}
-static void unmap_page(struct page *page)
+static void unmap_folio(struct folio *folio)
{
- struct folio *folio = page_folio(page);
enum ttu_flags ttu_flags = TTU_RMAP_LOCKED | TTU_SPLIT_HUGE_PMD |
TTU_SYNC;
- VM_BUG_ON_PAGE(!PageHead(page), page);
+ VM_BUG_ON_FOLIO(!folio_test_large(folio), folio);
/*
* Anon pages need migration entries to preserve them, but file
{
int i = 0;
- /* If unmap_page() uses try_to_migrate() on file, remove this check */
+ /* If unmap_folio() uses try_to_migrate() on file, remove this check */
if (!folio_test_anon(folio))
return;
for (;;) {
* for example lock_page() which set PG_waiters.
*
* Note that for mapped sub-pages of an anonymous THP,
- * PG_anon_exclusive has been cleared in unmap_page() and is stored in
+ * PG_anon_exclusive has been cleared in unmap_folio() and is stored in
* the migration entry instead from where remap_page() will restore it.
* We can still have PG_anon_exclusive set on effectively unmapped and
* unreferenced sub-pages of an anonymous THP: we can simply drop
}
/*
- * Racy check if we can split the page, before unmap_page() will
+ * Racy check if we can split the page, before unmap_folio() will
* split PMDs
*/
if (!can_split_folio(folio, &extra_pins)) {
goto out_unlock;
}
- unmap_page(&folio->page);
+ unmap_folio(folio);
/* block interrupt reentry in xa_lock and spinlock */
local_irq_disable();