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Diffstat (limited to 'include/linux/page_idle.h')
-rw-r--r--include/linux/page_idle.h34
1 files changed, 24 insertions, 10 deletions
diff --git a/include/linux/page_idle.h b/include/linux/page_idle.h
index 4663dfed1293..5cb7bd2078ec 100644
--- a/include/linux/page_idle.h
+++ b/include/linux/page_idle.h
@@ -13,65 +13,79 @@
* If there is not enough space to store Idle and Young bits in page flags, use
* page ext flags instead.
*/
-
static inline bool folio_test_young(struct folio *folio)
{
- struct page_ext *page_ext = lookup_page_ext(&folio->page);
+ struct page_ext *page_ext = page_ext_get(&folio->page);
+ bool page_young;
if (unlikely(!page_ext))
return false;
- return test_bit(PAGE_EXT_YOUNG, &page_ext->flags);
+ page_young = test_bit(PAGE_EXT_YOUNG, &page_ext->flags);
+ page_ext_put(page_ext);
+
+ return page_young;
}
static inline void folio_set_young(struct folio *folio)
{
- struct page_ext *page_ext = lookup_page_ext(&folio->page);
+ struct page_ext *page_ext = page_ext_get(&folio->page);
if (unlikely(!page_ext))
return;
set_bit(PAGE_EXT_YOUNG, &page_ext->flags);
+ page_ext_put(page_ext);
}
static inline bool folio_test_clear_young(struct folio *folio)
{
- struct page_ext *page_ext = lookup_page_ext(&folio->page);
+ struct page_ext *page_ext = page_ext_get(&folio->page);
+ bool page_young;
if (unlikely(!page_ext))
return false;
- return test_and_clear_bit(PAGE_EXT_YOUNG, &page_ext->flags);
+ page_young = test_and_clear_bit(PAGE_EXT_YOUNG, &page_ext->flags);
+ page_ext_put(page_ext);
+
+ return page_young;
}
static inline bool folio_test_idle(struct folio *folio)
{
- struct page_ext *page_ext = lookup_page_ext(&folio->page);
+ struct page_ext *page_ext = page_ext_get(&folio->page);
+ bool page_idle;
if (unlikely(!page_ext))
return false;
- return test_bit(PAGE_EXT_IDLE, &page_ext->flags);
+ page_idle = test_bit(PAGE_EXT_IDLE, &page_ext->flags);
+ page_ext_put(page_ext);
+
+ return page_idle;
}
static inline void folio_set_idle(struct folio *folio)
{
- struct page_ext *page_ext = lookup_page_ext(&folio->page);
+ struct page_ext *page_ext = page_ext_get(&folio->page);
if (unlikely(!page_ext))
return;
set_bit(PAGE_EXT_IDLE, &page_ext->flags);
+ page_ext_put(page_ext);
}
static inline void folio_clear_idle(struct folio *folio)
{
- struct page_ext *page_ext = lookup_page_ext(&folio->page);
+ struct page_ext *page_ext = page_ext_get(&folio->page);
if (unlikely(!page_ext))
return;
clear_bit(PAGE_EXT_IDLE, &page_ext->flags);
+ page_ext_put(page_ext);
}
#endif /* !CONFIG_64BIT */