Allow page counters to be more readily modified by callers which have
a folio. Name these wrappers with 'stat' instead of 'state' as requested
by Linus here:
https://lore.kernel.org/linux-mm/CAHk-=wj847sudr-kt+46ft3+xffgiwpgthvm7djwgdi4cvr...@mail.gmail.com/
Signed-off-by: Matthew Wilcox (Oracle) <wi...@infradead.org>
---
include/linux/vmstat.h | 60 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 773135fc6e19..3c3373c2c3c2 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -396,6 +396,54 @@ static inline void drain_zonestat(struct zone *zone,
struct per_cpu_pageset *pset) { }
#endif /* CONFIG_SMP */
+static inline
+void __inc_zone_folio_stat(struct folio *folio, enum zone_stat_item item)
+{
+ __inc_zone_page_state(&folio->page, item);
+}
+
+static inline
+void __dec_zone_folio_stat(struct folio *folio, enum zone_stat_item item)
+{
+ __dec_zone_page_state(&folio->page, item);
+}
+
+static inline
+void inc_zone_folio_stat(struct folio *folio, enum zone_stat_item item)
+{
+ inc_zone_page_state(&folio->page, item);
+}
+
+static inline
+void dec_zone_folio_stat(struct folio *folio, enum zone_stat_item item)
+{
+ dec_zone_page_state(&folio->page, item);
+}
+
+static inline
+void __inc_node_folio_stat(struct folio *folio, enum node_stat_item item)
+{
+ __inc_node_page_state(&folio->page, item);
+}
+
+static inline
+void __dec_node_folio_stat(struct folio *folio, enum node_stat_item item)
+{
+ __dec_node_page_state(&folio->page, item);
+}
+
+static inline
+void inc_node_folio_stat(struct folio *folio, enum node_stat_item item)
+{
+ inc_node_page_state(&folio->page, item);
+}
+
+static inline
+void dec_node_folio_stat(struct folio *folio, enum node_stat_item item)
+{
+ dec_node_page_state(&folio->page, item);
+}
+
static inline void __mod_zone_freepage_state(struct zone *zone, int nr_pages,
int migratetype)
{
@@ -530,6 +578,18 @@ static inline void __dec_lruvec_page_state(struct page
*page,
__mod_lruvec_page_state(page, idx, -1);
}
+static inline void __inc_lruvec_folio_stat(struct folio *folio,
+ enum node_stat_item idx)
+{
+ __mod_lruvec_page_state(&folio->page, idx, 1);
+}
+
+static inline void __dec_lruvec_folio_stat(struct folio *folio,
+ enum node_stat_item idx)
+{
+ __mod_lruvec_page_state(&folio->page, idx, -1);
+}
+
static inline void inc_lruvec_state(struct lruvec *lruvec,
enum node_stat_item idx)
{
--
2.29.2
