[PATCH v6 02/11] mm: rename unlock_page_lruvec{_irq, _irqrestore} to lruvec_unlock{_irq, _irqrestore}

From: Muchun Song
Date: Tue Jun 21 2022 - 08:58:58 EST


It is weird to use folio_lruvec_lock() variants and unlock_page_lruvec() variants
together, e.g. locking folio and unlocking page. So rename
unlock_page_lruvec{_irq, _irqrestore} to lruvec_unlock{_irq, _irqrestore}.

Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Acked-by: Roman Gushchin <roman.gushchin@xxxxxxxxx>
---
include/linux/memcontrol.h | 10 +++++-----
mm/compaction.c | 12 ++++++------
mm/huge_memory.c | 2 +-
mm/mlock.c | 2 +-
mm/swap.c | 14 +++++++-------
mm/vmscan.c | 4 ++--
6 files changed, 22 insertions(+), 22 deletions(-)

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 318d8880d62a..d0c0da7cafb7 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -1579,17 +1579,17 @@ static inline struct lruvec *parent_lruvec(struct lruvec *lruvec)
return mem_cgroup_lruvec(memcg, lruvec_pgdat(lruvec));
}

-static inline void unlock_page_lruvec(struct lruvec *lruvec)
+static inline void lruvec_unlock(struct lruvec *lruvec)
{
spin_unlock(&lruvec->lru_lock);
}

-static inline void unlock_page_lruvec_irq(struct lruvec *lruvec)
+static inline void lruvec_unlock_irq(struct lruvec *lruvec)
{
spin_unlock_irq(&lruvec->lru_lock);
}

-static inline void unlock_page_lruvec_irqrestore(struct lruvec *lruvec,
+static inline void lruvec_unlock_irqrestore(struct lruvec *lruvec,
unsigned long flags)
{
spin_unlock_irqrestore(&lruvec->lru_lock, flags);
@@ -1611,7 +1611,7 @@ static inline struct lruvec *folio_lruvec_relock_irq(struct folio *folio,
if (folio_matches_lruvec(folio, locked_lruvec))
return locked_lruvec;

- unlock_page_lruvec_irq(locked_lruvec);
+ lruvec_unlock_irq(locked_lruvec);
}

return folio_lruvec_lock_irq(folio);
@@ -1625,7 +1625,7 @@ static inline struct lruvec *folio_lruvec_relock_irqsave(struct folio *folio,
if (folio_matches_lruvec(folio, locked_lruvec))
return locked_lruvec;

- unlock_page_lruvec_irqrestore(locked_lruvec, *flags);
+ lruvec_unlock_irqrestore(locked_lruvec, *flags);
}

return folio_lruvec_lock_irqsave(folio, flags);
diff --git a/mm/compaction.c b/mm/compaction.c
index 1f89b969c12b..46351a14eed2 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -864,7 +864,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
*/
if (!(low_pfn % COMPACT_CLUSTER_MAX)) {
if (locked) {
- unlock_page_lruvec_irqrestore(locked, flags);
+ lruvec_unlock_irqrestore(locked, flags);
locked = NULL;
}

@@ -977,7 +977,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
if (unlikely(__PageMovable(page)) &&
!PageIsolated(page)) {
if (locked) {
- unlock_page_lruvec_irqrestore(locked, flags);
+ lruvec_unlock_irqrestore(locked, flags);
locked = NULL;
}

@@ -1060,7 +1060,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
/* If we already hold the lock, we can skip some rechecking */
if (lruvec != locked) {
if (locked)
- unlock_page_lruvec_irqrestore(locked, flags);
+ lruvec_unlock_irqrestore(locked, flags);

compact_lock_irqsave(&lruvec->lru_lock, &flags, cc);
locked = lruvec;
@@ -1119,7 +1119,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
isolate_fail_put:
/* Avoid potential deadlock in freeing page under lru_lock */
if (locked) {
- unlock_page_lruvec_irqrestore(locked, flags);
+ lruvec_unlock_irqrestore(locked, flags);
locked = NULL;
}
put_page(page);
@@ -1135,7 +1135,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,
*/
if (nr_isolated) {
if (locked) {
- unlock_page_lruvec_irqrestore(locked, flags);
+ lruvec_unlock_irqrestore(locked, flags);
locked = NULL;
}
putback_movable_pages(&cc->migratepages);
@@ -1167,7 +1167,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn,

isolate_abort:
if (locked)
- unlock_page_lruvec_irqrestore(locked, flags);
+ lruvec_unlock_irqrestore(locked, flags);
if (page) {
SetPageLRU(page);
put_page(page);
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 2e2a8b5bc567..66d9ed8a1289 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2515,7 +2515,7 @@ static void __split_huge_page(struct page *page, struct list_head *list,
}

ClearPageCompound(head);
- unlock_page_lruvec(lruvec);
+ lruvec_unlock(lruvec);
/* Caller disabled irqs, so they are still disabled here */

split_page_owner(head, nr);
diff --git a/mm/mlock.c b/mm/mlock.c
index 7032f6dd0ce1..d9039fb9c56b 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -205,7 +205,7 @@ static void mlock_pagevec(struct pagevec *pvec)
}

if (lruvec)
- unlock_page_lruvec_irq(lruvec);
+ lruvec_unlock_irq(lruvec);
release_pages(pvec->pages, pvec->nr);
pagevec_reinit(pvec);
}
diff --git a/mm/swap.c b/mm/swap.c
index 1f563d857768..127ef4db394f 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -86,7 +86,7 @@ static void __page_cache_release(struct folio *folio)
lruvec = folio_lruvec_lock_irqsave(folio, &flags);
lruvec_del_folio(lruvec, folio);
__folio_clear_lru_flags(folio);
- unlock_page_lruvec_irqrestore(lruvec, flags);
+ lruvec_unlock_irqrestore(lruvec, flags);
}
/* See comment on folio_test_mlocked in release_pages() */
if (unlikely(folio_test_mlocked(folio))) {
@@ -249,7 +249,7 @@ static void folio_batch_move_lru(struct folio_batch *fbatch, move_fn_t move_fn)
}

if (lruvec)
- unlock_page_lruvec_irqrestore(lruvec, flags);
+ lruvec_unlock_irqrestore(lruvec, flags);
folios_put(fbatch->folios, folio_batch_count(fbatch));
folio_batch_init(fbatch);
}
@@ -392,7 +392,7 @@ static void folio_activate(struct folio *folio)
if (folio_test_clear_lru(folio)) {
lruvec = folio_lruvec_lock_irq(folio);
folio_activate_fn(lruvec, folio);
- unlock_page_lruvec_irq(lruvec);
+ lruvec_unlock_irq(lruvec);
folio_set_lru(folio);
}
}
@@ -948,7 +948,7 @@ void release_pages(struct page **pages, int nr)
* same lruvec. The lock is held only if lruvec != NULL.
*/
if (lruvec && ++lock_batch == SWAP_CLUSTER_MAX) {
- unlock_page_lruvec_irqrestore(lruvec, flags);
+ lruvec_unlock_irqrestore(lruvec, flags);
lruvec = NULL;
}

@@ -957,7 +957,7 @@ void release_pages(struct page **pages, int nr)

if (folio_is_zone_device(folio)) {
if (lruvec) {
- unlock_page_lruvec_irqrestore(lruvec, flags);
+ lruvec_unlock_irqrestore(lruvec, flags);
lruvec = NULL;
}
if (put_devmap_managed_page(&folio->page))
@@ -972,7 +972,7 @@ void release_pages(struct page **pages, int nr)

if (folio_test_large(folio)) {
if (lruvec) {
- unlock_page_lruvec_irqrestore(lruvec, flags);
+ lruvec_unlock_irqrestore(lruvec, flags);
lruvec = NULL;
}
__folio_put_large(folio);
@@ -1006,7 +1006,7 @@ void release_pages(struct page **pages, int nr)
list_add(&folio->lru, &pages_to_free);
}
if (lruvec)
- unlock_page_lruvec_irqrestore(lruvec, flags);
+ lruvec_unlock_irqrestore(lruvec, flags);

mem_cgroup_uncharge_list(&pages_to_free);
free_unref_page_list(&pages_to_free);
diff --git a/mm/vmscan.c b/mm/vmscan.c
index b68b0216424d..6a554712ef5d 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2257,7 +2257,7 @@ int folio_isolate_lru(struct folio *folio)
folio_get(folio);
lruvec = folio_lruvec_lock_irq(folio);
lruvec_del_folio(lruvec, folio);
- unlock_page_lruvec_irq(lruvec);
+ lruvec_unlock_irq(lruvec);
ret = 0;
}

@@ -4886,7 +4886,7 @@ void check_move_unevictable_pages(struct pagevec *pvec)
if (lruvec) {
__count_vm_events(UNEVICTABLE_PGRESCUED, pgrescued);
__count_vm_events(UNEVICTABLE_PGSCANNED, pgscanned);
- unlock_page_lruvec_irq(lruvec);
+ lruvec_unlock_irq(lruvec);
} else if (pgscanned) {
count_vm_events(UNEVICTABLE_PGSCANNED, pgscanned);
}
--
2.11.0