linux-kernel - [PATCH v2 2/9] zsmalloc: rename zs_stat_type to class_stat

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Date:   Mon, 15 Nov 2021 10:59:02 -0800
From:   Minchan Kim <minchan@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Sergey Senozhatsky <senozhatsky@...omium.org>,
        linux-mm <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Minchan Kim <minchan@...nel.org>
Subject: [PATCH v2 2/9] zsmalloc: rename zs_stat_type to class_stat_type

The stat aims for class stat, not zspage so rename it.

Signed-off-by: Minchan Kim <minchan@...nel.org>
---
 mm/zsmalloc.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index f8c63bacd22e..c149ccf734ba 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -158,7 +158,7 @@ enum fullness_group {
 	NR_ZS_FULLNESS,
 };
 
-enum zs_stat_type {
+enum class_stat_type {
 	CLASS_EMPTY,
 	CLASS_ALMOST_EMPTY,
 	CLASS_ALMOST_FULL,
@@ -549,21 +549,21 @@ static int get_size_class_index(int size)
 	return min_t(int, ZS_SIZE_CLASSES - 1, idx);
 }
 
-/* type can be of enum type zs_stat_type or fullness_group */
-static inline void zs_stat_inc(struct size_class *class,
+/* type can be of enum type class_stat_type or fullness_group */
+static inline void class_stat_inc(struct size_class *class,
 				int type, unsigned long cnt)
 {
 	class->stats.objs[type] += cnt;
 }
 
-/* type can be of enum type zs_stat_type or fullness_group */
-static inline void zs_stat_dec(struct size_class *class,
+/* type can be of enum type class_stat_type or fullness_group */
+static inline void class_stat_dec(struct size_class *class,
 				int type, unsigned long cnt)
 {
 	class->stats.objs[type] -= cnt;
 }
 
-/* type can be of enum type zs_stat_type or fullness_group */
+/* type can be of enum type class_stat_type or fullness_group */
 static inline unsigned long zs_stat_get(struct size_class *class,
 				int type)
 {
@@ -725,7 +725,7 @@ static void insert_zspage(struct size_class *class,
 {
 	struct zspage *head;
 
-	zs_stat_inc(class, fullness, 1);
+	class_stat_inc(class, fullness, 1);
 	head = list_first_entry_or_null(&class->fullness_list[fullness],
 					struct zspage, list);
 	/*
@@ -750,7 +750,7 @@ static void remove_zspage(struct size_class *class,
 	VM_BUG_ON(is_zspage_isolated(zspage));
 
 	list_del_init(&zspage->list);
-	zs_stat_dec(class, fullness, 1);
+	class_stat_dec(class, fullness, 1);
 }
 
 /*
@@ -964,7 +964,7 @@ static void __free_zspage(struct zs_pool *pool, struct size_class *class,
 
 	cache_free_zspage(pool, zspage);
 
-	zs_stat_dec(class, OBJ_ALLOCATED, class->objs_per_zspage);
+	class_stat_dec(class, OBJ_ALLOCATED, class->objs_per_zspage);
 	atomic_long_sub(class->pages_per_zspage,
 					&pool->pages_allocated);
 }
@@ -1394,7 +1394,7 @@ static unsigned long obj_malloc(struct size_class *class,
 
 	kunmap_atomic(vaddr);
 	mod_zspage_inuse(zspage, 1);
-	zs_stat_inc(class, OBJ_USED, 1);
+	class_stat_inc(class, OBJ_USED, 1);
 
 	obj = location_to_obj(m_page, obj);
 
@@ -1458,7 +1458,7 @@ unsigned long zs_malloc(struct zs_pool *pool, size_t size, gfp_t gfp)
 	record_obj(handle, obj);
 	atomic_long_add(class->pages_per_zspage,
 				&pool->pages_allocated);
-	zs_stat_inc(class, OBJ_ALLOCATED, class->objs_per_zspage);
+	class_stat_inc(class, OBJ_ALLOCATED, class->objs_per_zspage);
 
 	/* We completely set up zspage so mark them as movable */
 	SetZsPageMovable(pool, zspage);
@@ -1489,7 +1489,7 @@ static void obj_free(struct size_class *class, unsigned long obj)
 	kunmap_atomic(vaddr);
 	set_freeobj(zspage, f_objidx);
 	mod_zspage_inuse(zspage, -1);
-	zs_stat_dec(class, OBJ_USED, 1);
+	class_stat_dec(class, OBJ_USED, 1);
 }
 
 void zs_free(struct zs_pool *pool, unsigned long handle)
-- 
2.34.0.rc1.387.gb447b232ab-goog