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Message-ID: <20240813084611.4122571-20-alexs@kernel.org>
Date: Tue, 13 Aug 2024 16:46:05 +0800
From: alexs@...nel.org
To: Vitaly Wool <vitaly.wool@...sulko.com>,
Miaohe Lin <linmiaohe@...wei.com>,
Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org,
linux-mm@...ck.org,
minchan@...nel.org,
willy@...radead.org,
senozhatsky@...omium.org,
david@...hat.com,
42.hyeyoo@...il.com,
Yosry Ahmed <yosryahmed@...gle.com>,
nphamcs@...il.com
Cc: Alex Shi <alexs@...nel.org>
Subject: [PATCH v6 19/21] mm/zsmalloc: introduce __zpdesc_clear/set_zsmalloc()
From: Alex Shi <alexs@...nel.org>
Add helper __zpdesc_clear_zsmalloc() for __ClearPageZsmalloc(),
__zpdesc_set_zsmalloc() for __SetPageZsmalloc(), and use them in
callers.
Signed-off-by: Alex Shi <alexs@...nel.org>
---
mm/zpdesc.h | 10 ++++++++++
mm/zsmalloc.c | 8 ++++----
2 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/mm/zpdesc.h b/mm/zpdesc.h
index 747a2d410a35..33f599081281 100644
--- a/mm/zpdesc.h
+++ b/mm/zpdesc.h
@@ -120,6 +120,16 @@ static inline void __zpdesc_clear_movable(struct zpdesc *zpdesc)
__ClearPageMovable(zpdesc_page(zpdesc));
}
+static inline void __zpdesc_set_zsmalloc(struct zpdesc *zpdesc)
+{
+ __SetPageZsmalloc(zpdesc_page(zpdesc));
+}
+
+static inline void __zpdesc_clear_zsmalloc(struct zpdesc *zpdesc)
+{
+ __ClearPageZsmalloc(zpdesc_page(zpdesc));
+}
+
static inline bool zpdesc_is_isolated(struct zpdesc *zpdesc)
{
return PageIsolated(zpdesc_page(zpdesc));
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 64b9ea011111..6e7cd5acf5e5 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -845,7 +845,7 @@ static void reset_zpdesc(struct zpdesc *zpdesc)
zpdesc->zspage = NULL;
zpdesc->next = NULL;
reset_first_obj_offset(zpdesc);
- __ClearPageZsmalloc(page);
+ __zpdesc_clear_zsmalloc(zpdesc);
}
static int trylock_zspage(struct zspage *zspage)
@@ -1018,13 +1018,13 @@ static struct zspage *alloc_zspage(struct zs_pool *pool,
if (!zpdesc) {
while (--i >= 0) {
zpdesc_dec_zone_page_state(zpdescs[i]);
- __ClearPageZsmalloc(zpdesc_page(zpdescs[i]));
+ __zpdesc_clear_zsmalloc(zpdescs[i]);
free_zpdesc(zpdescs[i]);
}
cache_free_zspage(pool, zspage);
return NULL;
}
- __SetPageZsmalloc(zpdesc_page(zpdesc));
+ __zpdesc_set_zsmalloc(zpdesc);
zpdesc_inc_zone_page_state(zpdesc);
zpdescs[i] = zpdesc;
@@ -1814,7 +1814,7 @@ static int zs_page_migrate(struct page *newpage, struct page *page,
VM_BUG_ON_PAGE(!zpdesc_is_isolated(zpdesc), zpdesc_page(zpdesc));
/* We're committed, tell the world that this is a Zsmalloc page. */
- __SetPageZsmalloc(zpdesc_page(newzpdesc));
+ __zpdesc_set_zsmalloc(newzpdesc);
/* The page is locked, so this pointer must remain valid */
zspage = get_zspage(zpdesc);
--
2.43.0
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