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From: Hyeonggon Yoo <42.hyeyoo@gmail.com>
To: Minchan Kim <minchan@kernel.org>,
	Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Matthew Wilcox <willy@infradead.org>,
	Mike Rapoport <rppt@kernel.org>,
	Yosry Ahmed <yosryahmed@google.com>,
	linux-mm@kvack.org, Hyeonggon Yoo <42.hyeyoo@gmail.com>
Subject: [RFC PATCH v3 11/21] mm/zsmalloc: convert init_zspage() to use zsdesc
Date: Thu, 30 Nov 2023 19:12:32 +0900	[thread overview]
Message-ID: <20231130101242.2590384-12-42.hyeyoo@gmail.com> (raw)
In-Reply-To: <20231130101242.2590384-1-42.hyeyoo@gmail.com>

Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
---
 mm/zsmalloc.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index f625d991bab1..8fe934df298e 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1052,16 +1052,16 @@ static void init_zspage(struct size_class *class, struct zspage *zspage)
 {
 	unsigned int freeobj = 1;
 	unsigned long off = 0;
-	struct page *page = get_first_page(zspage);
+	struct zsdesc *zsdesc = get_first_zsdesc(zspage);
 
-	while (page) {
-		struct page *next_page;
+	while (zsdesc) {
+		struct zsdesc *next_zsdesc;
 		struct link_free *link;
 		void *vaddr;
 
-		set_first_obj_offset(page, off);
+		set_first_obj_offset(zsdesc_page(zsdesc), off);
 
-		vaddr = kmap_atomic(page);
+		vaddr = zsdesc_kmap_atomic(zsdesc);
 		link = (struct link_free *)vaddr + off / sizeof(*link);
 
 		while ((off += class->size) < PAGE_SIZE) {
@@ -1074,8 +1074,8 @@ static void init_zspage(struct size_class *class, struct zspage *zspage)
 		 * page, which must point to the first object on the next
 		 * page (if present)
 		 */
-		next_page = get_next_page(page);
-		if (next_page) {
+		next_zsdesc = get_next_zsdesc(zsdesc);
+		if (next_zsdesc) {
 			link->next = freeobj++ << OBJ_TAG_BITS;
 		} else {
 			/*
@@ -1085,7 +1085,7 @@ static void init_zspage(struct size_class *class, struct zspage *zspage)
 			link->next = -1UL << OBJ_TAG_BITS;
 		}
 		kunmap_atomic(vaddr);
-		page = next_page;
+		zsdesc = next_zsdesc;
 		off %= PAGE_SIZE;
 	}
 
-- 
2.39.3



  parent reply	other threads:[~2023-11-30 10:13 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-30 10:12 [RFC PATCH v3 00/21] mm/zsmalloc: Split zsdesc from struct page Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 01/21] mm/zsmalloc: create new struct zsdesc Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 02/21] mm/zsmalloc: add utility functions for zsdesc Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 03/21] mm/zsmalloc: replace first_page to first_zsdesc in struct zspage Hyeonggon Yoo
2023-12-01 19:23   ` Minchan Kim
2023-12-03  5:22     ` Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 04/21] mm/zsmalloc: add alternatives of frequently used helper functions Hyeonggon Yoo
2023-12-04  3:45   ` Matthew Wilcox
2023-12-05  0:35     ` Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 05/21] mm/zsmalloc: convert {try,}lock_zspage() to use zsdesc Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 06/21] mm/zsmalloc: convert __zs_{map,unmap}_object() " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 07/21] mm/zsmalloc: convert obj_to_location() and its users " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 08/21] mm/zsmalloc: convert obj_malloc() " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 09/21] mm/zsmalloc: convert create_page_chain() and its users " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 10/21] mm/zsmalloc: convert obj_allocated() and related helpers " Hyeonggon Yoo
2023-11-30 10:12 ` Hyeonggon Yoo [this message]
2023-11-30 10:12 ` [RFC PATCH v3 12/21] mm/zsmalloc: convert obj_to_page() and zs_free() " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 13/21] mm/zsmalloc: convert reset_page() to reset_zsdesc() Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 14/21] mm/zsmalloc: convert zs_page_{isolate,migrate,putback} to use zsdesc Hyeonggon Yoo
2023-12-04  3:32   ` Sergey Senozhatsky
2023-12-05  0:21     ` Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 15/21] mm/zsmalloc: convert __free_zspage() " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 16/21] mm/zsmalloc: convert location_to_obj() " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 17/21] mm/zsmalloc: convert migrate_zspage() " Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 18/21] mm/zsmalloc: convert get_zspage() to take zsdesc Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 19/21] mm/zsmalloc: convert SetZsPageMovable() to use zsdesc Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 20/21] mm/zsmalloc: remove now unused helper functions Hyeonggon Yoo
2023-11-30 10:12 ` [RFC PATCH v3 21/21] mm/zsmalloc: convert {get,set}_first_obj_offset() to use zsdesc Hyeonggon Yoo
2023-12-01 19:28 ` [RFC PATCH v3 00/21] mm/zsmalloc: Split zsdesc from struct page Minchan Kim
2023-12-02  4:36   ` Sergey Senozhatsky
2023-12-02 22:46     ` Matthew Wilcox
2023-12-03  5:21     ` Hyeonggon Yoo

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