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
next prev 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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