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 03/21] mm/zsmalloc: replace first_page to first_zsdesc in struct zspage
Date: Thu, 30 Nov 2023 19:12:24 +0900 [thread overview]
Message-ID: <20231130101242.2590384-4-42.hyeyoo@gmail.com> (raw)
In-Reply-To: <20231130101242.2590384-1-42.hyeyoo@gmail.com>
Replace first_page to first_zsdesc in struct zspage for further
conversion.
Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
---
mm/zsmalloc.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 47df9103787e..4c9f9a2cb681 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -317,7 +317,7 @@ struct zspage {
};
unsigned int inuse;
unsigned int freeobj;
- struct page *first_page;
+ struct zsdesc *first_zsdesc;
struct list_head list; /* fullness list */
struct zs_pool *pool;
rwlock_t lock;
@@ -516,7 +516,7 @@ static inline void mod_zspage_inuse(struct zspage *zspage, int val)
static inline struct page *get_first_page(struct zspage *zspage)
{
- struct page *first_page = zspage->first_page;
+ struct page *first_page = zsdesc_page(zspage->first_zsdesc);
VM_BUG_ON_PAGE(!is_first_page(first_page), first_page);
return first_page;
@@ -1028,7 +1028,7 @@ static void create_page_chain(struct size_class *class, struct zspage *zspage,
set_page_private(page, (unsigned long)zspage);
page->index = 0;
if (i == 0) {
- zspage->first_page = page;
+ zspage->first_zsdesc = page_zsdesc(page);
SetPagePrivate(page);
if (unlikely(class->objs_per_zspage == 1 &&
class->pages_per_zspage == 1))
@@ -1402,7 +1402,7 @@ static unsigned long obj_malloc(struct zs_pool *pool,
link->handle = handle;
else
/* record handle to page->index */
- zspage->first_page->index = handle;
+ zspage->first_zsdesc->handle = handle;
kunmap_atomic(vaddr);
mod_zspage_inuse(zspage, 1);
--
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 ` Hyeonggon Yoo [this message]
2023-12-01 19:23 ` [RFC PATCH v3 03/21] mm/zsmalloc: replace first_page to first_zsdesc in struct zspage 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 ` [RFC PATCH v3 11/21] mm/zsmalloc: convert init_zspage() " Hyeonggon Yoo
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20231130101242.2590384-4-42.hyeyoo@gmail.com \
--to=42.hyeyoo@gmail.com \
--cc=linux-mm@kvack.org \
--cc=minchan@kernel.org \
--cc=rppt@kernel.org \
--cc=senozhatsky@chromium.org \
--cc=willy@infradead.org \
--cc=yosryahmed@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox