On Thu, Nov 30, 2023 at 07:12:24PM +0900, Hyeonggon Yoo wrote:
> Replace first_page to first_zsdesc in struct zspage for further
> conversion.
>
> Signed-off-by: Hyeonggon Yoo <42.hyeyoo@xxxxxxxxx>
> ---
> 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 */
Can you update the comment, too?
> - zspage->first_page->index = handle;
> + zspage->first_zsdesc->handle = handle;
>
> kunmap_atomic(vaddr);
> mod_zspage_inuse(zspage, 1);
> --
> 2.39.3
>
