On 7/7/20 7:36 PM, Roman Gushchin wrote:
> charge_slab_page() and uncharge_slab_page() are not related anymore
> to memcg charging and uncharging. In order to make their names
> less confusing, let's rename them to account_slab_page() and
> unaccount_slab_page() respectively.
>
> Signed-off-by: Roman Gushchin <guro@xxxxxx>
Acked-by: Vlastimil Babka <vbabka@xxxxxxx>
> ---
> mm/slab.c | 4 ++--
> mm/slab.h | 8 ++++----
> mm/slub.c | 4 ++--
> 3 files changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/mm/slab.c b/mm/slab.c
> index fafd46877504..300adfb67245 100644
> --- a/mm/slab.c
> +++ b/mm/slab.c
> @@ -1379,7 +1379,7 @@ static struct page *kmem_getpages(struct kmem_cache *cachep, gfp_t flags,
> return NULL;
> }
>
> - charge_slab_page(page, cachep->gfporder, cachep);
> + account_slab_page(page, cachep->gfporder, cachep);
> __SetPageSlab(page);
> /* Record if ALLOC_NO_WATERMARKS was set when allocating the slab */
> if (sk_memalloc_socks() && page_is_pfmemalloc(page))
> @@ -1403,7 +1403,7 @@ static void kmem_freepages(struct kmem_cache *cachep, struct page *page)
>
> if (current->reclaim_state)
> current->reclaim_state->reclaimed_slab += 1 << order;
> - uncharge_slab_page(page, order, cachep);
> + unaccount_slab_page(page, order, cachep);
> __free_pages(page, order);
> }
>
> diff --git a/mm/slab.h b/mm/slab.h
> index 704a65713f81..72ff7cd933db 100644
> --- a/mm/slab.h
> +++ b/mm/slab.h
> @@ -440,15 +440,15 @@ static inline struct kmem_cache *virt_to_cache(const void *obj)
> return page->slab_cache;
> }
>
> -static __always_inline void charge_slab_page(struct page *page, int order,
> - struct kmem_cache *s)
> +static __always_inline void account_slab_page(struct page *page, int order,
> + struct kmem_cache *s)
> {
> mod_node_page_state(page_pgdat(page), cache_vmstat_idx(s),
> PAGE_SIZE << order);
> }
>
> -static __always_inline void uncharge_slab_page(struct page *page, int order,
> - struct kmem_cache *s)
> +static __always_inline void unaccount_slab_page(struct page *page, int order,
> + struct kmem_cache *s)
> {
> if (memcg_kmem_enabled())
> memcg_free_page_obj_cgroups(page);
> diff --git a/mm/slub.c b/mm/slub.c
> index d9b33a935e58..5cffd3fd440b 100644
> --- a/mm/slub.c
> +++ b/mm/slub.c
> @@ -1621,7 +1621,7 @@ static inline struct page *alloc_slab_page(struct kmem_cache *s,
> page = __alloc_pages_node(node, flags, order);
>
> if (page)
> - charge_slab_page(page, order, s);
> + account_slab_page(page, order, s);
>
> return page;
> }
> @@ -1844,7 +1844,7 @@ static void __free_slab(struct kmem_cache *s, struct page *page)
> page->mapping = NULL;
> if (current->reclaim_state)
> current->reclaim_state->reclaimed_slab += pages;
> - uncharge_slab_page(page, order, s);
> + unaccount_slab_page(page, order, s);
> __free_pages(page, order);
> }
>
>
