mm: slab: rename (un)charge_slab_page() to (un)account_slab_page()

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@fb.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Shakeel Butt <shakeelb@google.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Christoph Lameter <cl@linux.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Link: http://lkml.kernel.org/r/20200707173612.124425-2-guro@fb.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Roman Gushchin 2020-08-06 23:21:44 -07:00 committed by Linus Torvalds
parent 849504809f
commit 74d555bed5
3 changed files with 8 additions and 8 deletions

View File

@ -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);
}

View File

@ -423,15 +423,15 @@ 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);

View File

@ -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);
}