path: root/mm/slab.h
diff options
authorRoman Gushchin <guro@fb.com>2020-04-01 21:06:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-04-02 09:35:28 -0700
commit92d0510c3585970fb26af27f7fd3ba58321523ac (patch)
tree6455e9d7f3ae34d1d7d362ecaba18c18f7c4f2e8 /mm/slab.h
parentf4b00eab5004e823f28a268580ae4ed16df9fabf (diff)
mm: kmem: switch to nr_pages in (__)memcg_kmem_charge_memcg()
These functions are charging the given number of kernel pages to the given memory cgroup. The number doesn't have to be a power of two. Let's make them to take the unsigned int nr_pages as an argument instead of the page order. It makes them look consistent with the corresponding uncharge functions and functions like: mem_cgroup_charge_skmem(memcg, nr_pages). 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: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@kernel.org> Cc: Vladimir Davydov <vdavydov.dev@gmail.com> Link: http://lkml.kernel.org/r/20200109202659.752357-5-guro@fb.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slab.h')
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/slab.h b/mm/slab.h
index e7da63fb8211..d96c87a30a9b 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -365,7 +365,7 @@ static __always_inline int memcg_charge_slab(struct page *page,
return 0;
- ret = memcg_kmem_charge_memcg(memcg, gfp, order);
+ ret = memcg_kmem_charge_memcg(memcg, gfp, 1 << order);
if (ret)
goto out;