mm/memcg: move cgroup high memory limit setting into struct page_counter

High memory limit is currently recorded directly in struct mem_cgroup.
We are about to add a high limit for swap, move the field to struct
page_counter and add some helpers.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Shakeel Butt <shakeelb@google.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Chris Down <chris@chrisdown.name>
Cc: Hugh Dickins <hughd@google.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Tejun Heo <tj@kernel.org>
Link: http://lkml.kernel.org/r/20200527195846.102707-4-kuba@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jakub Kicinski 2020-06-01 21:49:49 -07:00 committed by Linus Torvalds
parent ff144e69f7
commit d1663a907b
3 changed files with 19 additions and 11 deletions

View file

@ -215,9 +215,6 @@ struct mem_cgroup {
struct page_counter kmem;
struct page_counter tcpmem;
/* Upper bound of normal memory consumption range */
unsigned long high;
/* Range enforcement for interrupt charges */
struct work_struct high_work;