diff options
| author | Shakeel Butt <shakeel.butt@linux.dev> | 2025-02-27 18:23:54 -0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-03-17 00:05:36 -0700 |
| commit | 3dc30ef64ba6b0f4c2a38aec7e87691f2d859b84 (patch) | |
| tree | d5c26dafa45b7ede7ab33d2a97bd953f86ccaac7 /mm/memcontrol.c | |
| parent | f7b0797d36e75d2a622580b56b9bfd3130d5d0e9 (diff) | |
memcg: bypass root memcg check for skmem charging
The root memcg is never associated with a socket in mem_cgroup_sk_alloc,
so there is no need to check if the given memcg is root for the skmem
charging code path.
Link: https://lkml.kernel.org/r/20250228022354.2624249-1-shakeel.butt@linux.dev
Signed-off-by: Shakeel Butt <shakeel.butt@linux.dev>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Roman Gushchin (Cruise) <roman.gushchin@linux.dev>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/memcontrol.c')
| -rw-r--r-- | mm/memcontrol.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 1c496b79de97..b07eff78414b 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -4881,7 +4881,7 @@ bool mem_cgroup_charge_skmem(struct mem_cgroup *memcg, unsigned int nr_pages, if (!cgroup_subsys_on_dfl(memory_cgrp_subsys)) return memcg1_charge_skmem(memcg, nr_pages, gfp_mask); - if (try_charge(memcg, gfp_mask, nr_pages) == 0) { + if (try_charge_memcg(memcg, gfp_mask, nr_pages) == 0) { mod_memcg_state(memcg, MEMCG_SOCK, nr_pages); return true; } |