From: Nhat Pham <nphamcs@gmail.com>
To: akpm@linux-foundation.org
Cc: riel@surriel.com, hannes@cmpxchg.org, mhocko@kernel.org,
roman.gushchin@linux.dev, shakeelb@google.com,
muchun.song@linux.dev, tj@kernel.org, lizefan.x@bytedance.com,
shuah@kernel.org, mike.kravetz@oracle.com, yosryahmed@google.com,
fvdl@google.com, linux-mm@kvack.org, kernel-team@meta.com,
linux-kernel@vger.kernel.org, cgroups@vger.kernel.org
Subject: [PATCH v2 1/2] hugetlb: memcg: account hugetlb-backed memory in memory controller (fix)
Date: Fri, 29 Sep 2023 11:17:12 -0700 [thread overview]
Message-ID: <20230929181712.3723495-1-nphamcs@gmail.com> (raw)
In-Reply-To: <20230928005723.1709119-2-nphamcs@gmail.com>
This fixlet disables the hugetlb memcg accounting behavior in cgroup v1.
Signed-off-by: Nhat Pham <nphamcs@gmail.com>
---
mm/memcontrol.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index d5dfc9b36acb..de6bd8ca87f5 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -7081,6 +7081,7 @@ int mem_cgroup_hugetlb_charge_folio(struct folio *folio, gfp_t gfp)
int ret;
if (mem_cgroup_disabled() ||
+ !cgroup_subsys_on_dfl(memory_cgrp_subsys) ||
!(cgrp_dfl_root.flags & CGRP_ROOT_MEMORY_HUGETLB_ACCOUNTING))
return 0;
--
2.34.1
next prev parent reply other threads:[~2023-09-29 18:17 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-28 0:57 [PATCH v2 0/2] hugetlb memcg accounting Nhat Pham
2023-09-28 0:57 ` [PATCH v2 1/2] hugetlb: memcg: account hugetlb-backed memory in memory controller Nhat Pham
2023-09-28 22:59 ` Frank van der Linden
2023-09-29 0:33 ` Nhat Pham
2023-09-29 0:38 ` Yosry Ahmed
2023-09-29 0:58 ` Nhat Pham
2023-09-29 1:07 ` Nhat Pham
2023-09-29 1:18 ` Yosry Ahmed
2023-09-29 1:25 ` Nhat Pham
2023-09-29 15:08 ` Johannes Weiner
2023-09-29 15:11 ` Yosry Ahmed
2023-09-29 17:42 ` Johannes Weiner
2023-09-29 17:48 ` Nhat Pham
2023-09-29 18:07 ` Frank van der Linden
2023-10-02 12:18 ` Michal Hocko
2023-09-29 18:17 ` Nhat Pham [this message]
2023-09-29 18:19 ` [PATCH v2 1/2] hugetlb: memcg: account hugetlb-backed memory in memory controller (fix) Nhat Pham
2023-10-02 13:43 ` [PATCH v2 1/2] hugetlb: memcg: account hugetlb-backed memory in memory controller Michal Hocko
2023-10-02 14:50 ` Johannes Weiner
2023-10-02 15:08 ` Michal Hocko
2023-10-02 15:25 ` Johannes Weiner
2023-10-02 17:32 ` Nhat Pham
2023-10-03 9:17 ` Michal Hocko
2023-10-02 16:21 ` Johannes Weiner
2023-10-02 17:28 ` Nhat Pham
2023-09-28 0:57 ` [PATCH v2 2/2] selftests: add a selftest to verify hugetlb usage in memcg Nhat Pham
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