From c0dddb7aa5f85e6150a1e3230e01d5ba286eded9 Mon Sep 17 00:00:00 2001
From: Nhat Pham <nphamcs@gmail.com>
Date: Fri, 6 Oct 2023 11:46:29 -0700
Subject: selftests: add a selftest to verify hugetlb usage in memcg

This patch add a new kselftest to demonstrate and verify the new hugetlb
memcg accounting behavior.

Link: https://lkml.kernel.org/r/20231006184629.155543-5-nphamcs@gmail.com
Signed-off-by: Nhat Pham <nphamcs@gmail.com>
Cc: Frank van der Linden <fvdl@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Rik van Riel <riel@surriel.com>
Cc: Roman Gushchin <roman.gushchin@linux.dev>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Tejun heo <tj@kernel.org>
Cc: Yosry Ahmed <yosryahmed@google.com>
Cc: Zefan Li <lizefan.x@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
 MAINTAINERS | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'MAINTAINERS')

diff --git a/MAINTAINERS b/MAINTAINERS
index 68ff5b62a1d2..7fd72948d10e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5269,6 +5269,7 @@ S:	Maintained
 F:	mm/memcontrol.c
 F:	mm/swap_cgroup.c
 F:	tools/testing/selftests/cgroup/memcg_protection.m
+F:	tools/testing/selftests/cgroup/test_hugetlb_memcg.c
 F:	tools/testing/selftests/cgroup/test_kmem.c
 F:	tools/testing/selftests/cgroup/test_memcontrol.c
 
@@ -9652,6 +9653,7 @@ F:	include/linux/hugetlb.h
 F:	mm/hugetlb.c
 F:	mm/hugetlb_vmemmap.c
 F:	mm/hugetlb_vmemmap.h
+F:	tools/testing/selftests/cgroup/test_hugetlb_memcg.c
 
 HVA ST MEDIA DRIVER
 M:	Jean-Christophe Trotin <jean-christophe.trotin@foss.st.com>
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