kselftests: cgroup: update kmem test precision tolerance
1813e51e ("memcg: increase MEMCG_CHARGE_BATCH to 64") has changed the batch size while this test case has been left behind. This has led to a test failure reported by test bot: not ok 2 selftests: cgroup: test_kmem # exit=1 Update the tolerance for the pcp charges to reflect the MEMCG_CHARGE_BATCH change to fix this. [akpm@linux-foundation.org: update comments, per Roman] Link: https://lkml.kernel.org/r/Y4m8Unt6FhWKC6IH@dhcp22.suse.cz Fixes: 1813e51e ("memcg: increase MEMCG_CHARGE_BATCH to 64") Signed-off-by: Michal Hocko <mhocko@suse.com> Reported-by: kernel test robot <yujie.liu@intel.com> Link: https://lore.kernel.org/oe-lkp/202212010958.c1053bd3-yujie.liu@intel.comAcked-by: Shakeel Butt <shakeelb@google.com> Acked-by: Roman Gushchin <roman.gushchin@linux.dev> Tested-by: Yujie Liu <yujie.liu@intel.com> Cc: Eric Dumazet <edumazet@google.com> Cc: Feng Tang <feng.tang@intel.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: "Michal Koutný" <mkoutny@suse.com> Cc: Muchun Song <songmuchun@bytedance.com> Cc: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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