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d12f6d2241
Soft limits are cgroup v1-specific and are not supported by cgroup v2, so let's move the corresponding code into memcontrol-v1.c. Aside from simple moving the code, this commits introduces a trivial memcg1_soft_limit_reset() function to reset soft limits and also moves the global soft limit tree initialization code into a new memcg1_init() function. It also moves corresponding declarations shared between memcontrol.c and memcontrol-v1.c into mm/memcontrol-v1.h. Link: https://lkml.kernel.org/r/20240625005906.106920-3-roman.gushchin@linux.dev Signed-off-by: Roman Gushchin <roman.gushchin@linux.dev> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: Shakeel Butt <shakeel.butt@linux.dev> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: Muchun Song <muchun.song@linux.dev> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
15 lines
392 B
C
15 lines
392 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef __MM_MEMCONTROL_V1_H
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#define __MM_MEMCONTROL_V1_H
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void mem_cgroup_update_tree(struct mem_cgroup *memcg, int nid);
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void mem_cgroup_remove_from_trees(struct mem_cgroup *memcg);
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static inline void memcg1_soft_limit_reset(struct mem_cgroup *memcg)
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{
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WRITE_ONCE(memcg->soft_limit, PAGE_COUNTER_MAX);
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}
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#endif /* __MM_MEMCONTROL_V1_H */
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