From: Roman Gushchin <roman.gushchin@linux.dev>
To: bpf@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: JP Kobryn <inwardvessel@gmail.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Shakeel Butt <shakeel.butt@linux.dev>,
Michal Hocko <mhocko@kernel.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Roman Gushchin <roman.gushchin@linux.dev>,
Michal Hocko <mhocko@suse.com>
Subject: [PATCH bpf-next v2 1/7] mm: declare memcg_page_state_output() in memcontrol.h
Date: Fri, 19 Dec 2025 20:12:44 -0800 [thread overview]
Message-ID: <20251220041250.372179-2-roman.gushchin@linux.dev> (raw)
In-Reply-To: <20251220041250.372179-1-roman.gushchin@linux.dev>
To use memcg_page_state_output() in bpf_memcontrol.c move the
declaration from v1-specific memcontrol-v1.h to memcontrol.h.
Signed-off-by: Roman Gushchin <roman.gushchin@linux.dev>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Shakeel Butt <shakeel.butt@linux.dev>
---
include/linux/memcontrol.h | 1 +
mm/memcontrol-v1.h | 1 -
2 files changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 6a48398a1f4e..b309d13110af 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -950,6 +950,7 @@ static inline void mod_memcg_page_state(struct page *page,
}
unsigned long memcg_page_state(struct mem_cgroup *memcg, int idx);
+unsigned long memcg_page_state_output(struct mem_cgroup *memcg, int item);
unsigned long lruvec_page_state(struct lruvec *lruvec, enum node_stat_item idx);
unsigned long lruvec_page_state_local(struct lruvec *lruvec,
enum node_stat_item idx);
diff --git a/mm/memcontrol-v1.h b/mm/memcontrol-v1.h
index 6358464bb416..a304ad418cdf 100644
--- a/mm/memcontrol-v1.h
+++ b/mm/memcontrol-v1.h
@@ -27,7 +27,6 @@ unsigned long mem_cgroup_usage(struct mem_cgroup *memcg, bool swap);
void drain_all_stock(struct mem_cgroup *root_memcg);
unsigned long memcg_events(struct mem_cgroup *memcg, int event);
-unsigned long memcg_page_state_output(struct mem_cgroup *memcg, int item);
int memory_stat_show(struct seq_file *m, void *v);
void mem_cgroup_id_get_many(struct mem_cgroup *memcg, unsigned int n);
--
2.52.0
next prev parent reply other threads:[~2025-12-20 4:13 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-20 4:12 [PATCH bpf-next v2 0/7] mm: bpf kfuncs to access memcg data Roman Gushchin
2025-12-20 4:12 ` Roman Gushchin [this message]
2025-12-20 4:12 ` [PATCH bpf-next v2 2/7] mm: introduce BPF kfuncs to deal with memcg pointers Roman Gushchin
2025-12-20 5:20 ` Shakeel Butt
2025-12-22 0:39 ` Alexei Starovoitov
2025-12-20 4:12 ` [PATCH bpf-next v2 3/7] mm: introduce bpf_get_root_mem_cgroup() BPF kfunc Roman Gushchin
2025-12-20 5:21 ` Shakeel Butt
2025-12-20 4:12 ` [PATCH bpf-next v2 4/7] mm: introduce BPF kfuncs to access memcg statistics and events Roman Gushchin
2025-12-20 4:29 ` bot+bpf-ci
2025-12-20 4:39 ` Roman Gushchin
2025-12-20 5:22 ` Shakeel Butt
2025-12-20 4:12 ` [PATCH bpf-next v2 5/7] mm: introduce BPF kfunc to access memory events Roman Gushchin
2025-12-20 4:29 ` bot+bpf-ci
2025-12-20 4:41 ` Roman Gushchin
2025-12-20 13:19 ` Chris Mason
2025-12-20 18:43 ` Roman Gushchin
2025-12-20 19:59 ` Chris Mason
2025-12-22 22:23 ` Roman Gushchin
2025-12-23 14:09 ` Chris Mason
2025-12-22 0:49 ` Alexei Starovoitov
2025-12-22 0:51 ` Alexei Starovoitov
2025-12-20 4:12 ` [PATCH bpf-next v2 6/7] bpf: selftests: selftests for memcg stat kfuncs Roman Gushchin
2025-12-20 5:23 ` Shakeel Butt
2025-12-20 4:12 ` [PATCH bpf-next v2 7/7] MAINTAINERS: add an entry for MM BPF extensions Roman Gushchin
2025-12-20 5:26 ` Shakeel Butt
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