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Message-Id: <20210712030701.4000097-37-willy@infradead.org>
Date: Mon, 12 Jul 2021 04:05:20 +0100
From: "Matthew Wilcox (Oracle)" <willy@...radead.org>
To: linux-kernel@...r.kernel.org
Cc: "Matthew Wilcox (Oracle)" <willy@...radead.org>,
linux-mm@...ck.org, linux-fsdevel@...r.kernel.org,
Michal Hocko <mhocko@...e.com>,
Johannes Weiner <hannes@...xchg.org>,
Christoph Hellwig <hch@....de>
Subject: [PATCH v13 036/137] mm/memcg: Remove soft_limit_tree_node()
Opencode this one-line function in its three callers.
Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
Acked-by: Michal Hocko <mhocko@...e.com>
Acked-by: Johannes Weiner <hannes@...xchg.org>
Reviewed-by: Christoph Hellwig <hch@....de>
---
mm/memcontrol.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index d57ff5c5d330..f70e33d691aa 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -451,12 +451,6 @@ ino_t page_cgroup_ino(struct page *page)
return ino;
}
-static struct mem_cgroup_tree_per_node *
-soft_limit_tree_node(int nid)
-{
- return soft_limit_tree.rb_tree_per_node[nid];
-}
-
static void __mem_cgroup_insert_exceeded(struct mem_cgroup_per_node *mz,
struct mem_cgroup_tree_per_node *mctz,
unsigned long new_usage_in_excess)
@@ -533,7 +527,7 @@ static void mem_cgroup_update_tree(struct mem_cgroup *memcg, int nid)
struct mem_cgroup_per_node *mz;
struct mem_cgroup_tree_per_node *mctz;
- mctz = soft_limit_tree_node(nid);
+ mctz = soft_limit_tree.rb_tree_per_node[nid];
if (!mctz)
return;
/*
@@ -572,7 +566,7 @@ static void mem_cgroup_remove_from_trees(struct mem_cgroup *memcg)
for_each_node(nid) {
mz = memcg->nodeinfo[nid];
- mctz = soft_limit_tree_node(nid);
+ mctz = soft_limit_tree.rb_tree_per_node[nid];
if (mctz)
mem_cgroup_remove_exceeded(mz, mctz);
}
@@ -3420,7 +3414,7 @@ unsigned long mem_cgroup_soft_limit_reclaim(pg_data_t *pgdat, int order,
if (order > 0)
return 0;
- mctz = soft_limit_tree_node(pgdat->node_id);
+ mctz = soft_limit_tree.rb_tree_per_node[pgdat->node_id];
/*
* Do not even bother to check the largest node if the root
--
2.30.2
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