From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
To: akpm@linux-foundation.org
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-fsdevel@vger.kernel.org, cgroups@vger.kernel.org,
Michal Hocko <mhocko@suse.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Christoph Hellwig <hch@lst.de>
Subject: [PATCH v13 04/18] mm/memcg: Remove soft_limit_tree_node()
Date: Mon, 12 Jul 2021 20:45:37 +0100 [thread overview]
Message-ID: <20210712194551.91920-5-willy@infradead.org> (raw)
In-Reply-To: <20210712194551.91920-1-willy@infradead.org>
Opencode this one-line function in its three callers.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: Christoph Hellwig <hch@lst.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
next prev parent reply other threads:[~2021-07-12 19:49 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-12 19:45 [PATCH v13b 00/18] Convert memcg to folios Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 01/18] mm: Add folio_nid() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 02/18] mm/memcg: Remove 'page' parameter to mem_cgroup_charge_statistics() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` Matthew Wilcox (Oracle) [this message]
2021-07-12 19:45 ` [PATCH v13 05/18] mm/memcg: Convert memcg_check_events to take a node ID Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 06/18] mm/memcg: Add folio_memcg() and related functions Matthew Wilcox (Oracle)
2021-07-12 21:56 ` kernel test robot
2021-07-12 19:45 ` [PATCH v13 07/18] mm/memcg: Convert commit_charge() to take a folio Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 08/18] mm/memcg: Convert mem_cgroup_charge() " Matthew Wilcox (Oracle)
2021-07-12 22:22 ` kernel test robot
2021-07-12 19:45 ` [PATCH v13 09/18] mm/memcg: Convert uncharge_page() to uncharge_folio() Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 10/18] mm/memcg: Convert mem_cgroup_uncharge() to take a folio Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 11/18] mm/memcg: Convert mem_cgroup_migrate() to take folios Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 12/18] mm/memcg: Convert mem_cgroup_track_foreign_dirty_slowpath() to folio Matthew Wilcox (Oracle)
2021-07-12 19:45 ` [PATCH v13 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() Matthew Wilcox (Oracle)
2021-07-13 12:58 ` Christoph Hellwig
2021-07-12 19:45 ` [PATCH v13 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio Matthew Wilcox (Oracle)
2021-07-13 13:00 ` Christoph Hellwig
2021-07-12 19:45 ` [PATCH v13 15/18] mm/memcg: Add folio_lruvec() Matthew Wilcox (Oracle)
2021-07-12 22:41 ` kernel test robot
2021-07-13 13:02 ` Christoph Hellwig
2021-07-12 19:45 ` [PATCH v13 16/18] mm/memcg: Add folio_lruvec_lock() and similar functions Matthew Wilcox (Oracle)
2021-07-13 13:03 ` Christoph Hellwig
2021-07-12 19:45 ` [PATCH v13 17/18] mm/memcg: Add folio_lruvec_relock_irq() and folio_lruvec_relock_irqsave() Matthew Wilcox (Oracle)
2021-07-13 13:03 ` Christoph Hellwig
2021-07-12 19:45 ` [PATCH v13 18/18] mm/workingset: Convert workingset_activation to take a folio Matthew Wilcox (Oracle)
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