From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f200.google.com (mail-wr0-f200.google.com [209.85.128.200]) by kanga.kvack.org (Postfix) with ESMTP id DA8236B000C for ; Tue, 3 Jul 2018 10:52:54 -0400 (EDT) Received: by mail-wr0-f200.google.com with SMTP id x6-v6so1104212wrl.6 for ; Tue, 03 Jul 2018 07:52:54 -0700 (PDT) Received: from Galois.linutronix.de (Galois.linutronix.de. [2a01:7a0:2:106d:700::1]) by mx.google.com with ESMTPS id n191-v6si795371wmb.89.2018.07.03.07.52.52 for (version=TLS1_2 cipher=AES128-SHA bits=128/128); Tue, 03 Jul 2018 07:52:53 -0700 (PDT) From: Sebastian Andrzej Siewior Subject: [PATCH 3/4] mm/list_lru: Pass struct list_lru_node as an argument __list_lru_walk_one() Date: Tue, 3 Jul 2018 16:52:34 +0200 Message-Id: <20180703145235.28050-4-bigeasy@linutronix.de> In-Reply-To: <20180703145235.28050-1-bigeasy@linutronix.de> References: <20180624200907.ufjxk6l2biz6xcm2@esperanza> <20180703145235.28050-1-bigeasy@linutronix.de> Reply-To: "[PATCH 0/4]"@kvack.org, "mm/list_lru:add"@kvack.org, list_lru_shrink_walk_irq@kvack.org, and@kvack.org (), use@kvack.org, it@kvack.org MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org List-ID: To: Vladimir Davydov Cc: linux-mm@kvack.org, tglx@linutronix.de, Andrew Morton , Sebastian Andrzej Siewior __list_lru_walk_one() is invoked with struct list_lru *lru, int nid as the first two argument. Those two are only used to retrieve struct list_lru_node. Since this is already done by the caller of the function for the locking, we can pass struct list_lru_node directly and avoid the dance around it. Signed-off-by: Sebastian Andrzej Siewior --- mm/list_lru.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/mm/list_lru.c b/mm/list_lru.c index 819e0595303e..4d7f981e6144 100644 --- a/mm/list_lru.c +++ b/mm/list_lru.c @@ -194,12 +194,11 @@ unsigned long list_lru_count_node(struct list_lru *lr= u, int nid) EXPORT_SYMBOL_GPL(list_lru_count_node); =20 static unsigned long -__list_lru_walk_one(struct list_lru *lru, int nid, int memcg_idx, +__list_lru_walk_one(struct list_lru_node *nlru, int memcg_idx, list_lru_walk_cb isolate, void *cb_arg, unsigned long *nr_to_walk) { =20 - struct list_lru_node *nlru =3D &lru->node[nid]; struct list_lru_one *l; struct list_head *item, *n; unsigned long isolated =3D 0; @@ -261,8 +260,8 @@ list_lru_walk_one(struct list_lru *lru, int nid, struct= mem_cgroup *memcg, unsigned long ret; =20 spin_lock(&nlru->lock); - ret =3D __list_lru_walk_one(lru, nid, memcg_cache_id(memcg), - isolate, cb_arg, nr_to_walk); + ret =3D __list_lru_walk_one(nlru, memcg_cache_id(memcg), isolate, cb_arg, + nr_to_walk); spin_unlock(&nlru->lock); return ret; } @@ -282,8 +281,9 @@ unsigned long list_lru_walk_node(struct list_lru *lru, = int nid, struct list_lru_node *nlru =3D &lru->node[nid]; =20 spin_lock(&nlru->lock); - isolated +=3D __list_lru_walk_one(lru, nid, memcg_idx, - isolate, cb_arg, nr_to_walk); + isolated +=3D __list_lru_walk_one(nlru, memcg_idx, + isolate, cb_arg, + nr_to_walk); spin_unlock(&nlru->lock); =20 if (*nr_to_walk <=3D 0) --=20 2.18.0