linux-kernel - [PATCH v7 REBASED 01/17] list_lru: Combine code under the same define

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Date:   Mon, 18 Jun 2018 12:39:40 +0300
From:   Kirill Tkhai <ktkhai@...tuozzo.com>
To:     vdavydov.dev@...il.com, shakeelb@...gle.com,
        viro@...iv.linux.org.uk, hannes@...xchg.org, mhocko@...nel.org,
        tglx@...utronix.de, pombredanne@...b.com, stummala@...eaurora.org,
        gregkh@...uxfoundation.org, sfr@...b.auug.org.au, guro@...com,
        mka@...omium.org, penguin-kernel@...ove.SAKURA.ne.jp,
        chris@...is-wilson.co.uk, longman@...hat.com, minchan@...nel.org,
        ying.huang@...el.com, mgorman@...hsingularity.net, jbacik@...com,
        linux@...ck-us.net, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, willy@...radead.org, lirongqing@...du.com,
        aryabinin@...tuozzo.com
Subject: [PATCH v7 REBASED 01/17] list_lru: Combine code under the same
 define

These two pairs of blocks of code are under
the same #ifdef #else #endif.

Signed-off-by: Kirill Tkhai <ktkhai@...tuozzo.com>
Acked-by: Vladimir Davydov <vdavydov.dev@...il.com>
Tested-by: Shakeel Butt <shakeelb@...gle.com>
---
 mm/list_lru.c |   18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/mm/list_lru.c b/mm/list_lru.c
index fcfb6c89ed47..1e3e2f3a2a64 100644
--- a/mm/list_lru.c
+++ b/mm/list_lru.c
@@ -29,17 +29,7 @@ static void list_lru_unregister(struct list_lru *lru)
 	list_del(&lru->list);
 	mutex_unlock(&list_lrus_mutex);
 }
-#else
-static void list_lru_register(struct list_lru *lru)
-{
-}
-
-static void list_lru_unregister(struct list_lru *lru)
-{
-}
-#endif /* CONFIG_MEMCG && !CONFIG_SLOB */
 
-#if defined(CONFIG_MEMCG) && !defined(CONFIG_SLOB)
 static inline bool list_lru_memcg_aware(struct list_lru *lru)
 {
 	/*
@@ -89,6 +79,14 @@ list_lru_from_kmem(struct list_lru_node *nlru, void *ptr)
 	return list_lru_from_memcg_idx(nlru, memcg_cache_id(memcg));
 }
 #else
+static void list_lru_register(struct list_lru *lru)
+{
+}
+
+static void list_lru_unregister(struct list_lru *lru)
+{
+}
+
 static inline bool list_lru_memcg_aware(struct list_lru *lru)
 {
 	return false;