linux-kernel - [PATCH 1/2] mm: Keep int fields in struct shrink

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Date:   Thu, 19 Jul 2018 13:51:19 +0300
From:   Kirill Tkhai <ktkhai@...tuozzo.com>
To:     akpm@...ux-foundation.org, vdavydov.dev@...il.com,
        penguin-kernel@...ove.SAKURA.ne.jp, chris@...is-wilson.co.uk,
        gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        ktkhai@...tuozzo.com
Subject: [PATCH 1/2] mm: Keep int fields in struct shrink_control together

gfp_t is of unsigned type, so let's move nid to keep
them together.

Signed-off-by: Kirill Tkhai <ktkhai@...tuozzo.com>
---
 include/linux/shrinker.h |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h
index b154fd2b084c..d58aaaed34a4 100644
--- a/include/linux/shrinker.h
+++ b/include/linux/shrinker.h
@@ -12,6 +12,9 @@
 struct shrink_control {
 	gfp_t gfp_mask;
 
+	/* current node being shrunk (for NUMA aware shrinkers) */
+	int nid;
+
 	/*
 	 * How many objects scan_objects should scan and try to reclaim.
 	 * This is reset before every call, so it is safe for callees
@@ -26,9 +29,6 @@ struct shrink_control {
 	 */
 	unsigned long nr_scanned;
 
-	/* current node being shrunk (for NUMA aware shrinkers) */
-	int nid;
-
 	/* current memcg being shrunk (for memcg aware shrinkers) */
 	struct mem_cgroup *memcg;
 };