linux-kernel - [PATCH 1/3] percpu: clean up of schunk->map[] assignment in pcpu_setup_first

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Date:	Mon, 20 Jul 2015 22:55:28 +0800
From:	Baoquan He <bhe@...hat.com>
To:	tj@...nel.org, cl@...ux-foundation.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Cc:	Baoquan He <bhe@...hat.com>
Subject: [PATCH 1/3] percpu: clean up of schunk->map[] assignment in pcpu_setup_first_chunk

The original assignment is a little redundent.

Signed-off-by: Baoquan He <bhe@...hat.com>
---
 mm/percpu.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/mm/percpu.c b/mm/percpu.c
index 2dd7448..a63b4d8 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -1668,9 +1668,8 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
 	schunk->map[1] = ai->static_size;
 	schunk->map_used = 1;
 	if (schunk->free_size)
-		schunk->map[++schunk->map_used] = 1 | (ai->static_size + schunk->free_size);
-	else
-		schunk->map[1] |= 1;
+		schunk->map[++schunk->map_used] = ai->static_size + schunk->free_size;
+	schunk->map[schunk->map_used] |= 1;
 
 	/* init dynamic chunk if necessary */
 	if (dyn_size) {
-- 
1.9.3

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