From: Baoquan He <bhe@redhat.com>
To: tj@kernel.org, cl@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Cc: Baoquan He <bhe@redhat.com>
Subject: [PATCH 1/3] percpu: clean up of schunk->map[] assignment in pcpu_setup_first_chunk
Date: Mon, 20 Jul 2015 22:55:28 +0800 [thread overview]
Message-ID: <1437404130-5188-1-git-send-email-bhe@redhat.com> (raw)
The original assignment is a little redundent.
Signed-off-by: Baoquan He <bhe@redhat.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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next reply other threads:[~2015-07-20 14:55 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-20 14:55 Baoquan He [this message]
2015-07-20 14:55 ` [PATCH 2/3] perpuc: check pcpu_first_chunk and pcpu_reserved_chunk to avoid handling them twice Baoquan He
2015-07-21 15:28 ` Tejun Heo
2015-07-22 0:03 ` Baoquan He
2015-07-22 13:52 ` Tejun Heo
2015-07-22 14:29 ` Baoquan He
2015-07-22 14:37 ` Tejun Heo
2015-07-23 1:56 ` Baoquan He
2015-07-23 1:53 ` [PATCH v3 2/3] percpu: Add WARN_ON into percpu_init_late Baoquan He
2015-07-20 14:55 ` [PATCH 3/3] percpu: add macro PCPU_CHUNK_AREA_IN_USE Baoquan He
2015-07-20 15:35 ` Christoph Lameter
2015-07-22 0:25 ` Baoquan He
2015-07-21 15:30 ` Tejun Heo
2015-07-22 0:28 ` Baoquan He
2015-07-22 13:53 ` Tejun Heo
2015-07-23 1:55 ` Baoquan He
2015-07-23 1:50 ` [PATCH v2 3/3] percpu: add macro PCPU_MAP_BUSY Baoquan He
2015-07-20 15:32 ` [PATCH 1/3] percpu: clean up of schunk->map[] assignment in pcpu_setup_first_chunk Christoph Lameter
2015-07-21 15:33 ` Tejun Heo
2015-07-22 0:56 ` Baoquan He
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