linux-kernel - [PATCH 1/8] mm/percpu: remove unused pcpu_map_extend

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Message-Id: <20221024081435.204970-2-bhe@redhat.com>
Date:   Mon, 24 Oct 2022 16:14:28 +0800
From:   Baoquan He <bhe@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     Dennis Zhou <dennis@...nel.org>, Tejun Heo <tj@...nel.org>,
        Christoph Lameter <cl@...ux.com>,
        Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        Baoquan He <bhe@...hat.com>
Subject: [PATCH 1/8] mm/percpu: remove unused pcpu_map_extend_chunks

Since commit 40064aeca35c ("percpu: replace area map allocator with
bitmap"), it is unneeded.

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

diff --git a/mm/percpu.c b/mm/percpu.c
index 27697b2429c2..26d8cd2ca323 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -174,9 +174,6 @@ static DEFINE_MUTEX(pcpu_alloc_mutex);	/* chunk create/destroy, [de]pop, map ext
 
 struct list_head *pcpu_chunk_lists __ro_after_init; /* chunk list slots */
 
-/* chunks which need their map areas extended, protected by pcpu_lock */
-static LIST_HEAD(pcpu_map_extend_chunks);
-
 /*
  * The number of empty populated pages, protected by pcpu_lock.
  * The reserved chunk doesn't contribute to the count.
-- 
2.34.1