linux-kernel - [PATCH 1/2] perpcu: correct pcpu_find_block

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Date:   Mon, 4 Mar 2019 10:33:52 +0000
From:   Peng Fan <peng.fan@....com>
To:     "dennis@...nel.org" <dennis@...nel.org>,
        "tj@...nel.org" <tj@...nel.org>, "cl@...ux.com" <cl@...ux.com>
CC:     "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "van.freenix@...il.com" <van.freenix@...il.com>,
        Peng Fan <peng.fan@....com>
Subject: [PATCH 1/2] perpcu: correct pcpu_find_block_fit comments

pcpu_find_block_fit is not find block index, it is to find
the bitmap off in a chunk.

Signed-off-by: Peng Fan <peng.fan@....com>
---

V1:
  Based on https://patchwork.kernel.org/cover/10832459/ applied linux-next

 mm/percpu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/percpu.c b/mm/percpu.c
index 7f630d5469e8..5ee90fc34ea3 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -1061,7 +1061,7 @@ static bool pcpu_is_populated(struct pcpu_chunk *chunk, int bit_off, int bits,
 }
 
 /**
- * pcpu_find_block_fit - finds the block index to start searching
+ * pcpu_find_block_fit - finds the offset in chunk bitmap to start searching
  * @chunk: chunk of interest
  * @alloc_bits: size of request in allocation units
  * @align: alignment of area (max PAGE_SIZE bytes)
-- 
2.16.4