[PATCH 1/2] perpcu: correct pcpu_find_block_fit comments

[Peng Fan]

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@xxxxxxx>
---

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