linux-kernel - [PATCH 03/16] mm: remove obsolete macro NR_PCP_ORDER

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Date:   Fri, 9 Sep 2022 17:24:38 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>
CC:     <david@...hat.com>, <osalvador@...e.de>, <linux-mm@...ck.org>,
        <linux-kernel@...r.kernel.org>, <linmiaohe@...wei.com>
Subject: [PATCH 03/16] mm: remove obsolete macro NR_PCP_ORDER_MASK

Since commit 8b10b465d0e1 ("mm/page_alloc: free pages in a single pass
during bulk free"), it's not used anymore. Remove it.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 include/linux/mmzone.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index d907a29cc429..6950179a20a2 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -569,7 +569,6 @@ enum zone_watermarks {
  * in the least significant bits.
  */
 #define NR_PCP_ORDER_WIDTH 8
-#define NR_PCP_ORDER_MASK ((1<<NR_PCP_ORDER_WIDTH) - 1)
 
 #define min_wmark_pages(z) (z->_watermark[WMARK_MIN] + z->watermark_boost)
 #define low_wmark_pages(z) (z->_watermark[WMARK_LOW] + z->watermark_boost)
-- 
2.23.0