linux-kernel - [PATCH] mm: remove unused early_pfn

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Message-Id: <20200923162915.26935-1-rppt@kernel.org>
Date:   Wed, 23 Sep 2020 19:29:15 +0300
From:   Mike Rapoport <rppt@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Mike Rapoport <rppt@...nel.org>,
        Mike Rapoport <rppt@...ux.ibm.com>
Subject: [PATCH] mm: remove unused early_pfn_valid()

From: Mike Rapoport <rppt@...ux.ibm.com>

The early_pfn_valid() macro is defined by it is never used.
Remove it.

Signed-off-by: Mike Rapoport <rppt@...ux.ibm.com>
---
 include/linux/mmzone.h | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 8379432f4f2f..38264363b0d4 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1376,7 +1376,6 @@ static inline unsigned long next_present_section_nr(unsigned long section_nr)
 #define pfn_to_nid(pfn)		(0)
 #endif
 
-#define early_pfn_valid(pfn)	pfn_valid(pfn)
 void sparse_init(void);
 #else
 #define sparse_init()	do {} while (0)
@@ -1396,10 +1395,6 @@ struct mminit_pfnnid_cache {
 	int last_nid;
 };
 
-#ifndef early_pfn_valid
-#define early_pfn_valid(pfn)	(1)
-#endif
-
 /*
  * If it is possible to have holes within a MAX_ORDER_NR_PAGES, then we
  * need to check pfn validity within that MAX_ORDER_NR_PAGES block.
-- 
2.28.0