From fc5d1073cae299de4517755a910df4f12a6a438f Mon Sep 17 00:00:00 2001
From: David Rientjes <rientjes@google.com>
Date: Mon, 26 Mar 2018 23:27:21 -0700
Subject: x86/mm/32: Remove unused node_memmap_size_bytes() &
 CONFIG_NEED_NODE_MEMMAP_SIZE logic

node_memmap_size_bytes() has been unused since the v3.9 kernel, so remove it.

Signed-off-by: David Rientjes <rientjes@google.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-mm@kvack.org
Fixes: f03574f2d5b2 ("x86-32, mm: Rip out x86_32 NUMA remapping code")
Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1803262325540.256524@chino.kir.corp.google.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/mm/numa_32.c | 11 -----------
 1 file changed, 11 deletions(-)

(limited to 'arch/x86/mm')

diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c
index aca6295350f3..e8a4a09e20f1 100644
--- a/arch/x86/mm/numa_32.c
+++ b/arch/x86/mm/numa_32.c
@@ -60,17 +60,6 @@ void memory_present(int nid, unsigned long start, unsigned long end)
 	}
 	printk(KERN_CONT "\n");
 }
-
-unsigned long node_memmap_size_bytes(int nid, unsigned long start_pfn,
-					      unsigned long end_pfn)
-{
-	unsigned long nr_pages = end_pfn - start_pfn;
-
-	if (!nr_pages)
-		return 0;
-
-	return (nr_pages + 1) * sizeof(struct page);
-}
 #endif
 
 extern unsigned long highend_pfn, highstart_pfn;
-- 
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