linux-kernel - [patch 3/5] x86-64: remove dead debugging code for !pse setups

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Date:	Wed, 20 Mar 2013 14:03:30 -0400
From:	Johannes Weiner <hannes@...xchg.org>
To:	x86@...nel.org, Andrew Morton <akpm@...ux-foundation.org>
Cc:	Ben Hutchings <ben@...adent.org.uk>, linux-mm@...ck.org,
	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [patch 3/5] x86-64: remove dead debugging code for !pse setups

No need to maintain addr_end and p_end when they are never actually
read anywhere on !pse setups.  Remove the dead code.

Signed-off-by: Johannes Weiner <hannes@...xchg.org>
---
 arch/x86/mm/init_64.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 7dd132c..1acba7e 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1312,9 +1312,6 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node)
 
 			if (!p)
 				return -ENOMEM;
-
-			addr_end = addr + PAGE_SIZE;
-			p_end = p + PAGE_SIZE;
 		} else {
 			next = pmd_addr_end(addr, end);
 
-- 
1.7.11.7

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