From: Johannes Weiner <hannes@cmpxchg.org>
Date: Tue, 26 Mar 2013 23:24:43 +0000 (+1100)
Subject: x86-64: remove dead debugging code for !pse setups
X-Git-Tag: next-20130404~3^2~372
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3cbbcb9fad692e9c5c79cd61ff303bb17328d332;p=karo-tx-linux.git

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@cmpxchg.org>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Bernhard Schmidt <Bernhard.Schmidt@lrz.de>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 5bd71c147260..bc65a0792172 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1311,9 +1311,6 @@ 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);