linux-kernel - [PATCH 09/33] x86-64, NUMA: Remove local variable found from amd_numa

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Date:	Wed, 16 Feb 2011 13:20:43 +0100
From:	Tejun Heo <tj@...nel.org>
To:	linux-kernel@...r.kernel.org, x86@...nel.org, yinghai@...nel.org,
	brgerst@...il.com, gorcunov@...il.com, shaohui.zheng@...el.com,
	rientjes@...gle.com, mingo@...e.hu, hpa@...ux.intel.com,
	ankita@...ibm.com
Cc:	Tejun Heo <tj@...nel.org>
Subject: [PATCH 09/33] x86-64, NUMA: Remove local variable found from amd_numa_init()

Use weight count on mem_nodes_parsed instead.

Signed-off-by: Tejun Heo <tj@...nel.org>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Brian Gerst <brgerst@...il.com>
Cc: Cyrill Gorcunov <gorcunov@...il.com>
Cc: Shaohui Zheng <shaohui.zheng@...el.com>
Cc: David Rientjes <rientjes@...gle.com>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: H. Peter Anvin <hpa@...ux.intel.com>
---
 arch/x86/mm/amdtopology_64.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/x86/mm/amdtopology_64.c b/arch/x86/mm/amdtopology_64.c
index 4f822a2..7d85cf7 100644
--- a/arch/x86/mm/amdtopology_64.c
+++ b/arch/x86/mm/amdtopology_64.c
@@ -74,7 +74,7 @@ int __init amd_numa_init(void)
 	unsigned long end = PFN_PHYS(max_pfn);
 	unsigned numnodes;
 	unsigned long prevbase;
-	int i, nb, found = 0;
+	int i, nb;
 	u32 nodeid, reg;
 
 	if (!early_pci_allowed())
@@ -165,8 +165,6 @@ int __init amd_numa_init(void)
 		pr_info("Node %d MemBase %016lx Limit %016lx\n",
 			nodeid, base, limit);
 
-		found++;
-
 		nodes[nodeid].start = base;
 		nodes[nodeid].end = limit;
 
@@ -176,7 +174,7 @@ int __init amd_numa_init(void)
 		node_set(nodeid, cpu_nodes_parsed);
 	}
 
-	if (!found)
+	if (!nodes_weight(mem_nodes_parsed))
 		return -ENOENT;
 	return 0;
 }
-- 
1.7.1

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