From: Yinghai Lu <yinghai@kernel.org>
To: Tejun Heo <tj@kernel.org>, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>
Cc: David Miller <davem@davemloft.net>, linux-kernel@vger.kernel.org
Subject: [PATCH] x86: remove duplicated code with pcpu_need_numa()
Date: Wed, 01 Apr 2009 00:27:44 -0700 [thread overview]
Message-ID: <49D31770.9090502@kernel.org> (raw)
In-Reply-To: <49D30469.8020006@kernel.org>
Impact: clean up
those code pcpu_need_numa(), should be removed.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
arch/x86/kernel/setup_percpu.c | 14 --------------
1 file changed, 14 deletions(-)
Index: linux-2.6/arch/x86/kernel/setup_percpu.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/setup_percpu.c
+++ linux-2.6/arch/x86/kernel/setup_percpu.c
@@ -153,7 +153,6 @@ static struct page * __init pcpur_get_pa
static ssize_t __init setup_pcpu_remap(size_t static_size)
{
static struct vm_struct vm;
- pg_data_t *last;
size_t ptrs_size, dyn_size;
unsigned int cpu;
ssize_t ret;
@@ -165,19 +164,6 @@ static ssize_t __init setup_pcpu_remap(s
if (!cpu_has_pse || !pcpu_need_numa())
return -EINVAL;
- last = NULL;
- for_each_possible_cpu(cpu) {
- int node = early_cpu_to_node(cpu);
-
- if (node_online(node) && NODE_DATA(node) &&
- last && last != NODE_DATA(node))
- goto proceed;
-
- last = NODE_DATA(node);
- }
- return -EINVAL;
-
-proceed:
/*
* Currently supports only single page. Supporting multiple
* pages won't be too difficult if it ever becomes necessary.
next prev parent reply other threads:[~2009-04-01 7:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-01 5:31 Inverted NUMA test in setup_pcpu_remap()? David Miller
2009-04-01 5:56 ` Yinghai Lu
2009-04-01 6:06 ` [PATCH] x86,percpu: fix inverted NUMA test in setup_pcpu_remap() Tejun Heo
2009-04-01 7:27 ` Yinghai Lu [this message]
2009-04-01 7:33 ` [PATCH] x86: remove duplicated code with pcpu_need_numa() Tejun Heo
2009-04-01 8:04 ` David Miller
2009-04-02 4:09 ` [tip:x86/urgent] " Yinghai Lu
2009-04-02 4:09 ` [tip:x86/urgent] x86,percpu: fix inverted NUMA test in setup_pcpu_remap() Tejun Heo
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