linux-kernel - [PATCH 28/31] Driver core: Move find_memory

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Date:	Fri, 22 Oct 2010 11:25:13 -0700
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Nathan Fontenot <nfont@...tin.ibm.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 28/31] Driver core: Move find_memory_block routine

From: Nathan Fontenot <nfont@...tin.ibm.com>

Move the find_memory_block() routine up to avoid needing a forward
declaration in subsequent patches.

Signed-off-by: Nathan Fontenot <nfont@...tin.ibm.com>
Reviewed-by: Robin Holt <holt@....com>
Reviewed-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/base/memory.c |   66 ++++++++++++++++++++++++------------------------
 1 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index a799440..63c2560 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -435,39 +435,6 @@ int __weak arch_get_memory_phys_device(unsigned long start_pfn)
 	return 0;
 }
 
-static int add_memory_block(int nid, struct mem_section *section,
-			unsigned long state, enum mem_add_context context)
-{
-	struct memory_block *mem = kzalloc(sizeof(*mem), GFP_KERNEL);
-	unsigned long start_pfn;
-	int ret = 0;
-
-	if (!mem)
-		return -ENOMEM;
-
-	mem->phys_index = __section_nr(section);
-	mem->state = state;
-	mutex_init(&mem->state_mutex);
-	start_pfn = section_nr_to_pfn(mem->phys_index);
-	mem->phys_device = arch_get_memory_phys_device(start_pfn);
-
-	ret = register_memory(mem, section);
-	if (!ret)
-		ret = mem_create_simple_file(mem, phys_index);
-	if (!ret)
-		ret = mem_create_simple_file(mem, state);
-	if (!ret)
-		ret = mem_create_simple_file(mem, phys_device);
-	if (!ret)
-		ret = mem_create_simple_file(mem, removable);
-	if (!ret) {
-		if (context == HOTPLUG)
-			ret = register_mem_sect_under_node(mem, nid);
-	}
-
-	return ret;
-}
-
 struct memory_block *find_memory_block_hinted(struct mem_section *section,
 					      struct memory_block *hint)
 {
@@ -507,6 +474,39 @@ struct memory_block *find_memory_block(struct mem_section *section)
 	return find_memory_block_hinted(section, NULL);
 }
 
+static int add_memory_block(int nid, struct mem_section *section,
+			unsigned long state, enum mem_add_context context)
+{
+	struct memory_block *mem = kzalloc(sizeof(*mem), GFP_KERNEL);
+	unsigned long start_pfn;
+	int ret = 0;
+
+	if (!mem)
+		return -ENOMEM;
+
+	mem->phys_index = __section_nr(section);
+	mem->state = state;
+	mutex_init(&mem->state_mutex);
+	start_pfn = section_nr_to_pfn(mem->phys_index);
+	mem->phys_device = arch_get_memory_phys_device(start_pfn);
+
+	ret = register_memory(mem, section);
+	if (!ret)
+		ret = mem_create_simple_file(mem, phys_index);
+	if (!ret)
+		ret = mem_create_simple_file(mem, state);
+	if (!ret)
+		ret = mem_create_simple_file(mem, phys_device);
+	if (!ret)
+		ret = mem_create_simple_file(mem, removable);
+	if (!ret) {
+		if (context == HOTPLUG)
+			ret = register_mem_sect_under_node(mem, nid);
+	}
+
+	return ret;
+}
+
 int remove_memory_block(unsigned long node_id, struct mem_section *section,
 		int phys_device)
 {
-- 
1.7.2

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