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List:       lhms-devel
Subject:    [Lhms-devel] [RFC/PATCH: 009/010] Memory hotplug for new nodes with pgdat allocation.(Register start
From:       Yasunori Goto <y-goto () jp ! fujitsu ! com>
Date:       2006-02-10 14:21:41
Message-ID: 20060210224641.C542.Y-GOTO () jp ! fujitsu ! com
[Download RAW message or body]


This is a patch to create start function which calls add_memory().
Container driver can call add_memory() by this.

Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>

Index: pgdat2/drivers/acpi/acpi_memhotplug.c
===================================================================
--- pgdat2.orig/drivers/acpi/acpi_memhotplug.c	2006-02-10 17:24:09.000000000 +0900
+++ pgdat2/drivers/acpi/acpi_memhotplug.c	2006-02-10 17:24:10.000000000 +0900
@@ -57,6 +57,7 @@ MODULE_LICENSE("GPL");
 
 static int acpi_memory_device_add(struct acpi_device *device);
 static int acpi_memory_device_remove(struct acpi_device *device, int type);
+static int acpi_memory_device_start (struct acpi_device *device);
 
 static struct acpi_driver acpi_memory_device_driver = {
 	.name = ACPI_MEMORY_DEVICE_DRIVER_NAME,
@@ -65,6 +66,7 @@ static struct acpi_driver acpi_memory_de
 	.ops = {
 		.add = acpi_memory_device_add,
 		.remove = acpi_memory_device_remove,
+		.start = acpi_memory_device_start,
 		},
 };
 
@@ -391,6 +393,26 @@ static int acpi_memory_device_remove(str
 	return_VALUE(0);
 }
 
+static int
+acpi_memory_device_start (struct acpi_device *device)
+{
+	struct acpi_memory_device *mem_device = NULL;
+	int result = 0;
+
+	ACPI_FUNCTION_TRACE("acpi_memory_device_start");
+
+	mem_device = (struct acpi_memory_device *) acpi_driver_data(device);
+
+	if (!acpi_memory_check_device(mem_device)){
+		/* call add_memory func */
+		result = acpi_memory_enable_device(mem_device);
+		if (result)
+			ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+			"Error in acpi_memory_enable_device\n"));
+	}
+	return_VALUE(result);
+}
+
 /*
  * Helper function to check for memory device
  */

-- 
Yasunori Goto 




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