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From: KAMEZAWA Hiroyuki on 20 Jul 2010 03:10
On Mon, 19 Jul 2010 22:51:42 -0500
Nathan Fontenot <nfont(a)austin.ibm.com> wrote:

> Move the find_me mory_block() routine up to avoid needing a forward
> declaration in subsequent patches.
>
> Signed-off-by: Nathan Fontenot <nfont(a)austin.ibm.com>

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu(a)jp.fujitsu.com>

> ---
> drivers/base/memory.c | 62 +++++++++++++++++++++++++-------------------------
> 1 file changed, 31 insertions(+), 31 deletions(-)
>
> Index: linux-2.6/drivers/base/memory.c
> ===================================================================
> --- linux-2.6.orig/drivers/base/memory.c 2010-07-16 12:41:30.000000000 -0500
> +++ linux-2.6/drivers/base/memory.c 2010-07-19 20:42:11.000000000 -0500
> @@ -435,6 +435,37 @@ int __weak arch_get_memory_phys_device(u
> return 0;
> }
>
> +/*
> + * For now, we have a linear search to go find the appropriate
> + * memory_block corresponding to a particular phys_index. If
> + * this gets to be a real problem, we can always use a radix
> + * tree or something here.
> + *
> + * This could be made generic for all sysdev classes.
> + */
> +struct memory_block *find_memory_block(struct mem_section *section)
> +{
> + struct kobject *kobj;
> + struct sys_device *sysdev;
> + struct memory_block *mem;
> + char name[sizeof(MEMORY_CLASS_NAME) + 9 + 1];
> +
> + /*
> + * This only works because we know that section == sysdev->id
> + * slightly redundant with sysdev_register()
> + */
> + sprintf(&name[0], "%s%d", MEMORY_CLASS_NAME, __section_nr(section));
> +
> + kobj = kset_find_obj(&memory_sysdev_class.kset, name);
> + if (!kobj)
> + return NULL;
> +
> + sysdev = container_of(kobj, struct sys_device, kobj);
> + mem = container_of(sysdev, struct memory_block, sysdev);
> +
> + return mem;
> +}
> +
> static int add_memory_block(int nid, struct mem_section *section,
> unsigned long state, enum mem_add_context context)
> {
> @@ -468,37 +499,6 @@ static int add_memory_block(int nid, str
> return ret;
> }
>
> -/*
> - * For now, we have a linear search to go find the appropriate
> - * memory_block corresponding to a particular phys_index. If
> - * this gets to be a real problem, we can always use a radix
> - * tree or something here.
> - *
> - * This could be made generic for all sysdev classes.
> - */
> -struct memory_block *find_memory_block(struct mem_section *section)
> -{
> - struct kobject *kobj;
> - struct sys_device *sysdev;
> - struct memory_block *mem;
> - char name[sizeof(MEMORY_CLASS_NAME) + 9 + 1];
> -
> - /*
> - * This only works because we know that section == sysdev->id
> - * slightly redundant with sysdev_register()
> - */
> - sprintf(&name[0], "%s%d", MEMORY_CLASS_NAME, __section_nr(section));
> -
> - kobj = kset_find_obj(&memory_sysdev_class.kset, name);
> - if (!kobj)
> - return NULL;
> -
> - sysdev = container_of(kobj, struct sys_device, kobj);
> - mem = container_of(sysdev, struct memory_block, sysdev);
> -
> - return mem;
> -}
> -
> int remove_memory_block(unsigned long node_id, struct mem_section *section,
> int phys_device)
> {
> --
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Prev: v3 Add new phys_index properties
Next: slab: use deferable timers for its periodic housekeeping