On Wed 21-06-17 10:57:26, Dou Liyang wrote:
> ... initializes local parameters "p_node" & "parent" for
> register_node().
>
> But, register_node() does not use them.
>
> Remove the related code of "parent" node, cleanup __register_one_node()
> and register_node().
>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> Cc: David Rientjes <rientjes@xxxxxxxxxx>
> Cc: Michal Hocko <mhocko@xxxxxxxxxx>
> Cc: isimatu.yasuaki@xxxxxxxxxxxxxx
> Signed-off-by: Dou Liyang <douly.fnst@xxxxxxxxxxxxxx>
> Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
I am sorry, this slipped through cracks.
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
> ---
> V1 --> V2:
> Rebase it on
> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git akpm
>
> drivers/base/node.c | 9 ++-------
> 1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/base/node.c b/drivers/base/node.c
> index 73d39bc..d8dc830 100644
> --- a/drivers/base/node.c
> +++ b/drivers/base/node.c
> @@ -288,7 +288,7 @@ static void node_device_release(struct device *dev)
> *
> * Initialize and register the node device.
> */
> -static int register_node(struct node *node, int num, struct node *parent)
> +static int register_node(struct node *node, int num)
> {
> int error;
>
> @@ -567,19 +567,14 @@ static void init_node_hugetlb_work(int nid) { }
>
> int __register_one_node(int nid)
> {
> - int p_node = parent_node(nid);
> - struct node *parent = NULL;
> int error;
> int cpu;
>
> - if (p_node != nid)
> - parent = node_devices[p_node];
> -
> node_devices[nid] = kzalloc(sizeof(struct node), GFP_KERNEL);
> if (!node_devices[nid])
> return -ENOMEM;
>
> - error = register_node(node_devices[nid], nid, parent);
> + error = register_node(node_devices[nid], nid);
>
> /* link cpu under this node */
> for_each_present_cpu(cpu) {
> --
> 2.5.5
>
>
>
> --
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--
Michal Hocko
SUSE Labs
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