Re: mmotm 2015-01-22-15-04: qemu failure due to 'mm: memcontrol: remove unnecessary soft limit tree node test'

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, 23 Jan 2015, Johannes Weiner wrote:

>         struct mem_cgroup_tree_per_node *rtpn;
>         struct mem_cgroup_tree_per_zone *rtpz;
> -       int tmp, node, zone;
> +       int node, zone;
>
>         for_each_node(node) {

Do for_each_online_node(node) {

instead?

> -               tmp = node;
> -               if (!node_state(node, N_NORMAL_MEMORY))
> -                       tmp = -1;
> -               rtpn = kzalloc_node(sizeof(*rtpn), GFP_KERNEL, tmp);
> +               rtpn = kzalloc_node(sizeof(*rtpn), GFP_KERNEL, node);
>                 BUG_ON(!rtpn);
>
>                 soft_limit_tree.rb_tree_per_node[node] = rtpn;
>
> --
>
> Is the assumption of this patch wrong?  Does the specified node have
> to be online for the fallback to work?
>
> Thanks
>
--
To unsubscribe from this list: send the line "unsubscribe linux-next" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Kernel]     [Linux USB Development]     [Yosemite News]     [Linux SCSI]

  Powered by Linux