On Fri, May 14, 2010 at 12:11:36PM +0800, Wu Fengguang wrote:
> > Pls. replace it with following code:
> >
> > +#ifdef CONFIG_NODE_HOTPLUG_EMU
> > +static ssize_t store_nodes_probe(struct sysdev_class *class,
> > + struct sysdev_class_attribute *attr,
> > + const char *buf, size_t count)
> > +{
> > + long nid;
> > + int ret;
> > +
> > + ret = strict_strtol(buf, 0, &nid);
> > + if (ret == -EINVAL)
> > + return ret;
> > +
> > + ret = hotadd_hidden_nodes(nid);
> > + if (!ret)
> > + return count;
> > + else
> > + return -EIO;
> > +}
> > +#endif
>
> How about this?
>
> err = strict_strtol(buf, 0, &nid);
> if (err < 0)
> return err;
>
> err = hotadd_hidden_nodes(nid);
> if (err < 0)
> return err;
>
> return count;
>
> Thanks,
> Fengguang
Both seems good.
Haicheng's code is prefered, since it was already reviewed.
--
Thanks & Regards,
Shaohui
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