Re: [PATCH] cpuset: Rework sched domains and CPU hotplug handling(take 4)

From: Max Krasnyansky
Date: Tue Aug 12 2008 - 12:39:20 EST




Paul Jackson wrote:
> Rakib wrote:
>> Ok, this is the second place. But, what about the first place ( I
>> mean in line 614).
>
> You present me with a clear choice.
>
> I could find your past patch, applying it to whatever it applied to,
> and look to see what was at line 614.
>
> Or I could ask you to restate your point, with enough code
> displayed so that I could understand your point just by reading
> your email.
>
> I choose the second choice. Thank-you.

I think Rakib is talking about this code

> /* Special case for the 99% of systems with one, full, sched domain */
> if (is_sched_load_balance(&top_cpuset)) {
> doms = kmalloc(sizeof(cpumask_t), GFP_KERNEL);
> if (!doms)
> goto done;
>
> dattr = kmalloc(sizeof(struct sched_domain_attr), GFP_KERNEL);
> if (dattr) {
> *dattr = SD_ATTR_INIT;
> update_domain_attr_tree(dattr, &top_cpuset);
> }
> *doms = top_cpuset.cpus_allowed;
>
> ndoms = 1;
> goto done;
> }

Which I think is perfectly fine and clear.

There are only two matches for
/attr.*=.*alloc
We covered both of them.

Max



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