Re: [PATCH -mm 0/6] rcu: introduce kfree_rcu V2

[Ingo Molnar]

* Lai Jiangshan <laijs@xxxxxxxxxxxxxx> wrote:

> 
> There are 23 instances where the rcu callback just does
> 
> 	kfree(containerof(head,struct whatever_struct,rcu_member));
> 
> The 23 instances exist because there are 23 'struct 
> whatever_struct' with their individual rcu_member. These 
> patches creates a generic kfree_rcu() function that removes 
> the need for these 23 helpers.

Nice idea. The patches dont actually remove the RCU helpers 
anywhere. Might be useful to include a few example conversions 
of this facility as well, so that the total impact can be seen.

	Ingo
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