Messages in this thread | | | Date | Tue, 8 Sep 2009 15:57:04 -0400 (EDT) | From | Christoph Lameter <> | Subject | Re: [PATCH] slub: fix slab_pad_check() |
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On Fri, 4 Sep 2009, Paul E. McKenney wrote:
> We have gotten along fine with only SLAB_DESTROY_BY_RCU for almost > five years, so I think we are plenty fine with what we have. So, as > you say, "as the need arises".
These were the glory years where SLAB_DESTROY_BY_RCU was only used for anonymous vmas. Now Eric has picked it up for the net subsystem. You may see the RCU use proliferate.
The kmem_cache_destroy rcu barriers did not matter until SLAB_DESTROY_BY_RCU spread.
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