Messages in this thread | | | Date | Tue, 10 Apr 2018 12:30:23 -0500 (CDT) | From | Christopher Lameter <> | Subject | Re: [PATCH 1/2] slab: __GFP_ZERO is incompatible with a constructor |
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On Tue, 10 Apr 2018, Matthew Wilcox wrote:
> If we want to get rid of the concept of constructors, it's doable, > but somebody needs to do the work to show what the effects will be.
How do you envision dealing with the SLAB_TYPESAFE_BY_RCU slab caches? Those must have a defined state of the objects at all times and a constructor is required for that. And their use of RCU is required for numerous lockless lookup algorithms in the kernhel.
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