On Thu, 26 Jan 2006, Matthew Dobson wrote:
> > All subsystems will now get more complicated by having to add this
> > emergency functionality?
>
> Certainly not. Only subsystems that want to use emergency pools will get
> more complicated. If you have a suggestion as to how to implement a
> similar feature that is completely transparent to its users, I would *love*
I thought the earlier __GFP_CRITICAL was a good idea.
> to hear it. I have tried to keep the changes to implement this
> functionality to a minimum. As the patches currently stand, existing slab
> allocator and mempool users can continue using these subsystems without
> modification.
The patches are extensive and the required changes to subsystems in order
to use these pools are also extensive.
> > There surely must be a better way than revising all subsystems for
> > critical allocations.
> Again, I could not find any way to implement this functionality without
> forcing the users of the functionality to make some, albeit very minor,
> changes. Specific suggestions are more than welcome! :)
Gfp flag? Better memory reclaim functionality?
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