Re: [PATCH 04/11] unpaged: unifdefed PageCompound

William Lee Irwin III
2005-11-19T20:56:47Z

On Thu, 17 Nov 2005, David S. Miller wrote:
>> I think this is a good change regardless of the VM_RESERVED issues.
>> I've been wanting to use this facility in some sparc64 bits in
>> the past, for example. But since it was HUGETLB guarded that
>> wasn't possible.

On Sat, Nov 19, 2005 at 08:15:13PM +0000, Hugh Dickins wrote:
> I've only just found that we have to supply the __GFP_COMP flag to get
> this working. And one of the routes through snd_dma_alloc_pages goes
> to sbus_alloc_consistent. Would you be happy for me to send Andrew a
> patch with sparc and sparc64 sbus_alloc_consistent including __GFP_COMP?
> Ought I to do the same in the sparc and sparc64 pci_alloc_consistent??

I usually end up deferring to Dave on the driver issues, but this time
I can independently agree in an informed manner.

-- wli