[openib-general] Re: page allocation failure with kdapl/mthca

Grant Grundler iod00d at hp.com
Wed Jun 22 23:42:08 PDT 2005


On Wed, Jun 22, 2005 at 12:00:10PM -0700, Roland Dreier wrote:
>     Roland> I just checked in a change that converts from using
>     Roland> pci_alloc_consistent(), which is always GFP_ATOMIC, to
>     Roland> dma_alloc_coherent(..., GFP_KERNEL).

This arch specific.

On ia64 I expect both functions to land in the same bit of code.
For ZX1 platforms, that is sba_alloc_coherent().
See arch/ia64/hp/common/sba_iommu.c since the behavior is
different depending on CONFIG_NUMA setting.

Sorry, I missed/forgot what the original problem was.

grant



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