Messages in this thread | | | Subject | Re: [PATCH v4 1/2] powerpc/pseries/iommu: Share the per-cpu TCE page with the hypervisor. | From | Leonardo Bras <> | Date | Wed, 04 Dec 2019 15:26:50 -0300 |
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On Sun, 2019-12-01 at 22:45 -0800, Ram Pai wrote: > @@ -206,8 +224,7 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum, > * from iommu_alloc{,_sg}() > */ > if (!tcep) { > - tcep = (__be64 *)__get_free_page(GFP_ATOMIC); > - /* If allocation fails, fall back to the loop implementation */ > + tcep = alloc_tce_page(); > if (!tcep) { > local_irq_restore(flags); > return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
The comment about failing allocation was removed, but I see no chage of behaviour here.
Can you please explain what/where it changes?
Best regards,
Leonardo [unhandled content-type:application/pgp-signature] | |