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SubjectRe: [PATCH v3 5/5] mm/slub: do not create dma-kmalloc if no managed pages in DMA zone
On Tue, Dec 14, 2021 at 11:07:34AM -0600, john.p.donnelly@oracle.com wrote:
> Is CONFIG_ZONE_DMA even needed anymore in x86_64 ?

Yes. There are still plenty of addressing challenged devices, mostly
ISA-like but also a few PCI/PCIe ones.

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