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SubjectRe: [PATCH v2 10/10] nvmet: Optionally use PCI P2P memory
On Thu, Mar 01, 2018 at 11:00:51PM +0000, Stephen  Bates wrote:
> P2P is about offloading the memory and PCI subsystem of the host CPU
> and this is achieved no matter which p2p_dev is used.

Even within a device, memory attributes for its various regions may not be
the same. There's a meaningful difference between writing to an NVMe CMB
vs PMR, and a single device could have both. We don't want to lump these
all together without knowing which region you're allocating from, right?

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