On Thu, Sep 27, 2018 at 10:54:18AM -0600, Logan Gunthorpe wrote:

Introduce a quirk to use CMB-like memory on older devices that have
an exposed BAR but do not advertise support for using CMBLOC and
CMBSIZE.

We'd like to use some of these older cards to test P2P memory.

Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>

The implementation looks fine, and this is why we have quirks ... but
CMB has existed since 2014! :)

Reviewed-by: Keith Busch <redacted>