Thomas Klein wrote:

All kernel memory which is used for kernel/hardware data transfer must be registered
with firmware using "memory regions". 16GB hugepages may not be part of a memory region
due to firmware restrictions.
This patch modifies the walk_memory_resource callback fn to filter hugepages and add
only standard memory to the busmap which is later on used for MR registration.

Signed-off-by: Thomas Klein <redacted>
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This reworked patch accounts for comments I got. It's based on davem's net-2.6.git.

applied