How can a driver module allocate one or more big blocks of memory (16 GB and more) which are pinned and contiguous without reserving them at boot time?

Solution Unverified - Updated -

Issue

How can a driver module allocate one or more big blocks of memory (16 GB and more) which are pinned and contiguous without reserving them at boot time. Is it possible using ZONE_DMA32?

Environment

  • Red Hat Enterprise Linux 6.4

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