DMA allocations from CMA and fatal_signal_pending check

[Maxime Bizon]

On Fri, 2014-10-31 at 17:28 +0900, Joonsoo Kim wrote:

> I guess that it is okay that bcm_sysport_open() return -EINTR?

actually, since CMA alloc is hidden behind dma_alloc_coherent(), all you
get back is NULL and then return ENOMEM.

-- 
Maxime