On Fri, 17 Apr 2020, Christoph Hellwig wrote:
> So modulo a few comments that I can fix up myself this looks good. Unless
> you want to resend for some reason I'm ready to pick this up once I open
> the dma-mapping tree after -rc2.
>
Yes, please do, and thanks to both you and Thomas for the gui
So modulo a few comments that I can fix up myself this looks good. Unless
you want to resend for some reason I'm ready to pick this up once I open
the dma-mapping tree after -rc2.
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set_memory_decrypted() may block so it is not possible to do non-blocking
allocations through the DMA API for devices that required unencrypted
memory.
The solution is to expand the atomic DMA pools for the various possible
gfp requirements as a means to prevent an unnecessary depletion of lowmem.
