Re: [PATCH 3/5] dma-direct: refine dma_direct_alloc zone selection
From: Christoph Hellwig <hch@lst.de>
Date: 2018-09-27 15:30:32
Also in:
linux-iommu, lkml
On Thu, Sep 27, 2018 at 03:30:20PM +0100, Robin Murphy wrote:
quoted
+static gfp_t __dma_direct_optimal_gfp_mask(struct device *dev, u64 dma_mask, + u64 *phys_mask) +{ + if (force_dma_unencrypted()) + *phys_mask = __dma_to_phys(dev, dma_mask); + else + *phys_mask = dma_to_phys(dev, dma_mask);Maybe make phys_to_dma_direct() take u64 instead of phys_addr_t so we can reuse it here?
This is a dma_to_phys and not a phys_to_dma.