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SubjectRe: [GIT PULL] dma mapping fixes for 4.17-rc3
On Wed, 25 Apr 2018, Christoph Hellwig wrote:

> The following changes since commit 6d08b06e67cd117f6992c46611dfb4ce267cd71e:
>
> Linux 4.17-rc2 (2018-04-22 19:20:09 -0700)
>
> are available in the Git repository at:
>
> git://git.infradead.org/users/hch/dma-mapping.git tags/dma-mapping-4.17-3
>
> for you to fetch changes up to 60695be2bb6b0623f8e53bd9949d582a83c6d44a:
>
> dma-mapping: postpone cpu addr translation on mmap (2018-04-23 14:44:24 +0200)
>
> ----------------------------------------------------------------
> A few small dma-mapping fixes for Linux 4.17-rc3:
>
> - don't loop to try GFP_DMA allocations if ZONE_DMA is not actually
> enabled (regression in 4.16)

Shouldn't that test for dev->coherent_dma_mask < DMA_BIT_MASK(32) be more
accurately <=?

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