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SubjectRe: [RFC PATCH v2 02/12] arch/x86/kernel/amd_gart_64: update usage of address zone modifiers
This code doesn't exist in current mainline.  What kernel version
is your patch against?

On Mon, May 21, 2018 at 11:20:23PM +0800, Huaisheng Ye wrote:
> From: Huaisheng Ye <>
> Use __GFP_ZONE_MASK to replace (__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32).
> ___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP
> bitmasks, the bottom three bits of GFP mask is reserved for storing
> encoded zone number.
> __GFP_DMA, __GFP_HIGHMEM and __GFP_DMA32 should not be operated by OR.

If they have already been deleted the identifier should not exist
anymore, so either your patch has issues, or at least the description.

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