Commit b6b346a0 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jason Gunthorpe
Browse files

mm: don't select MIGRATE_VMA_HELPER from HMM_MIRROR 



The migrate_vma helper is only used by noveau to migrate device private
pages around.  Other HMM_MIRROR users like amdgpu or infiniband don't
need it.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarJason Gunthorpe <jgg@mellanox.com>
Reviewed-by: default avatarDan Williams <dan.j.williams@intel.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 43535b0a

drivers/gpu/drm/nouveau/Kconfig

+1 −0
Original line number Original line Diff line number Diff line
@@ -88,6 +88,7 @@ config DRM_NOUVEAU_SVM 
	depends on DRM_NOUVEAU

	depends on DRM_NOUVEAU

	depends on HMM_MIRROR

	depends on HMM_MIRROR

	depends on STAGING

	depends on STAGING

	select MIGRATE_VMA_HELPER

	default n

	default n

	help

	help

	  Say Y here if you want to enable experimental support for

	  Say Y here if you want to enable experimental support for

mm/Kconfig

+0 −1
Original line number Original line Diff line number Diff line
@@ -680,7 +680,6 @@ config HMM_MIRROR 
	depends on (X86_64 || PPC64)

	depends on (X86_64 || PPC64)

	depends on MMU && 64BIT

	depends on MMU && 64BIT

	select MMU_NOTIFIER

	select MMU_NOTIFIER

	select MIGRATE_VMA_HELPER

	help

	help

	  Select HMM_MIRROR if you want to mirror range of the CPU page table of a

	  Select HMM_MIRROR if you want to mirror range of the CPU page table of a

	  process into a device page table. Here, mirror means "keep synchronized".

	  process into a device page table. Here, mirror means "keep synchronized".

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