From: Christoph Hellwig Date: Wed, 26 Jun 2019 12:27:24 +0000 (+0200) Subject: mm: don't select MIGRATE_VMA_HELPER from HMM_MIRROR X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b6b346a0665a8bf8b28fd851217c435a3eec4af9;p=linux.git 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: Christoph Hellwig Reviewed-by: Jason Gunthorpe Reviewed-by: Dan Williams Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig index 66c839d8e9d16..96b9814e6d063 100644 --- a/drivers/gpu/drm/nouveau/Kconfig +++ b/drivers/gpu/drm/nouveau/Kconfig @@ -88,6 +88,7 @@ config DRM_NOUVEAU_SVM depends on DRM_NOUVEAU depends on HMM_MIRROR depends on STAGING + select MIGRATE_VMA_HELPER default n help Say Y here if you want to enable experimental support for diff --git a/mm/Kconfig b/mm/Kconfig index 1e426c26b1d65..40cf0562412db 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -680,7 +680,6 @@ config HMM_MIRROR depends on (X86_64 || PPC64) depends on MMU && 64BIT select MMU_NOTIFIER - select MIGRATE_VMA_HELPER help 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".