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 <h...@lst.de>
---
drivers/gpu/drm/nouveau/Kconfig | 1 +
mm/Kconfig | 1 -
2 files changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
index 66c839d8e9d1..96b9814e6d06 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 73676cb4693f..eca88679b624 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -679,7 +679,6 @@ config HMM_MIRROR
bool "HMM mirror CPU page table into a device page table"
depends on MMU
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".
--
2.20.1
_______________________________________________
Linux-nvdimm mailing list
Linux-nvdimm@lists.01.org
https://lists.01.org/mailman/listinfo/linux-nvdimm
