diff mbox series

[01/35] drm/amdkfd: select kernel DEVICE_PRIVATE option

Message ID 20210107030127.20393-2-Felix.Kuehling@amd.com (mailing list archive)
State New, archived
Headers show
Series Add HMM-based SVM memory manager to KFD | expand

Commit Message

Felix Kuehling Jan. 7, 2021, 3 a.m. UTC 
From: Philip Yang <Philip.Yang@amd.com>

DEVICE_PRIVATE kernel config option is required for HMM page migration,
to register vram (GPU device memory) as DEVICE_PRIVATE zone memory.
Enabling this option recompiles kernel.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
 drivers/gpu/drm/amd/amdkfd/Kconfig | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig
index e8fb10c41f16..33f8efadc6f6 100644
--- a/drivers/gpu/drm/amd/amdkfd/Kconfig
+++ b/drivers/gpu/drm/amd/amdkfd/Kconfig
@@ -7,6 +7,7 @@  config HSA_AMD
 	bool "HSA kernel driver for AMD GPU devices"
 	depends on DRM_AMDGPU && (X86_64 || ARM64 || PPC64)
 	imply AMD_IOMMU_V2 if X86_64
+	select DEVICE_PRIVATE
 	select MMU_NOTIFIER
 	help
 	  Enable this if you want to use HSA features on AMD GPU devices.