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From 2b0e9fd4cc8a7184c59518f094cb6086b591a012 Mon Sep 17 00:00:00 2001
From: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Date: Tue, 30 Apr 2019 19:04:57 -0400
Subject: [PATCH 2778/2940] drm/amdkfd: Use device cgroup only if enabled in
Kconfig
Change-Id: I7a66f3204ae973802138da196a344c8740cb097f
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index 7cd1404129f4..6f22f4e1dba5 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -1156,11 +1156,15 @@ int kfd_ipc_init(void);
/* Check with device cgroup if @kfd device is accessible */
static inline int kfd_devcgroup_check_permission(struct kfd_dev *kfd)
{
+#if defined(CONFIG_CGROUP_DEVICE)
struct drm_device *ddev = kfd->ddev;
return devcgroup_check_permission(DEVCG_DEV_CHAR, DRM_MAJOR,
ddev->render->index,
DEVCG_ACC_WRITE | DEVCG_ACC_READ);
+#else
+ return 0;
+#endif
}
/* Compute profile */
--
2.17.1
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