From: Christian König <christian.koenig@amd.com>
Date: Mon, 11 Jun 2018 13:10:02 +0000 (+0200)
Subject: drm/amdgpu: allocate shared fence slot in VA IOCTL
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b1dc9d8755d9ee605990f32d82ca39b57c7cdcbb;p=linux.git

drm/amdgpu: allocate shared fence slot in VA IOCTL

Per VM BOs share the reservation object with the PD and so need to
reserve a shared fence slot for the update.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 5fb156a01774e..7f27cdb7afe2e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -612,7 +612,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data,
 			return -ENOENT;
 		abo = gem_to_amdgpu_bo(gobj);
 		tv.bo = &abo->tbo;
-		tv.shared = false;
+		tv.shared = !!(abo->flags & AMDGPU_GEM_CREATE_VM_ALWAYS_VALID);
 		list_add(&tv.head, &list);
 	} else {
 		gobj = NULL;