From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman Subject: [PATCH 4.4 176/342] drm/amdgpu: fix amdgpu_bo_pin_restricted VRAM placing v2 To: Cc: Greg Kroah-Hartman , , =?utf-8?Q?Christian=20K=C3=B6nig?= , =?utf-8?Q?Michel=20D=C3=A4nzer?= Message-Id: <20160301234533.642218600@linuxfoundation.org> In-Reply-To: <20160301234527.990448862@linuxfoundation.org> References: <20160301234527.990448862@linuxfoundation.org> Date: Tue, 01 Mar 2016 23:54:48 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Christian König commit 78d0e182b6c1f5336f6e8cbb197f403276dabc7f upstream. We could pin BOs into invisible VRAM otherwise. v2: make logic more readable as suggested by Michel Signed-off-by: Christian König Reviewed-by: Alex Deucher (v1) Reviewed-by: Rex Zhu (v1) Reviewed-by: Michel Dänzer Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -399,7 +399,8 @@ int amdgpu_bo_pin_restricted(struct amdg } if (fpfn > bo->placements[i].fpfn) bo->placements[i].fpfn = fpfn; - if (lpfn && lpfn < bo->placements[i].lpfn) + if (!bo->placements[i].lpfn || + (lpfn && lpfn < bo->placements[i].lpfn)) bo->placements[i].lpfn = lpfn; bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT; }