diff options
| author | Lang Yu <Lang.Yu@amd.com> | 2023-05-06 07:01:33 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 19:47:26 +0300 |
| commit | 5daff15cd013422bc6d1efcfe82b586800025384 (patch) | |
| tree | c7a0372f7a36acc386812f29b39053f30a3bb67a /drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | |
| parent | eaa7d8301109092670c5cf3e12c502618d6adc51 (diff) | |
| download | linux-5daff15cd013422bc6d1efcfe82b586800025384.tar.xz | |
drm/amdgpu: unmap and remove csa_va properly
Root PD BO should be reserved before unmap and remove
a bo_va from VM otherwise lockdep will complain.
v2: check fpriv->csa_va is not NULL instead of amdgpu_mcbp (christian)
[14616.936827] WARNING: CPU: 6 PID: 1711 at drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:1762 amdgpu_vm_bo_del+0x399/0x3f0 [amdgpu]
[14616.937096] Call Trace:
[14616.937097] <TASK>
[14616.937102] amdgpu_driver_postclose_kms+0x249/0x2f0 [amdgpu]
[14616.937187] drm_file_free+0x1d6/0x300 [drm]
[14616.937207] drm_close_helper.isra.0+0x62/0x70 [drm]
[14616.937220] drm_release+0x5e/0x100 [drm]
[14616.937234] __fput+0x9f/0x280
[14616.937239] ____fput+0xe/0x20
[14616.937241] task_work_run+0x61/0x90
[14616.937246] exit_to_user_mode_prepare+0x215/0x220
[14616.937251] syscall_exit_to_user_mode+0x2a/0x60
[14616.937254] do_syscall_64+0x48/0x90
[14616.937257] entry_SYSCALL_64_after_hwframe+0x63/0xcd
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 41d047e5de69..e3531aa3c8bd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -1311,12 +1311,12 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev, if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL) amdgpu_vce_free_handles(adev, file_priv); - if (amdgpu_mcbp) { - /* TODO: how to handle reserve failure */ - BUG_ON(amdgpu_bo_reserve(adev->virt.csa_obj, true)); - amdgpu_vm_bo_del(adev, fpriv->csa_va); + if (fpriv->csa_va) { + uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK; + + WARN_ON(amdgpu_unmap_static_csa(adev, &fpriv->vm, adev->virt.csa_obj, + fpriv->csa_va, csa_addr)); fpriv->csa_va = NULL; - amdgpu_bo_unreserve(adev->virt.csa_obj); } pasid = fpriv->vm.pasid; |