diff options
| author | Vitaly Prosyak <vitaly.prosyak@amd.com> | 2025-08-07 23:37:25 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-08-11 18:13:03 +0300 |
| commit | c31f486bc8dd6f481adcb9cca4a6e1837b8cf127 (patch) | |
| tree | f7db7a9e14de3c4bb5742a4c6ba64e12d4ec85f6 /drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | |
| parent | 1dd2fa0e00f17b909ff0fab92c1c48c2d7911c15 (diff) | |
| download | linux-c31f486bc8dd6f481adcb9cca4a6e1837b8cf127.tar.xz | |
drm/amdgpu: add to custom amdgpu_drm_release drm_dev_enter/exit
User queues are disabled before GEM objects are released
(protecting against user app crashes).
No races with PCI hot-unplug (because drm_dev_enter prevents cleanup
if iewdevice is being removed).
Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 141ba1f100d4..17f754d1135d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -2937,11 +2937,14 @@ static int amdgpu_drm_release(struct inode *inode, struct file *filp) { struct drm_file *file_priv = filp->private_data; struct amdgpu_fpriv *fpriv = file_priv->driver_priv; + struct drm_device *dev = file_priv->minor->dev; + int idx; - if (fpriv) { + if (fpriv && drm_dev_enter(dev, &idx)) { fpriv->evf_mgr.fd_closing = true; amdgpu_eviction_fence_destroy(&fpriv->evf_mgr); amdgpu_userq_mgr_fini(&fpriv->userq_mgr); + drm_dev_exit(idx); } return drm_release(inode, filp); |