On Wed, Mar 31, 2021 at 4:13 PM Doug Anderson wrote:
>
> Hi,
>
> On Wed, Mar 31, 2021 at 3:14 PM Rob Clark wrote:
> >
> > @@ -111,23 +111,15 @@ static const struct file_operations msm_gpu_fops = {
> > static int msm_gem_show(struct drm_device *dev, struct seq_file *m)
> > {
> > struct m
Hi,
On Wed, Mar 31, 2021 at 3:14 PM Rob Clark wrote:
>
> @@ -111,23 +111,15 @@ static const struct file_operations msm_gpu_fops = {
> static int msm_gem_show(struct drm_device *dev, struct seq_file *m)
> {
> struct msm_drm_private *priv = dev->dev_private;
> - struct msm_gpu *gpu
From: Rob Clark
In normal cases the gem obj lock is acquired first before mm_lock. The
exception is iterating the various object lists. In the shrinker path,
deadlock is avoided by using msm_gem_trylock() and skipping over objects
that cannot be locked. But for debugfs the straightforward thin
