Re: [PATCH] drm/amd/amdgpu/amdgpu_drv.c: Replace drm_modeset_lock_all with drm_modeset_lock

On Thu, Apr 22, 2021 at 05:59:51PM +0200, Fabio M. De Francesco wrote:

• drm_modeset_lock_all(drm_dev);
  

• drm_for_each_crtc(crtc, drm_dev) {

• 	drm_modeset_lock(&crtc->mutex, NULL);
  if (crtc->state->active) {
  	ret = -EBUSY;
  

• 		break;
  }
  

• 	drm_modeset_unlock(&crtc->mutex);
  

• 	if (ret < 0)
  

• 		break;
  

  }

• drm_modeset_unlock_all(drm_dev);
  

I might remove the {} around ret = -EBUSY, but this is good.

Reviewed-by: Matthew Wilcox (Oracle) willy@infradead.org