search for: vbl_put

...+ * + * On return @work is no longer guaraneed to be executing. + * + * Returns: + * %True if the work was cancelled before it started to execute, %false + * otherwise. + */ +bool drm_vblank_work_cancel_sync(struct drm_vblank_work *work) +{ + struct drm_vblank_crtc *vblank = work->vblank; + bool vbl_put, cancelled; + + spin_lock_irq(&vblank->work_lock); + cancelled = vblank_work_cancel(work); + vbl_put = cancelled; + + kthread_block_work_queuing(vblank->worker, &work->base); + spin_unlock_irq(&vblank->work_lock); + + cancelled |= kthread_cancel_work_sync(&work->base)...

Nvidia released some documentation on how CRC support works on their GPUs, hooray! So: this patch series implements said CRC support in nouveau, along with adding some special debugfs interfaces for some relevant igt-gpu-tools tests (already on the ML). First - we add some new functionality to kthread_work in the kernel, and then use this to add a new feature to DRM that Ville Syrj?l? came up