Re: [PATCH 4/7] sync_file: add support for sem_file

2017-04-12 Thread Chris Wilson
On Thu, Apr 13, 2017 at 11:41:41AM +1000, Dave Airlie wrote: > From: Dave Airlie > > This adds support for a file that has semaphore semantics > (for Vulkan shared semaphores). > > These objects are persistent objects that can have a > fence that changes. When the object is signaled, a fence > i

[PATCH 4/7] sync_file: add support for sem_file

2017-04-12 Thread Dave Airlie
From: Dave Airlie This adds support for a file that has semaphore semantics (for Vulkan shared semaphores). These objects are persistent objects that can have a fence that changes. When the object is signaled, a fence is attached to it, and when an object is waited on, the fence is removed. All