Re: [PATCH 1/3] dma-fence: Reserve 0 as a special NO_CONTEXT token

2017-04-09 Thread Christian König
Am 09.04.2017 um 18:02 schrieb Chris Wilson: On Sun, Apr 09, 2017 at 09:08:53AM +0200, Christian König wrote: Am 08.04.2017 um 20:00 schrieb Chris Wilson: On Sat, Apr 08, 2017 at 07:49:37PM +0200, Christian König wrote: Am 08.04.2017 um 18:26 schrieb Chris Wilson: Reserve 0 for general use a

Re: [PATCH 1/3] dma-fence: Reserve 0 as a special NO_CONTEXT token

2017-04-09 Thread Chris Wilson
On Sun, Apr 09, 2017 at 09:08:53AM +0200, Christian König wrote: > Am 08.04.2017 um 20:00 schrieb Chris Wilson: > >On Sat, Apr 08, 2017 at 07:49:37PM +0200, Christian König wrote: > >>Am 08.04.2017 um 18:26 schrieb Chris Wilson: > >>>Reserve 0 for general use a token meaning that the fence doesn't

Re: [PATCH 1/3] dma-fence: Reserve 0 as a special NO_CONTEXT token

2017-04-09 Thread Christian König
Am 08.04.2017 um 20:00 schrieb Chris Wilson: On Sat, Apr 08, 2017 at 07:49:37PM +0200, Christian König wrote: Am 08.04.2017 um 18:26 schrieb Chris Wilson: Reserve 0 for general use a token meaning that the fence doesn't belong to an ordered timeline (fence context). NAK, we kept context alloca

Re: [PATCH 1/3] dma-fence: Reserve 0 as a special NO_CONTEXT token

2017-04-08 Thread Chris Wilson
On Sat, Apr 08, 2017 at 07:49:37PM +0200, Christian König wrote: > Am 08.04.2017 um 18:26 schrieb Chris Wilson: > >Reserve 0 for general use a token meaning that the fence doesn't belong > >to an ordered timeline (fence context). > > NAK, we kept context allocation cheap to avoid exactly that. Ho

Re: [PATCH 1/3] dma-fence: Reserve 0 as a special NO_CONTEXT token

2017-04-08 Thread Christian König
Am 08.04.2017 um 18:26 schrieb Chris Wilson: Reserve 0 for general use a token meaning that the fence doesn't belong to an ordered timeline (fence context). NAK, we kept context allocation cheap to avoid exactly that. Please elaborate further why it should be necessary now. Regards, Christian