Re: [PATCH] dma-buf: fix reservation_object_wait_timeout_rcu to wait correctly

2017-07-24 Thread zhoucm1
On 2017年07月22日 00:20, Christian König wrote: From: Christian König With hardware resets in mind it is possible that all shared fences are signaled, but the exlusive isn't. Fix waiting for everything in this situation. Signed-off-by: Christian König --- drivers/dma-buf/reservation.c | 2 +-

Re: [PATCH] dma-buf: fix reservation_object_wait_timeout_rcu to wait correctly

2017-07-24 Thread zhoucm1
On 2017年07月24日 19:57, Daniel Vetter wrote: On Mon, Jul 24, 2017 at 11:51 AM, Christian König wrote: Am 24.07.2017 um 10:33 schrieb Daniel Vetter: On Fri, Jul 21, 2017 at 06:20:01PM +0200, Christian König wrote: From: Christian König With hardware resets in mind it is possible that all sha

Re: [PATCH] dma-buf: fix reservation_object_wait_timeout_rcu to wait correctly

2017-07-24 Thread zhoucm1
On 2017年07月25日 14:50, Daniel Vetter wrote: On Tue, Jul 25, 2017 at 02:16:55PM +0800, zhoucm1 wrote: On 2017年07月24日 19:57, Daniel Vetter wrote: On Mon, Jul 24, 2017 at 11:51 AM, Christian König wrote: Am 24.07.2017 um 10:33 schrieb Daniel Vetter: On Fri, Jul 21, 2017 at 06:20:01PM +0200

Re: [PATCH] dma-buf: fix reservation_object_wait_timeout_rcu to wait correctly

2017-07-25 Thread zhoucm1
On 2017年07月25日 15:02, Daniel Vetter wrote: On Tue, Jul 25, 2017 at 02:55:14PM +0800, zhoucm1 wrote: On 2017年07月25日 14:50, Daniel Vetter wrote: On Tue, Jul 25, 2017 at 02:16:55PM +0800, zhoucm1 wrote: On 2017年07月24日 19:57, Daniel Vetter wrote: On Mon, Jul 24, 2017 at 11:51 AM, Christian

Re: [PATCH] dma-buf: fix reservation_object_wait_timeout_rcu to wait correctly v2

2017-07-31 Thread zhoucm1
On 2017年07月31日 23:39, Deucher, Alexander wrote: -Original Message- From: Christian König [mailto:deathsim...@vodafone.de] Sent: Monday, July 31, 2017 10:13 AM To: linux-media@vger.kernel.org; dri-de...@lists.freedesktop.org; linaro- mm-...@lists.linaro.org; Zhou, David(ChunMing); Deuche

Re: Enabling peer to peer device transactions for PCIe devices

2016-11-27 Thread zhoucm1
+Qiang, who is working on it. On 2016年11月27日 22:07, Christian König wrote: Am 27.11.2016 um 15:02 schrieb Haggai Eran: On 11/25/2016 9:32 PM, Jason Gunthorpe wrote: On Fri, Nov 25, 2016 at 02:22:17PM +0100, Christian König wrote: Like you say below we have to handle short lived in the usual w