Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-04-03 Thread Kuehling, Felix
On 2019-04-03 1:24 p.m., Koenig, Christian wrote: > Am 01.04.19 um 20:58 schrieb Kuehling, Felix: >> On 2019-04-01 2:03 p.m., Christian König wrote: >>> Am 01.04.19 um 19:59 schrieb Kuehling, Felix: On 2019-04-01 7:23 a.m., Christian König wrote: > Am 30.03.19 um 01:41 schrieb Kuehling, Fe

Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-04-03 Thread Koenig, Christian
Am 01.04.19 um 20:58 schrieb Kuehling, Felix: > On 2019-04-01 2:03 p.m., Christian König wrote: >> Am 01.04.19 um 19:59 schrieb Kuehling, Felix: >>> On 2019-04-01 7:23 a.m., Christian König wrote: Am 30.03.19 um 01:41 schrieb Kuehling, Felix: > Patches 1-3 are Reviewed-by: Felix Kuehling

Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-04-01 Thread Kuehling, Felix
On 2019-04-01 2:03 p.m., Christian König wrote: > Am 01.04.19 um 19:59 schrieb Kuehling, Felix: >> On 2019-04-01 7:23 a.m., Christian König wrote: >>> Am 30.03.19 um 01:41 schrieb Kuehling, Felix: Patches 1-3 are Reviewed-by: Felix Kuehling >>> Thanks. >>> About the direct mode, that rem

Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-04-01 Thread Christian König
Am 01.04.19 um 19:59 schrieb Kuehling, Felix: On 2019-04-01 7:23 a.m., Christian König wrote: Am 30.03.19 um 01:41 schrieb Kuehling, Felix: Patches 1-3 are Reviewed-by: Felix Kuehling Thanks. About the direct mode, that removes a bunch of synchronization, so it must make some assumptions ab

Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-04-01 Thread Kuehling, Felix
On 2019-04-01 7:23 a.m., Christian König wrote: > Am 30.03.19 um 01:41 schrieb Kuehling, Felix: >> Patches 1-3 are Reviewed-by: Felix Kuehling > > Thanks. > >> >> About the direct mode, that removes a bunch of synchronization, so it >> must make some assumptions about the state of the page tables.

Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-04-01 Thread Christian König
Am 30.03.19 um 01:41 schrieb Kuehling, Felix: Patches 1-3 are Reviewed-by: Felix Kuehling Thanks. About the direct mode, that removes a bunch of synchronization, so it must make some assumptions about the state of the page tables. What makes that safe? Direct mode is only supposed to be u

Re: [PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-03-29 Thread Kuehling, Felix
Patches 1-3 are Reviewed-by: Felix Kuehling About the direct mode, that removes a bunch of synchronization, so it must make some assumptions about the state of the page tables. What makes that safe? Is it safe to use direct-mode on a per-page-table-update basis? Or do all page table updates ha

[PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

2019-03-29 Thread Christian König
Otherwise we don't correctly use translate further. Signed-off-by: Christian König --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 13 - 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 3