Re: [PATCH v13 14/20] drm/amdgpu, arm64: untag user pointers in amdgpu_ttm_tt_get_user_pages

2019-04-02 Thread Kuehling, Felix
On 2019-04-02 10:37 a.m., Andrey Konovalov wrote: > On Mon, Mar 25, 2019 at 11:21 PM Kuehling, Felix > wrote: >> On 2019-03-20 10:51 a.m., Andrey Konovalov wrote: >>> This patch is a part of a series that extends arm64 kernel ABI to allow to >>> pass tagged user pointers (with the top byte set

Re: [PATCH v13 14/20] drm/amdgpu, arm64: untag user pointers in amdgpu_ttm_tt_get_user_pages

2019-04-02 Thread Andrey Konovalov
On Mon, Mar 25, 2019 at 11:21 PM Kuehling, Felix wrote: > > On 2019-03-20 10:51 a.m., Andrey Konovalov wrote: > > This patch is a part of a series that extends arm64 kernel ABI to allow to > > pass tagged user pointers (with the top byte set to something else other > > than 0x00) as syscall

Re: [PATCH v13 14/20] drm/amdgpu, arm64: untag user pointers in amdgpu_ttm_tt_get_user_pages

2019-03-25 Thread Kuehling, Felix
On 2019-03-20 10:51 a.m., Andrey Konovalov wrote: > This patch is a part of a series that extends arm64 kernel ABI to allow to > pass tagged user pointers (with the top byte set to something else other > than 0x00) as syscall arguments. > > amdgpu_ttm_tt_get_user_pages() uses provided user

Re: [PATCH v13 14/20] drm/amdgpu, arm64: untag user pointers in amdgpu_ttm_tt_get_user_pages

2019-03-25 Thread Kevin Brodsky
On 22/03/2019 15:59, Catalin Marinas wrote: On Wed, Mar 20, 2019 at 03:51:28PM +0100, Andrey Konovalov wrote: This patch is a part of a series that extends arm64 kernel ABI to allow to pass tagged user pointers (with the top byte set to something else other than 0x00) as syscall arguments.