Re: [Intel-gfx] [PATCH] drm/i915/selftest: fix 64K alignment in igt_write_huge

2018-10-30 Thread kbuild test robot
Hi Matthew, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm-intel/for-linux-next] [also build test WARNING on v4.19 next-20181030] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.co

Re: [Intel-gfx] [PATCH] drm/i915/selftest: fix 64K alignment in igt_write_huge

2018-10-30 Thread kbuild test robot
Hi Matthew, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm-intel/for-linux-next] [also build test WARNING on v4.19 next-20181029] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.co

Re: [Intel-gfx] [PATCH] drm/i915/selftest: fix 64K alignment in igt_write_huge

2018-10-29 Thread Matthew Auld
On Mon, 29 Oct 2018 at 19:40, Chris Wilson wrote: > > Quoting Matthew Auld (2018-10-29 19:36:37) > > When using softpin it's not enough to just pad the vma size, we also > > need to ensure the vma offset is at the start of the pt boundary, if we > > plan to utilize 64K pages. > > For testing purpo

Re: [Intel-gfx] [PATCH] drm/i915/selftest: fix 64K alignment in igt_write_huge

2018-10-29 Thread Chris Wilson
Quoting Matthew Auld (2018-10-29 19:36:37) > When using softpin it's not enough to just pad the vma size, we also > need to ensure the vma offset is at the start of the pt boundary, if we > plan to utilize 64K pages. For testing purposes, we have to assume the worst as well as best cases. Looks li

[Intel-gfx] [PATCH] drm/i915/selftest: fix 64K alignment in igt_write_huge

2018-10-29 Thread Matthew Auld
When using softpin it's not enough to just pad the vma size, we also need to ensure the vma offset is at the start of the pt boundary, if we plan to utilize 64K pages. Signed-off-by: Matthew Auld Cc: Chris Wilson --- drivers/gpu/drm/i915/selftests/huge_pages.c | 28 + 1 file