Re: [PATCH 2/2] drm/vgem: use shmem helpers

2021-02-23 Thread kernel test robot
Hi Daniel, I love your patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on drm-tip/drm-tip linus/master next-20210223] [cannot apply to tegra-drm/drm/tegra/for-next drm-exynos/exynos-drm-next drm/drm-next v5.11] [If your patch is applied

Re: [PATCH 2/2] drm/vgem: use shmem helpers

2021-02-23 Thread kernel test robot
Hi Daniel, I love your patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on drm-tip/drm-tip linus/master next-20210223] [cannot apply to drm/drm-next v5.11] [If your patch is applied to the wrong git tree, kindly drop us a note. And when s

Re: [PATCH 2/2] drm/vgem: use shmem helpers

2021-02-23 Thread Thomas Zimmermann
Hi Am 23.02.21 um 11:59 schrieb Daniel Vetter: Aside from deleting lots of code the real motivation here is to switch the mmap over to VM_PFNMAP, to be more consistent with what real gpu drivers do. They're all VM_PFNMP, which means get_user_pages doesn't work, and even if you try and there's a

[PATCH 2/2] drm/vgem: use shmem helpers

2021-02-23 Thread Daniel Vetter
Aside from deleting lots of code the real motivation here is to switch the mmap over to VM_PFNMAP, to be more consistent with what real gpu drivers do. They're all VM_PFNMP, which means get_user_pages doesn't work, and even if you try and there's a struct page behind that, touching it and mucking a