Hi Dave & Daniel,
Please pull a set of fixes for various DRM drivers that finally resolve incorrect usage of the scatterlists (struct sg_table nents and orig_nents entries), what causes issues when IOMMU is used.
Best regards Marek Szyprowski, PhD Samsung R&D Institute Poland
The following changes since commit 9123e3a74ec7b934a4a099e98af6a61c2f80bbf5:
Linux 5.9-rc1 (2020-08-16 13:04:57 -0700)
are available in the Git repository at:
https://github.com/mszyprow/linux.git for-5.10-drm-sg-fix
for you to fetch changes up to be0704beb229431f206fee3ddd65fa2c5eebdce3:
samples: vfio-mdev/mbochs: fix common struct sg_table related issues (2020-09-10 08:19:46 +0200)
---------------------------------------------------------------- Marek Szyprowski (26): drm: prime: add common helper to check scatterlist contiguity drm: prime: use sgtable iterators in drm_prime_sg_to_page_addr_arrays() drm: core: fix common struct sg_table related issues drm: armada: fix common struct sg_table related issues drm: etnaviv: fix common struct sg_table related issues drm: exynos: use common helper for a scatterlist contiguity check drm: exynos: fix common struct sg_table related issues drm: i915: fix common struct sg_table related issues drm: lima: fix common struct sg_table related issues drm: mediatek: use common helper for a scatterlist contiguity check drm: mediatek: use common helper for extracting pages array drm: msm: fix common struct sg_table related issues drm: omapdrm: use common helper for extracting pages array drm: panfrost: fix common struct sg_table related issues drm: rockchip: use common helper for a scatterlist contiguity check drm: rockchip: fix common struct sg_table related issues drm: tegra: fix common struct sg_table related issues drm: v3d: fix common struct sg_table related issues drm: virtio: fix common struct sg_table related issues drm: vmwgfx: fix common struct sg_table related issues drm: xen: fix common struct sg_table related issues xen: gntdev: fix common struct sg_table related issues drm: host1x: fix common struct sg_table related issues drm: rcar-du: fix common struct sg_table related issues dmabuf: fix common struct sg_table related issues samples: vfio-mdev/mbochs: fix common struct sg_table related issues
drivers/dma-buf/heaps/heap-helpers.c | 13 ++-- drivers/dma-buf/udmabuf.c | 7 +- drivers/gpu/drm/armada/armada_gem.c | 24 +++---- drivers/gpu/drm/drm_cache.c | 2 +- drivers/gpu/drm/drm_gem_cma_helper.c | 23 +----- drivers/gpu/drm/drm_gem_shmem_helper.c | 14 ++-- drivers/gpu/drm/drm_prime.c | 91 ++++++++++++++---------- drivers/gpu/drm/etnaviv/etnaviv_gem.c | 12 ++-- drivers/gpu/drm/etnaviv/etnaviv_mmu.c | 15 ++-- drivers/gpu/drm/exynos/exynos_drm_g2d.c | 10 +-- drivers/gpu/drm/exynos/exynos_drm_gem.c | 23 +----- drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 11 +-- drivers/gpu/drm/i915/gem/selftests/mock_dmabuf.c | 7 +- drivers/gpu/drm/lima/lima_gem.c | 11 ++- drivers/gpu/drm/lima/lima_vm.c | 5 +- drivers/gpu/drm/mediatek/mtk_drm_gem.c | 37 +++------- drivers/gpu/drm/msm/msm_gem.c | 13 ++-- drivers/gpu/drm/msm/msm_gpummu.c | 15 ++-- drivers/gpu/drm/msm/msm_iommu.c | 2 +- drivers/gpu/drm/omapdrm/omap_gem.c | 14 ++-- drivers/gpu/drm/panfrost/panfrost_gem.c | 4 +- drivers/gpu/drm/panfrost/panfrost_mmu.c | 7 +- drivers/gpu/drm/rcar-du/rcar_du_vsp.c | 3 +- drivers/gpu/drm/rockchip/rockchip_drm_gem.c | 42 +++-------- drivers/gpu/drm/tegra/gem.c | 27 +++---- drivers/gpu/drm/tegra/plane.c | 15 ++-- drivers/gpu/drm/v3d/v3d_mmu.c | 13 ++-- drivers/gpu/drm/virtio/virtgpu_object.c | 36 ++++++---- drivers/gpu/drm/virtio/virtgpu_vq.c | 12 ++-- drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 17 ++--- drivers/gpu/drm/xen/xen_drm_front_gem.c | 2 +- drivers/gpu/host1x/job.c | 22 +++--- drivers/media/platform/vsp1/vsp1_drm.c | 8 +-- drivers/xen/gntdev-dmabuf.c | 13 ++-- include/drm/drm_prime.h | 2 + samples/vfio-mdev/mbochs.c | 3 +- 36 files changed, 234 insertions(+), 341 deletions(-)