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from 65e08c5e8631 Merge tag 'linux-kselftest-4.20-rc7' of git://git.kernel.o [...] new eff3860bbfed radix tree: Don't return retry entries from lookup new 55f3f7eab75c XArray: Add xa_cmpxchg_irq and xa_cmpxchg_bh new b7677a132a4c XArray tests: Handle larger indices more elegantly new 4f145cd66a1a XArray tests: Check iterating over multiorder entries new 48483614de97 XArray: Fix xa_alloc when id exceeds max new 880b9df1bf15 Merge tag 'xarray-4.20-rc7' of git://git.infradead.org/use [...] new 009367791f31 drm/i915: Record GT workarounds in a list new 90098efacc4c drm/i915: Introduce per-engine workarounds new a40fa231bb64 drm/i915/gvt: Fix tiled memory decoding bug on BDW new d76b21ebf8ff Merge tag 'gvt-fixes-2018-12-04' of https://github.com/int [...] new 71fb55397455 Merge tag 'drm-intel-fixes-2018-12-07' of git://anongit.fr [...] new cf66b8a0ba14 drm/i915/execlists: Apply a full mb before execution for Braswell new fe78742d7f84 drm/i915: Allocate a common scratch page new 5b2e31201c26 drm/i915: Flush GPU relocs harder for gen3 new ce07fe9e1cec Merge tag 'drm-intel-fixes-2018-12-12-1' of git://anongit. [...] new 63238173b2fa Revert "drm/rockchip: Allow driver to be shutdown on reboo [...] new e59166b59aad Merge tag 'drm-misc-fixes-2018-12-12' of git://anongit.fre [...] new 153573d8870e drm/amdgpu: update smu firmware images for VI variants (v2) new 2244b5887c68 drm/amdgpu: add some additional vega10 pci ids new ec5b2020726b drm/amdgpu: add some additional vega20 pci ids new 756e16bf79f2 drm/amdkfd: add new vega10 pci ids new 9bd206f89fa7 drm/amdkfd: add new vega20 pci id new d55d8be0747c drm/amdgpu: update SMC firmware image for polaris10 variants new cf4197ed5796 drm/amdgpu/powerplay: Apply avfs cks-off voltages on VI new c55420607742 drm/amdgpu: Fix DEBUG_LOCKS_WARN_ON(depth <= 0) in amdgpu_ [...] new 676fff1a5512 drm/amdgpu: drop fclk/gfxclk ratio setting new 26eacb788b7e Merge branch 'drm-fixes-4.20' of git://people.freedesktop. [...] new 4ac0a807da6f drm/nouveau/drm/nouveau: tegra: Call nouveau_drm_device_init() new 970a5ee41c72 drm/nouveau/kms/nv50-: also flush fb writes when rewinding [...] new 24199c5436f2 drm/nouveau/kms: Fix memory leak in nv50_mstm_del() new b5f436e7b4c2 Merge branch 'linux-4.20' of git://github.com/skeggsb/linu [...] new 28adac6f74ef MAINTAINERS: Daniel for drm co-maintainer new a0071bc455da drm/mediatek: Only try to attach bridge if there is one new a805ce683f4c Merge branch 'mediatek-drm-fixes-4.20' of https://github.c [...] new e06d45d8c165 drm/vmwgfx: remove redundant return ret statement new fd567467753f drm/vmwgfx: Protect from excessive execbuf kernel memory a [...] new 1df07a7f2244 Merge branch 'vmwgfx-fixes-4.20' of git://people.freedeskt [...] new 92de1de51e99 Merge tag 'drm-fixes-2018-12-14' of git://anongit.freedesk [...] new 5db0b0a298d2 pinctrl: sdm660: Set tile property for pingroups new 614b1868a125 pinctrl: meson: fix pull enable register calculation new 478b6767ad26 pinctrl: sunxi: a83t: Fix IRQ offset typo for PH11 new 7fb5f5d3738c Merge tag 'pinctrl-v4.20-3' of git://git.kernel.org/pub/sc [...] new 6f9718fe41c3 ceph: make 'nocopyfrom' a default mount option new c19bf74fe4d9 Merge tag 'ceph-for-4.20-rc7' of https://github.com/ceph/c [...] new 5564597d51c8 powerpc: Fix COFF zImage booting on old powermacs new 462951cd32e1 powerpc/mm: Fix linux page tables build with some configs new 78e7b15e17ac powerpc/msi: Fix NULL pointer access in teardown code new bf3d6afbb234 powerpc: Look for "stdout-path" when setting up legacy consoles new e41b93a6be57 powerpc/boot: Fix build failures with -j 1 new a6460b03f945 powerpc/bpf: Fix broken uapi for BPF_PROG_TYPE_PERF_EVENT new 14ebfec0712f powerpc/papr_scm: Use depend instead of select new 59613526117b powerpc/papr_scm: Fix resource end address new 683ec0e04ab7 powerpc/papr_scm: Update DT properties new 409dd7dc83eb powerpc/papr_scm: Remove endian conversions new b0d65a8cbcb0 powerpc/papr_scm: Fix DIMM device registration race new 43001c52b603 powerpc/papr_scm: Use ibm,unit-guid as the iset cookie new 9ef34630a461 powerpc/mm: Fallback to RAM if the altmap is unusable new a225f1567405 powerpc/ptrace: replace ptrace_report_syscall() with a tra [...] new 4645453cefce Merge tag 'powerpc-4.20-4' of git://git.kernel.org/pub/scm [...] new 3238c359acee arm64: dma-mapping: Fix FORCE_CONTIGUOUS buffer clearing new eb6cf9f8cb9d Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/li [...]

The 61 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "adds" were already present in the repository and have only been added to this reference.

Summary of changes: Documentation/core-api/xarray.rst | 5 +- MAINTAINERS | 1 + arch/arm64/mm/dma-mapping.c | 2 +- arch/powerpc/boot/Makefile | 2 +- arch/powerpc/boot/crt0.S | 4 +- arch/powerpc/include/asm/perf_event.h | 2 + arch/powerpc/include/uapi/asm/Kbuild | 1 - .../include/uapi/asm/bpf_perf_event.h | 0 arch/powerpc/kernel/legacy_serial.c | 6 +- arch/powerpc/kernel/msi.c | 7 +- arch/powerpc/kernel/ptrace.c | 7 +- arch/powerpc/mm/dump_linuxpagetables.c | 1 + arch/powerpc/mm/init_64.c | 19 +- arch/powerpc/platforms/pseries/Kconfig | 3 +- arch/powerpc/platforms/pseries/papr_scm.c | 39 +- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 36 +- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 4 +- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 7 + drivers/gpu/drm/amd/amdkfd/kfd_device.c | 7 + drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 2 +- drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h | 2 + .../drm/amd/powerplay/smumgr/polaris10_smumgr.c | 6 + drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c | 3 + drivers/gpu/drm/i915/gvt/fb_decoder.c | 2 +- drivers/gpu/drm/i915/i915_drv.c | 1 + drivers/gpu/drm/i915/i915_drv.h | 9 + drivers/gpu/drm/i915/i915_gem.c | 54 +- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 7 +- drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- drivers/gpu/drm/i915/intel_engine_cs.c | 44 +- drivers/gpu/drm/i915/intel_lrc.c | 30 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 52 +- drivers/gpu/drm/i915/intel_ringbuffer.h | 7 +- drivers/gpu/drm/i915/intel_workarounds.c | 591 ++++++++++++++------- drivers/gpu/drm/i915/intel_workarounds.h | 26 +- drivers/gpu/drm/mediatek/mtk_dsi.c | 11 +- drivers/gpu/drm/nouveau/dispnv50/disp.c | 30 +- drivers/gpu/drm/nouveau/nouveau_drm.c | 6 + drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 6 - drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 5 + drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 4 +- drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c | 36 ++ drivers/gpu/drm/vmwgfx/vmwgfx_validation.c | 21 +- drivers/gpu/drm/vmwgfx/vmwgfx_validation.h | 37 ++ drivers/pinctrl/meson/pinctrl-meson.c | 3 +- drivers/pinctrl/qcom/pinctrl-sdm660.c | 28 +- drivers/pinctrl/sunxi/pinctrl-sun8i-a83t.c | 2 +- fs/ceph/super.c | 4 +- fs/ceph/super.h | 4 +- include/linux/xarray.h | 54 ++ lib/radix-tree.c | 4 +- lib/test_xarray.c | 155 ++++-- lib/xarray.c | 8 +- mm/shmem.c | 4 +- tools/testing/radix-tree/Makefile | 1 + tools/testing/radix-tree/main.c | 1 + tools/testing/radix-tree/regression.h | 1 + tools/testing/radix-tree/regression4.c | 79 +++ 59 files changed, 1071 insertions(+), 428 deletions(-) copy arch/{arm64 => powerpc}/include/uapi/asm/bpf_perf_event.h (100%) create mode 100644 tools/testing/radix-tree/regression4.c