# git rev-parse -q --verify cff229491af5df946781edfbeafd43e9cf66a3b4^{commit} cff229491af5df946781edfbeafd43e9cf66a3b4 already have revision, skipping fetch # git checkout -q -f -B kisskb cff229491af5df946781edfbeafd43e9cf66a3b4 # git clean -qxdf # < git log -1 # commit cff229491af5df946781edfbeafd43e9cf66a3b4 # Merge: 13775dacca5c b9fd04262a8a # Author: Linus Torvalds # Date: Mon Oct 22 18:16:03 2018 +0100 # # Merge tag 'dma-mapping-4.20' of git://git.infradead.org/users/hch/dma-mapping # # Pull dma mapping updates from Christoph Hellwig: # "First batch of dma-mapping changes for 4.20. # # There will be a second PR as some big changes were only applied just # before the end of the merge window, and I want to give them a few more # days in linux-next. # # Summary: # # - mostly more consolidation of the direct mapping code, including # converting over hexagon, and merging the coherent and non-coherent # code into a single dma_map_ops instance (me) # # - cleanups for the dma_configure/dma_unconfigure callchains (me) # # - better handling of dma_masks in odd setups (me, Alexander Duyck) # # - better debugging of passing vmalloc address to the DMA API (Stephen # Boyd) # # - CMA command line parsing fix (He Zhe)" # # * tag 'dma-mapping-4.20' of git://git.infradead.org/users/hch/dma-mapping: (27 commits) # dma-direct: respect DMA_ATTR_NO_WARN # dma-mapping: translate __GFP_NOFAIL to DMA_ATTR_NO_WARN # dma-direct: document the zone selection logic # dma-debug: Check for drivers mapping invalid addresses in dma_map_single() # dma-direct: fix return value of dma_direct_supported # dma-mapping: move dma_default_get_required_mask under ifdef # dma-direct: always allow dma mask <= physiscal memory size # dma-direct: implement complete bus_dma_mask handling # dma-direct: refine dma_direct_alloc zone selection # dma-direct: add an explicit dma_direct_get_required_mask # dma-mapping: make the get_required_mask method available unconditionally # unicore32: remove swiotlb support # Revert "dma-mapping: clear dev->dma_ops in arch_teardown_dma_ops" # dma-mapping: support non-coherent devices in dma_common_get_sgtable # dma-mapping: consolidate the dma mmap implementations # dma-mapping: merge direct and noncoherent ops # dma-mapping: move the dma_coherent flag to struct device # MIPS: don't select DMA_MAYBE_COHERENT from DMA_PERDEV_COHERENT # dma-mapping: add the missing ARCH_HAS_SYNC_DMA_FOR_CPU_ALL declaration # dma-mapping: fix panic caused by passing empty cma command line argument # ... # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version # < git log --format=%s --max-count=1 cff229491af5df946781edfbeafd43e9cf66a3b4 # < make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- randconfig KCONFIG_SEED=0x28132439 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # yes \n | make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 8 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c: In function 'amdgpu_bo_do_create': /kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c:476:2: warning: #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance thanks to write-combining [-Wcpp] #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance \ ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c: In function 'soc15_set_ip_blocks': /kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:532:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp] # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." ^ /kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:551:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp] # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." ^ /kisskb/src/drivers/gpu/drm/radeon/radeon_object.c: In function 'radeon_bo_create': /kisskb/src/drivers/gpu/drm/radeon/radeon_object.c:240:2: warning: #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance thanks to write-combining [-Wcpp] #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance \ ^ /kisskb/src/scripts/unifdef.c: In function 'Mpass': /kisskb/src/scripts/unifdef.c:453:28: warning: 'strncpy' output truncated before terminating nul copying 4 bytes from a string of the same length [-Wstringop-truncation] static void Mpass (void) { strncpy(keyword, "if ", 4); Pelif(); } ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/tools/insn_decoder_test: success: Decoded and checked 4447416 instructions arch/x86/tools/insn_sanity: Success: decoded and checked 1000000 random instructions with 0 errors (seed:0x14c8c591) Completed OK # rm -rf /kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 # Build took: 0:02:55.187363