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This commit is contained in:
Andy Ritger
2024-11-24 15:32:26 -08:00
parent 7d3cbfe254
commit 7a6a5a1f9a
42 changed files with 331 additions and 215 deletions
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36
kernel-open/nvidia-uvm/nvidia-uvm.Kbuild
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@@ -13,19 +13,6 @@ NVIDIA_UVM_OBJECTS =
include $(src)/nvidia-uvm/nvidia-uvm-sources.Kbuild
NVIDIA_UVM_OBJECTS += $(patsubst %.c,%.o,$(NVIDIA_UVM_SOURCES))
# Some linux kernel functions rely on being built with optimizations on and
# to work around this we put wrappers for them in a separate file that's built
# with optimizations on in debug builds and skipped in other builds.
# Notably gcc 4.4 supports per function optimization attributes that would be
# easier to use, but is too recent to rely on for now.
NVIDIA_UVM_DEBUG_OPTIMIZED_SOURCE := nvidia-uvm/uvm_debug_optimized.c
NVIDIA_UVM_DEBUG_OPTIMIZED_OBJECT := $(patsubst %.c,%.o,$(NVIDIA_UVM_DEBUG_OPTIMIZED_SOURCE))
ifneq ($(UVM_BUILD_TYPE),debug)
# Only build the wrappers on debug builds
NVIDIA_UVM_OBJECTS := $(filter-out $(NVIDIA_UVM_DEBUG_OPTIMIZED_OBJECT), $(NVIDIA_UVM_OBJECTS))
endif
obj-m += nvidia-uvm.o
nvidia-uvm-y := $(NVIDIA_UVM_OBJECTS)
@@ -36,15 +23,14 @@ NVIDIA_UVM_KO = nvidia-uvm/nvidia-uvm.ko
#
ifeq ($(UVM_BUILD_TYPE),debug)
NVIDIA_UVM_CFLAGS += -DDEBUG -O1 -g
else
ifeq ($(UVM_BUILD_TYPE),develop)
# -DDEBUG is required, in order to allow pr_devel() print statements to
# work:
NVIDIA_UVM_CFLAGS += -DDEBUG
NVIDIA_UVM_CFLAGS += -DNVIDIA_UVM_DEVELOP
endif
NVIDIA_UVM_CFLAGS += -O2
NVIDIA_UVM_CFLAGS += -DDEBUG -g
endif
ifeq ($(UVM_BUILD_TYPE),develop)
# -DDEBUG is required, in order to allow pr_devel() print statements to
# work:
NVIDIA_UVM_CFLAGS += -DDEBUG
NVIDIA_UVM_CFLAGS += -DNVIDIA_UVM_DEVELOP
endif
NVIDIA_UVM_CFLAGS += -DNVIDIA_UVM_ENABLED
@@ -56,11 +42,6 @@ NVIDIA_UVM_CFLAGS += -I$(src)/nvidia-uvm
$(call ASSIGN_PER_OBJ_CFLAGS, $(NVIDIA_UVM_OBJECTS), $(NVIDIA_UVM_CFLAGS))
ifeq ($(UVM_BUILD_TYPE),debug)
# Force optimizations on for the wrappers
$(call ASSIGN_PER_OBJ_CFLAGS, $(NVIDIA_UVM_DEBUG_OPTIMIZED_OBJECT), $(NVIDIA_UVM_CFLAGS) -O2)
endif
#
# Register the conftests needed by nvidia-uvm.ko
#
@@ -88,6 +69,7 @@ NV_CONFTEST_FUNCTION_COMPILE_TESTS += iommu_sva_bind_device_has_drvdata_arg
NV_CONFTEST_FUNCTION_COMPILE_TESTS += vm_fault_to_errno
NV_CONFTEST_FUNCTION_COMPILE_TESTS += find_next_bit_wrap
NV_CONFTEST_FUNCTION_COMPILE_TESTS += iommu_is_dma_domain
NV_CONFTEST_FUNCTION_COMPILE_TESTS += folio_test_swapcache
NV_CONFTEST_TYPE_COMPILE_TESTS += backing_dev_info
NV_CONFTEST_TYPE_COMPILE_TESTS += mm_context_t