--- zzzz-none-000/linux-4.4.271/scripts/Makefile.build	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/scripts/Makefile.build	2023-04-19 10:22:30.000000000 +0000
@@ -60,7 +60,7 @@
 endif
 
 # Do not include host rules unless needed
-ifneq ($(hostprogs-y)$(hostprogs-m),)
+ifneq ($(hostprogs-y)$(hostprogs-m)$(hostlibs-y)$(hostlibs-m)$(hostcxxlibs-y)$(hostcxxlibs-m),)
 include scripts/Makefile.host
 endif
 
@@ -189,6 +189,85 @@
 
 quiet_cmd_cc_o_c = CC $(quiet_modtag)  $@
 
+ifdef CONFIG_DEBUG_MEM_USAGE
+MLDFLAGS_WRAP := --wrap=__kmalloc	\
+		--wrap=kmalloc 		\
+		--wrap=__kmalloc_node	\
+		--wrap=kmalloc_node	\
+		--wrap=kzalloc 		\
+		--wrap=kzalloc_node 	\
+		--wrap=kmalloc_array	\
+		--wrap=kmalloc_order	\
+		--wrap=kmalloc_order_trace	\
+		--wrap=kcalloc		\
+		--wrap=krealloc		\
+		--wrap=kmemdup		\
+		--wrap=memdup_user	\
+		--wrap=kfree		\
+		--wrap=kzfree		\
+		--wrap=__vmalloc	\
+		--wrap=vmalloc		\
+		--wrap=vzalloc		\
+		--wrap=vmalloc_user	\
+		--wrap=vmalloc_32	\
+		--wrap=vmalloc_node	\
+		--wrap=vzalloc_node	\
+		--wrap=vfree		\
+		--wrap=kvfree		\
+		--wrap=alloc_pages	\
+		--wrap=alloc_pages_node \
+		--wrap=__alloc_pages_nodemask \
+		--wrap=__get_free_pages	\
+		--wrap=get_zeroed_page	\
+		--wrap=free_pages	\
+		--wrap=__free_pages	\
+		--wrap=dma_alloc_coherent	\
+		--wrap=dma_free_coherent	\
+		--wrap=dma_pool_alloc	\
+		--wrap=dma_pool_free	\
+		--wrap=kmem_cache_alloc	\
+		--wrap=kmem_cache_alloc_node  	\
+		--wrap=kmem_cache_alloc_trace	\
+		--wrap=kmem_cache_alloc_node_trace	\
+		--wrap=kmem_cache_free	\
+		--wrap=mempool_alloc	\
+		--wrap=mempool_free	\
+		--wrap=devm_kmalloc	\
+		--wrap=devm_kmalloc_array	\
+		--wrap=devm_kzalloc	\
+		--wrap=devm_kcalloc	\
+		--wrap=devm_kmemdup	\
+		--wrap=devm_kfree	\
+		--wrap=devm_get_free_pages	\
+		--wrap=devm_free_pages
+
+MNEW_LD_FLAGS := $(MLDFLAGS_WRAP)
+
+cmd_export_mnew_ldflags = \
+	$(if $(findstring kernel/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring arch/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring init/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring mm/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring block/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring kernel/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring block/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring usr/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring security/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring sound/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring crypto/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring firmware/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring samples/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring tools/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring lib/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring fs/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring ipc/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring drivers/, $@), $(filter-out $(MNEW_LD_FLAGS), $(MLDFLAGS_WRAP))) \
+	$(if $(findstring drivers/net/, $@), $(MLDFLAGS_WRAP)) \
+	$(if $(findstring net/, $@), $(MLDFLAGS_WRAP)) \
+	$(if $(findstring /linux-ipq_, $@), $(MLDFLAGS_WRAP))
+endif
+
+
 ifndef CONFIG_MODVERSIONS
 cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
 
@@ -383,7 +462,7 @@
 # Linker scripts preprocessor (.lds.S -> .lds)
 # ---------------------------------------------------------------------------
 quiet_cmd_cpp_lds_S = LDS     $@
-      cmd_cpp_lds_S = $(CPP) $(cpp_flags) -P -C -U$(ARCH) \
+      cmd_cpp_lds_S = $(CPP) $(EXTRA_LDSFLAGS) $(cpp_flags) -P -C -U$(ARCH) \
 	                     -D__ASSEMBLY__ -DLINKER_SCRIPT -o $@ $<
 
 $(obj)/%.lds: $(src)/%.lds.S FORCE
@@ -409,14 +488,101 @@
 #
 # Rule to compile a set of .o files into one .o file
 #
+
+ifdef CONFIG_DEBUG_MEM_USAGE
+LDFLAGS_WRAP := --wrap=__kmalloc	\
+		--wrap=kmalloc 		\
+		--wrap=kzalloc 		\
+		--wrap=kzalloc_node 	\
+		--wrap=kmalloc_array	\
+		--wrap=__kmalloc_node	\
+		--wrap=kmalloc_node	\
+		--wrap=kmalloc_order	\
+		--wrap=kmalloc_order_trace	\
+		--wrap=kcalloc		\
+		--wrap=krealloc		\
+		--wrap=kmemdup		\
+		--wrap=memdup_user	\
+		--wrap=kfree		\
+		--wrap=kzfree		\
+		--wrap=__vmalloc	\
+		--wrap=vmalloc		\
+		--wrap=vzalloc		\
+		--wrap=vmalloc_user	\
+		--wrap=vmalloc_32	\
+		--wrap=vmalloc_node	\
+		--wrap=vzalloc_node	\
+		--wrap=vfree		\
+		--wrap=kvfree		\
+		--wrap=alloc_pages	\
+		--wrap=alloc_pages_node \
+		--wrap=__alloc_pages_nodemask \
+		--wrap=__get_free_pages	\
+		--wrap=get_zeroed_page	\
+		--wrap=free_pages	\
+		--wrap=__free_pages	\
+		--wrap=dma_alloc_coherent	\
+		--wrap=dma_free_coherent	\
+		--wrap=dma_pool_alloc	\
+		--wrap=dma_pool_free	\
+		--wrap=kmem_cache_alloc	\
+		--wrap=kmem_cache_alloc_node	\
+		--wrap=kmem_cache_alloc_trace	\
+		--wrap=kmem_cache_alloc_node_trace	\
+		--wrap=kmem_cache_free	\
+		--wrap=mempool_alloc	\
+		--wrap=mempool_free	\
+		--wrap=devm_kmalloc	\
+		--wrap=devm_kmalloc_array	\
+		--wrap=devm_kzalloc	\
+		--wrap=devm_kcalloc	\
+		--wrap=devm_kmemdup	\
+		--wrap=devm_kfree	\
+		--wrap=devm_get_free_pages	\
+		--wrap=devm_free_pages
+
+NEW_LD_FLAGS := $(LDFLAGS_WRAP)
+
+cmd_export_new_ldflags = \
+	$(if $(findstring kernel/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring arch/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring init/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring mm/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring block/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring kernel/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring block/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring usr/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring security/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring sound/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring crypto/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring firmware/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring samples/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring tools/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring lib/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring fs/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring ipc/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring drivers/, $@), $(filter-out $(NEW_LD_FLAGS), $(LDFLAGS_WRAP))) \
+	$(if $(findstring drivers/net/, $@), $(LDFLAGS_WRAP)) \
+	$(if $(findstring net/, $@), $(LDFLAGS_WRAP))
+
+endif
+
 ifdef builtin-target
 quiet_cmd_link_o_target = LD      $@
 # If the list of objects to link is empty, just create an empty built-in.o
+ifdef CONFIG_DEBUG_MEM_USAGE
+cmd_link_o_target = $(if $(strip $(obj-y)),\
+		      $(LD) $(ld_flags) $(cmd_export_new_ldflags) -r -o $@ $(filter $(obj-y), $^) \
+		      $(cmd_secanalysis),\
+		      rm -f $@; $(AR) rcs$(KBUILD_ARFLAGS) $@)
+else
 cmd_link_o_target = $(if $(strip $(obj-y)),\
 		      $(LD) $(ld_flags) -r -o $@ $(filter $(obj-y), $^) \
 		      $(cmd_secanalysis),\
 		      rm -f $@; $(AR) rcs$(KBUILD_ARFLAGS) $@)
 
+endif
+
 $(builtin-target): $(obj-y) FORCE
 	$(call if_changed,link_o_target)
 
@@ -462,7 +628,11 @@
 $($(subst $(obj)/,,$(@:.o=-y)))), $^)
 
 quiet_cmd_link_multi-y = LD      $@
+ifdef CONFIG_DEBUG_MEM_USAGE
+cmd_link_multi-y = $(LD) $(ld_flags) $(cmd_export_mnew_ldflags) -r -o $@ $(link_multi_deps) $(cmd_secanalysis)
+else
 cmd_link_multi-y = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalysis)
+endif
 
 quiet_cmd_link_multi-m = LD [M]  $@
 cmd_link_multi-m = $(cmd_link_multi-y)