diff options
Diffstat (limited to 'scripts/Makefile.modpost')
| -rw-r--r-- | scripts/Makefile.modpost | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost index 4b2721ca97da..6c5469b1473b 100644 --- a/scripts/Makefile.modpost +++ b/scripts/Makefile.modpost @@ -32,6 +32,10 @@ # Step 4 is solely used to allow module versioning in external modules, # where the CRC of each module is retrieved from the Module.symers file. +# KBUILD_MODPOST_WARN can be set to avoid error out in case of undefined +# symbols in the final module linking stage +# KBUILD_MODPOST_NOFINAL can be set to skip the final link of modules. +# This is solely usefull to speed up test compiles PHONY := _modpost _modpost: __modpost @@ -46,7 +50,8 @@ modulesymfile := $(KBUILD_EXTMOD)/Module.symvers __modules := $(sort $(shell grep -h '\.ko' /dev/null $(wildcard $(MODVERDIR)/*.mod))) modules := $(patsubst %.o,%.ko, $(wildcard $(__modules:.ko=.o))) -_modpost: $(modules) +# Stop after building .o files if NOFINAL is set. Makes compile tests quicker +_modpost: $(if $(KBUILD_MODPOST_NOFINAL), $(modules:.ko:.o),$(modules)) # Step 2), invoke modpost @@ -58,7 +63,7 @@ quiet_cmd_modpost = MODPOST $(words $(filter-out vmlinux FORCE, $^)) modules $(if $(KBUILD_EXTMOD),-i,-o) $(kernelsymfile) \ $(if $(KBUILD_EXTMOD),-I $(modulesymfile)) \ $(if $(KBUILD_EXTMOD),-o $(modulesymfile)) \ - $(if $(KBUILD_EXTMOD),-w) \ + $(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w) \ $(wildcard vmlinux) $(filter-out FORCE,$^) PHONY += __modpost @@ -92,7 +97,7 @@ targets += $(modules:.ko=.mod.o) # Step 6), final link of the modules quiet_cmd_ld_ko_o = LD [M] $@ - cmd_ld_ko_o = $(LD) $(LDFLAGS) $(LDFLAGS_MODULE) -o $@ \ + cmd_ld_ko_o = $(LD) $(LDFLAGS) $(LDFLAGS_MODULE) -o $@ \ $(filter-out FORCE,$^) $(modules): %.ko :%.o %.mod.o FORCE |