2014-10-06 16:57, Sergio Gonzalez Monroy: > At least on kernels 3.15 or newer, DPDK build is broken for CLANG target. > The issue is that the kernel build system sets the flags before including > DPDK makefile and therefore assumes the incorrect compiler. > > Signed-off-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy at intel.com>
> --- a/mk/rte.module.mk > +++ b/mk/rte.module.mk > @@ -78,7 +78,7 @@ build: _postbuild > $(MODULE).ko: $(SRCS_LINKS) > @if [ ! -f $(notdir Makefile) ]; then ln -nfs $(SRCDIR)/Makefile . ; fi > @$(MAKE) -C $(RTE_KERNELDIR) M=$(CURDIR) O=$(RTE_KERNELDIR) \ > - CROSS_COMPILE=$(CROSS) > + CC=$(KERNELCC) CROSS_COMPILE=$(CROSS) > --- a/mk/target/generic/rte.vars.mk > +++ b/mk/target/generic/rte.vars.mk > @@ -149,4 +149,6 @@ endif > export CFLAGS > export LDFLAGS > > +else # ! ifeq ($(KERNELRELEASE),) > +CC = $(KERNELCC) > endif Why is it needed here? Setting CC in rte.module.mk is not sufficient? Thanks -- Thomas
