On Thu, 2022-06-02 at 12:29 +0200, Paolo Abeni wrote: > On Wed, 2022-06-01 at 16:48 +0800, Lina Wang wrote: > > bpf_helpers.h has been moved to tools/lib/bpf since 5.10, so add > > more > > including path. > > > > Fixes: edae34a3ed92 ("selftests net: add UDP GRO fraglist + bpf > CLANG ?= clang > CCINCLUDE += -I../../bpf > -CCINCLUDE += -I../../../../lib > +CCINCLUDE += -I../../../lib > CCINCLUDE += -I../../../../../usr/include/ > --- Your solution is right, > (But I still hit the "overriding recipe for target 'clean'" warnings) I have fixed in v3, the warning is that tools/testing/selftests/net/bpf/Makefile has redefined "clean" Thanks!